19-0391; Rev 0; 5/95 低電圧、クワッド、SPDT CMOSアナログスイッチ 特長 _______________________________ MAX394は、高精度、低電圧クワッド単極双投(SPDT) アナログスイッチです。4個の独立したスイッチは、 ±2.7V∼±8Vのデュアル電源あるいは+2.7V∼+15Vの 単一電源で動作します。MAX394は低オン抵抗 (35Ω以下)、 2Ω以下のチャネル間マッチング、及び全アナログ信号 範囲でΔ4Ω以下の平坦性を保証しています。また、 ブレーク・ビフォ・メークのスイッチング(10ns typ) 機能を備え、ターンオフ時間は75ns以下、ターンオン 時間は130ns以下です。MAX394は全入力がハイ又は ローのときの自己消費電流が1µA以下と低いため、ポー タブル機器に最適です。 ◆ 低オン抵抗:17Ωtyp (35Ω max) このモノリシック、クワッドスイッチは、マキシム社 の低電圧シリコンゲートプロセスで製造されています。 設計の改良により、超低チャージインジェクション (10pC)、低消費電力(10µW)、及び2000V以上の静電放電 (ESD)耐性が保証されています。 ◆ TTL/CMOSロジックコンパチブル ロジック入力はTTL及びCMOSコンパチブルで、+8Vま での電源電圧では+0.8V∼+2.4Vの範囲が保証されていま す。また電源電圧が+8Vを超える場合、入力は+0.8V∼ +4V(typ)です。ロジック入力及びスイッチングされる アナログ信号は、素子にダメージを与えることなく、 電源電圧範囲まで可能です。 アプリケーション_____________________ 試験装置 ポータブル機器 通信システム オーディオ信号分配 PBX、PABX セットトップボックス ◆ チャネル間のオン抵抗マッチング:2Ω以下を保証 ◆ 全アナログ信号範囲でのオン抵抗フラットネス: Δ4Ω以下を保証 ◆ チャージインジェクション:10pC以下を保証 ◆ オフチャネルリーク電流:2.5nA以下(+85℃)を保証 ◆ ESD保護:2000V以上を保証 (3015.7法) ◆ 単一電源動作:+2.7V∼+15V デュアル電源動作:±2.7V∼±8V ◆ アナログ信号範囲:電源電圧範囲 ◆ MAX333、MAX333Aとピンコンパチブル 型番 _______________________________ PART TEMP. RANGE PIN-PACKAGE MAX394CPP 0°C to +70°C 20 Plastic DIP MAX394CWP MAX394C/D MAX394EPP MAX394EWP MAX394MJP 0°C to +70°C 0°C to +70°C -40°C to +85°C -40°C to +85°C -55°C to +125°C 20 Wide SO Dice* 20 Plastic DIP 20 Wide SO 20 CERDIP** * Contact factory for dice specifications. ** Contact factory for availability. 標準動作特性 ________________________ ヘッドアップディスプレイ OUTPUTS INPUTS ピン配置 ____________________________ TOP VIEW V1 V1 - V2 V2 IN1 1 20 IN4 NO1 2 19 NO4 COM1 3 18 COM4 NC1 4 17 NC4 V- 5 GND 6 OSC IN 16 V+ MAX394 NC2 7 15 N.C. 14 NC3 COM2 8 V3 - V4 V3 13 COM3 NO2 9 12 NO3 IN2 10 11 IN3 DIP/SO SWITCHES ARE SHOWN WITH LOGIC "0" INPUT N.C. = NOT INTERNALLY CONNECTED V4 FLYING CAPACITOR LEVEL TRANSLATOR (2-CHANNEL) ________________________________________________________________ Maxim Integrated Products 1 MAX394 概要 _______________________________ MAX394 低電圧、クワッド、SPDT CMOSアナログスイッチ ABSOLUTE MAXIMUM RATINGS Voltage Referenced to GND V+ .......................................................................-0.3V to +17V V- ........................................................................+0.3V to -17V V+ to V-...............................................................-0.3V to +17V COM_, NO_, NC_, IN_ (Note 1) ..................(V- - 2V) to (V+ + 2V) or 30mA, whichever occurs first Continuous Current, Any Pin...............................................30mA Peak Current, Any Pin (pulsed at 1ms, 10% duty cycle max) ..........................100mA Continuous Power Dissipation (TA = +70°C) Plastic DIP (derate 10.53mW/°C above+70°C) ...........842mW Narrow SO (derate 8.70mW/°C above +70°C) ............696mW CERDIP (derate 10.00mW/°C above +70°C) ...............800mW Operating Temperature Ranges MAX394C_ P .......................................................0°C to +70°C MAX394E_ P ....................................................-40°C to +85°C MAX394MJP ..................................................-55°C to +125°C Storage Temperature Range .............................-65°C to +150°C Lead Temperature (soldering, 10sec) .............................+300°C Note 1: Signals on NC, NO, COM, or IN exceeding V+ or V- are clamped by internal diodes. Limit forward diode current to maximum current rating. Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. ELECTRICAL CHARACTERISTICS—Dual Supplies (V+ = 5V ±10%, V- = -5V ±10%, GND = 0V, VINH = 2.4V, VINL = 0.8V, TA = TMIN to TMAX, unless otherwise noted.) PARAMETER SYMBOL TEMP. RANGE CONDITIONS MIN TYP (Note 2) MAX UNITS SWITCH Analog Signal Range On-Resistance On-Resistance Match Between Channels (Note 4) On-Resistance Flatness (Note 4) NC or NO Off Leakage Current (Note 5) COM Leakage Current (Note 5) 2 VCOM, VNO, VNC RON ∆RON (Note 3) V+ = 4.5V, V- = -4.5V, VNC or VNO = ±3.5V, ICOM = 10mA, VINH = 2.4V, VINL = 0.8V VNC or VNO = ±3V, ICOM = 10mA, V+ = 5V, V- = -5V VNC or VNO = 3V, 0V, RFLAT(ON) -3V; ICOM = 10mA, V+ = 5V; V- = -5V INC(OFF) or INO(OFF) ICOM(ON) VCOM = ±4.5V, VNC or VNO = ±4.5V, V+ = 5.5V,V- = -5.5V VCOM = ±4.5V, VNC or VNO = ±4.5V, V+ = 5.5V, V- = -5.5V VTA = +25°C V+ C, E 20 35 M 20 30 TA = TMIN C, E, M to TMAX TA = +25°C TA = TMIN to TMAX TA = +25°C TA = TMIN to TMAX TA = +25°C C, E, M 0.5 2 C, E, M 4 C, E, M 4 C, E, M 6 C, E -0.2 -0.01 0.2 M -0.1 -0.01 0.1 -2.5 C, E -0.4 -0.04 0.4 M -0.2 -0.04 0.2 TA = TMIN C, E to TMAX M Ω 45 TA = TMIN C, E to TMAX M TA = +25°C V 2.5 -20 Ω Ω nA 20 -5.0 5.0 -20 20 _______________________________________________________________________________________ nA 低電圧、クワッド、SPDT CMOSアナログスイッチ (V+ = 5V ±10%, V- = -5V ±10%, GND = 0V, VINH = 2.4V, VINL = 0.8V, TA = TMIN to TMAX, unless otherwise noted.) PARAMETER SYMBOL CONDITIONS MIN TYP (Note 2) MAX UNITS DIGITAL LOGIC INPUT Input Current with Input Voltage High IINH VIN = 2.4V, all others = 0.8V -1.0 0.005 1.0 µA Input Current with Input Voltage Low IINL VIN = 0.8V, all others = 2.4V -1.0 0.005 1.0 µA Logic High Input Voltage VA_H TA = TMIN to TMAX Logic Low Input Voltage VA_L TA = TMIN to TMAX 2.4 V 0.8 V DYNAMIC Turn-On Time tON VCOM = 3V, Figure 2 Turn-Off Time tOFF VCOM = 3V, Figure 2 Break-Before-Make Time Delay (Note 3) tD 82 TA = +25°C TA = TMIN to TMAX 130 175 TA = +25°C 57 TA = TMIN to TMAX 75 100 TA = +25°C CL = 1.0nF, VGEN = 0V, RGEN = 0Ω, Figure 6 TA = +25°C 5 TA = +25°C 66 dBm TA = +25°C 88 dBm f = 1MHz, Figure 3 TA = +25°C 12 pF CCOM(OFF) f = 1MHz, Figure 3 TA = +25°C 12 pF Channel On Capacitance CCOM(ON) f = 1MHz, Figure 4 TA = +25°C 39 pF VCTE Off Isolation (Note 6) VISO Crosstalk (Note 7) VCT Off Capacitance COFF COM Off Capacitance RL = 50Ω, CL = 5pF, f = 1MHz, Figure 3 RL = 50Ω, CL = 5pF, f = 1MHz, Figure 8 10 ns Figure 5 Charge Injection (Note 3) 2 ns ns 10 pC SUPPLY Power-Supply Range ±2.4 ±8 V Positive Supply Current I+ All channels on or off, V+ = 5.5V, V- = -5.5V, VIN = 0V or V+ -1.0 0.06 1.0 µA Negative Supply Current I- All channels on or off, V+ = 5.5V, V- = -5.5V, VIN = 0V or V+ -1.0 -0.01 1.0 µA _______________________________________________________________________________________ 3 MAX394 ELECTRICAL CHARACTERISTICS—Dual Supplies (continued) MAX394 低電圧、クワッド、SPDT CMOSアナログスイッチ ELECTRICAL CHARACTERISTICS—Single +5V Supply (V+ = 5V ±10%, V- = 0V, GND = 0V, VINH = 2.4V, VINL = 0.8V, TA = TMIN to TMAX, unless otherwise noted.) PARAMETER SYMBOL TEMP. RANGE CONDITIONS MIN TYP (Note 2) MAX UNITS SWITCH Analog Signal Range On-Resistance On-Resistance Match Between Channels (Note 4) On-Resistance Flatness (Note 4) NC or NO Off Leakage Current (Note 8) COM Leakage Current (Note 8) VCOM, VNO, VNC RON ∆RON (Note 3) V+ = 5.0V, V- = 0V, VNC or VNO = 3.5V, ICOM = 1.0mA, VINH = 2.4V, VINL = 0.8V VNC or VNO = 3V, ICOM = 1.0mA, V+ = 5V VNC or VNO = 3V, 2V, RFLAT(ON) 1V; ICOM = 1.0mA; V+ = 5V; V- = 0V INC(OFF) or INO(OFF) ICOM(ON) VCOM = 0V, VNC or VNO = 4.5V, V+ = 5.5V, V- = 0V VCOM = 4.5V, VNC or VNO = 4.5V, V+ = 5.5V, V- = 0V 0V TA = +25°C TA = TMIN to TMAX C, E 25 60 C, E, M 75 0.5 Ω 4 TA = +25°C C, E, M 6 TA = TMIN to TMAX 8 TA = TMIN to TMAX TA = +25°C TA = TMIN to TMAX Ω 2 C, E, M TA = +25°C V 65 M TA = +25°C C, E, M TA = TMIN to TMAX V+ Ω C, E, M C, E -0.2 -0.01 M -0.1 -0.01 C, E -2.5 0.2 0.1 2.5 M -20 C, E -0.4 -0.04 0.4 M -0.2 -0.04 0.2 C, E -5.0 5.0 M -20 20 nA 20 nA DIGITAL LOGIC INPUT Input Current with Input Voltage High IINH VIN = 2.4V, all others = 0.8V -1.0 0.005 1.0 µA Input Current with Input Voltage Low IINL VIN = 0.8V, all others = 2.4V -1.0 0.005 1.0 µA 4 _______________________________________________________________________________________ 低電圧、クワッド、SPDT CMOSアナログスイッチ MAX394 ELECTRICAL CHARACTERISTICS—Single +5V Supply (continued) (V+ = +5V ±10%, V- = 0V, GND = 0V, VINH = 2.4V, VINL = 0.8V, TA = TMIN to TMAX, unless otherwise noted.) PARAMETER SYMBOL MIN CONDITIONS TYP (Note 2) MAX UNITS DYNAMIC Turn-On Time (Note 3) tON VCOM = 3V, Figure 2 Turn-Off Time (Note 3) tOFF VCOM = 3V, Figure 2 Break-Before-Make Time Delay (Note 3) Charge Injection (Note 3) TA = +25°C 60 TA = TMIN to TMAX TA = +25°C CL = 1.0nF, VGEN = 0V, RGEN = 0Ω 250 300 TA = +25°C tD VCTE 160 TA = TMIN to TMAX 125 175 5 TA = +25°C 20 3 ns ns ns 5 pC 16 V SUPPLY Power-Supply Range V+ 2.4 Positive Supply Current I+ All channels on or off, VIN = 0V or V+, V+ = 5.5V, V- = 0V Negative Supply Current I- All channels on or off, VIN = 0V or V+, V+ = 5.5V, V- = 0V -1.0 0.01 1.0 µA -1.0 -0.01 1.0 µA TYP (Note 2) MAX ELECTRICAL CHARACTERISTICS—Single +3.3V Supply (V+ = 3.0V to 3.6V, GND = 0V, VINH = 2.4V, VINL = 0.8V, TA = TMIN to TMAX, unless otherwise noted.) PARAMETER SYMBOL TEMP. RANGE CONDITIONS MIN UNITS SWITCH Analog Signal Range On-Resistance VCOM, VNO, VNC RON NC or NO Off Leakage Current (Note 8) COM Leakage Current (Note 8) INC(OFF) or INO(OFF) ICOM(ON) (Note 3) V+ = 3V, V- = 0V, VNC or VNO = 1.5V, ICOM = 1.0mA, VINH = 2.4V, VINL = 0.8V VCOM = 0V, VNC or VNO = 3V, V+ = 3.6V, V- = 0V VCOM = 3V, VNC or VNO = 3V, V+ = 3.6V, V- = 0V 0 TA = +25°C TA = TMIN to TMAX TA = +25°C TA = TMIN to TMAX TA = +25°C TA = TMIN to TMAX C, E V+ 75 V 185 M 175 C, E, M 250 C, E -0.2 -0.01 M -0.1 -0.01 C, E -2.5 M -5.0 C, E -0.4 -0.04 M -0.2 -0.04 C, E -5.0 5.0 M -20.0 20.0 Ω 0.2 0.1 2.5 nA 5.0 0.4 0.2 nA _______________________________________________________________________________________ 5 MAX394 低電圧、クワッド、SPDT CMOSアナログスイッチ ELECTRICAL CHARACTERISTICS—Single +3.3V Supply (continued) (V+ = 3.0V to 3.6V, GND = 0V, VINH = 2.4V, VINL = 0.8V, TA = TMIN to TMAX, unless otherwise noted.) PARAMETER SYMBOL CONDITIONS MIN TYP (Note 2) MAX UNITS DIGITAL LOGIC INPUT Input Current with Input Voltage High IINH VIN = 2.4V, all others = 0.8V -1.0 0.005 1.0 µA Input Current with Input Voltage Low IINL VIN = 0.8V, all others = 2.4V -1.0 0.005 1.0 µA Turn-On Time (Note 3) tON VCOM = 1.5V, Figure 2 TA = +25°C 400 ns Turn-Off Time (Note 3) tOFF VCOM = 1.5V, Figure 2 TA = +25°C 150 ns Figure 5 TA = +25°C CL = 1.0nF, VGEN = 0V, RGEN = 0Ω, Figure 6 TA = +25°C DYNAMIC Break-Before-Make Delay (Note 3) tD Charge Injection (Note 3) VCTE 5 20 1 ns 5 pC 16 V SUPPLY Power-Supply Range V+ Positive Supply Current I+ All channels on or off, VIN = 0V or V+, V+ = 3.6V, V- = 0V -1.0 0.01 1.0 µA Negative Supply Current I- All channels on or off, VIN = 0V or V+, V+ = 3.6V, V- = 0V -1.0 -0.01 1.0 µA Note 2: Note 3: Note 4: Note 5: Note 6: Note 7: Note 8: 6 2.7 The algebraic convention, where the most negative value is a minimum and the most positive value a maximum, is used in this data sheet. Guaranteed by design. ∆RON = ∆RON(max) - ∆RON(min). On-resistance match between channels and flatness are guaranteed only with specified voltages. Flatness is defined as the difference between the maximum and minimum value of on-resistance as measured over the specified analog signal range. Leakage parameters are 100% tested at maximum rated hot temperature and guaranteed by correlation at room temperature. See Figure 6. Off isolation = 20log10 VCOM/VNC or VNO, VCOM = output, VNC or NO = input to off switch. Between any two switches. See Figure 3. Leakage testing at single supply is guaranteed by testing with dual supplies. _______________________________________________________________________________________ 低電圧、クワッド、SPDT CMOSアナログスイッチ (TA = +25°C, unless otherwise noted.) ON-RESISTANCE vs. VCOM (SINGLE SUPPLY) 50 MAX394-02 100 MAX394-01 35 30 ON-RESISTANCE vs. VCOM OVER TEMPERATURE (DUAL SUPPLIES) 90 V+ = 3V, V- = -3V 20 15 V+ = 5V, V- = -5V V+ = 3V, V- = 0V 60 50 30 +125°C 20 +85°C 40 10 V+ = 8V, V- = -8V 30 5 10 -8 -6 -4 -2 0 2 4 6 8 0 0 1 2 3 4 5 6 -5 -4 -3 -2 -1 0 1 2 3 VCOM (V) VCOM (V) VCOM (V) ON-RESISTANCE vs. VCOM OVER TEMPERATURE (SINGLE SUPPLY) OFF LEAKAGE CURRENT vs. TEMPERATURE ON LEAKAGE CURRENT vs. TEMPERATURE 100 40 OFF LEAKAGE (pA) +85°C +25°C 30 20 V+ = 5.5V V- = -5.5V VNC or VNO = ±4.5V 10 ICOM(OFF) 1 0.1 0.01 INC(OFF) or INO(OFF) 10 1 2 3 VCOM (V) 4 5 6 1000 100 V+ = 5.5V V- = -5.5V VCOM = ±4.5V 10 ICOM(ON) 1 0.1 0.01 INC (OFF) or INO(ON) 0.0001 0.0001 0 5 0.001 0.001 0 4 MAX394-06 1000 MAX394-05 +125°C OFF LEAKAGE (pA) V+ = 5V V- = 0V MAX394-04 50 +25°C 10 V+ = 5V, V- = 0V 20 0 RON (Ω) RON (Ω) 70 RON (Ω) RON (Ω) 25 V+ = +5V V- = -5V 40 80 MAX394-03 ON-RESISTANCE vs. VCOM (DUAL SUPPLIES) -75 -50 -25 0 25 50 TEMPERATURE (°C) 75 100 125 -75 -50 -25 0 25 50 75 100 125 TEMPERATURE (°C) _______________________________________________________________________________________ 7 MAX394 標準動作特性 _______________________________________________________________ 標準動作特性(続き)__________________________________________________________ (TA = +25°C, unless otherwise noted). CHARGE INJECTION vs. VCOM SUPPLY CURRENT vs. TEMPERATURE 40 SUPPLY CURRENT (µA) 20 10 V+ = 3V, V- = 0V 0 -10 -20 V+ = 5V, V- = 0V V+ = 5V, V- = -5V V+ = 5.5V V- = -5.5V 10 30 MAX394-08 100 MAX394-07 50 Q (pC) 1 I+ or I- 0.1 0.01 0.001 -30 0.0001 -40 -50 0.00001 -5 -4 -3 -2 -1 0 1 2 3 4 5 -75 -50 -25 VCOM (V) 0 25 50 75 100 125 TEMPERATURE (°C) OFF-ISOLATION vs. FREQUENCY CIRCUIT OF FIGURE 7 VIN = 0dBm -20 VISO (dBm) MAX394-09 0 -40 -60 -80 -100 0.1k 1k 10k 100k 1M 10M 100M 10M 100M FREQUENCY (Hz) CROSSTALK vs. FREQUENCY MAX394-10 0 CIRCUIT OF FIGURE 8 VIN = 0dBm, RL = 50Ω -20 VCT (dBm) MAX394 低電圧、クワッド、SPDT CMOSアナログスイッチ -40 -60 -80 -100 0.1k 1k 10k 100k 1M FREQUENCY (Hz) 8 _______________________________________________________________________________________ 低電圧、クワッド、SPDT CMOSアナログスイッチ 端 子 名 称 1, 10, 11, 20 IN1–IN4 機 能 MAX394 端子説明 ____________________________ +5V D1 ロジックレベル入力 V+ 2, 9, 12, 19 NO1–NO4 3, 8, 13, 18 COM1–COM4 4, 7,14, 17 NC1–NC4 5 V- ノーマリオープンスイッチ MAX394 スイッチのコモン ノーマリクローズスイッチ 負電源 6 GND グランド 15 N.C. 内部接続されていません。 16 V+ * * * * NO or NC COM VD2 正電源 -5V * INTERNAL PROTECTION DIODES アプリケーション情報 _________________ ±5V以外の電源電圧での動作 MAX394スイッチは、±2.7V∼±8Vのデュアル電源及び +2.7V∼+15Vの単一電源で動作します。どちらの場合に も、V+∼V-の範囲のアナログ信号のスイッチングが可 能です。アナログ信号及び電源電圧に対するオン抵抗 の変動(typ)は「標準動作特性」のグラフに示されていま す。オン抵抗の標準的な温度係数は0.5%/℃(typ)です。 電源シーケンスと過電圧保護 絶対最大定格を超えないようにしてください。定格を 超えるストレスにさらされた場合、デバイスに恒久的 に損傷を与える恐れがあります。CMOSデバイスでは、 常に適正な電源シーケンスが必要とされます。常にV+ を最初に印加し、次にV-を印加し(分割電源の場合)、そ の後にアナログ信号やロジック入力を印加してくださ い。これはアナログ信号やロジック信号に電流制限が ないときには特に重要です。電源シーケンスを守れず、 かつアナログ信号やロジック入力の電流が30mA以下に 制限されていない場合は、図1に示すように小信号ダイ オード(D1)を1個取付けてください。デュアル電源を 図1. ブロッキングダイオードを使用した過電圧保護 使用している場合、あるいはアナログ信号がGNDより 低くなる可能性がある場合は、小信号ダイオードを2個 (D1、D2)取付けてください(図1)。保護ダイオードを 取付けることでアナログ信号範囲が狭まり、D2により V-よりダイオードドロップ分だけ高くなります。リーク 電流は、ダイオードを取付けることにより影響されま せん。電源電圧が低い場合にはオン抵抗が少し増加し ます。最大電源電圧(V-とV+の差)は17Vを超えないよう にしてください。 保護ダイオードD1及びD2は過電圧保護の役割も果たし ます。図1の回路で、電源電圧が絶対最大定格以下の場 合、絶対最大定格以下のフォルト電圧がアナログ信号 ピンに印加されても損傷は起きません。例えば、±5V 電源の場合、図1の回路は±8.5Vまでのアナログ信号に 耐えられます。フォルト信号が1つであれば、フォルト 電圧が+12Vあるいは-12Vに達しても損傷は起きません。 _______________________________________________________________________________________ 9 MAX394 低電圧、クワッド、SPDT CMOSアナログスイッチ テスト回路/タイミング図 ____________________________________________________ t R < 20ns t F < 20ns 3V 50% V IN 50% 0V V COM 50% 50% 0V 50% -10V 300Ω IN_ t OPEN MAX394 V+ LOGIC INPUT 50% GND +15V t OFF t ON SWITCH OUTPUT COM_ NO_ -10V t OFF +10V NC_ +10V t ON t OPEN V- -15V (REPEAT TEST FOR IN2, IN3, AND IN4.) 図2. スイッチング時間テスト回路 +5V C +5V C V+ V+ COM CAPACITANCE METER COM MAX394 IN CAPACITANCE METER 0V or 2.4V NC or NO GND IN 0V or 2.4V NC or NO C V- MAX394 GND C V- -5V -5V 図4. チャネルオン容量 図3. チャネルオフ容量 +5V LOGIC INPUT +3V V+ 50% V COM COM_ VCOM NC VO1 0.9VO IN_ 0V SWITCH OUTPUT VCOM VO2 SWITCH OUTPUT 0V VO1 NO 0V 0.9VO LOGIC INPUT VO2 MAX394 GND RL2 CL2 V- -5V tD tD R L = 1kΩ C L = 35pF CL INCLUDES FIXTURE AND STRAY CAPACITANCE. LOGIC 0 INPUT. 図5. ブレーク・ビフォ・メークディレー 10 RL1 ______________________________________________________________________________________ CL1 低電圧、クワッド、SPDT CMOSアナログスイッチ +5V V+ R GEN ∆VO MAX394 COM_ V GEN NC OR NO GND IN_ VO VO CL 10nF V- IN_ ON ON OFF -5V Q = (∆V O )(C L ) 図6. チャージインジェクション +5V C SIGNAL GENERATOR COM_ V+ MAX394 0V, 2.4V IN_ ANALYZER CH A CH B NC_ OR NO_ GND RL 50Ω V- FREQUENCY TESTED SIGNAL GENERATOR 1 MHz AUTOMATIC SYNTHESIZER ANALYZER TRACKING SPECTRUM ANALYZER C VCOM VNC OR VNO VISO = 20LOG -5V C = 5pF 図7. オフアイソレーション +5V C MAX394 SIGNAL GENERATOR 50Ω COM V+ NC OR NO 0V or 2.4V IN ANALYZER CH A CH B IN2 NC or NO GND 0V or 2.4V COM V- FREQUENCY TESTED SIGNAL GENERATOR ANALYZER 1MHz AUTOMATIC SYNTHESIZER TRACKING SPECTRUM ANALYZER C RL -5V VCT = 20LOG VCOM VNC OR VNO 図8. クロストークテスト回路 ______________________________________________________________________________________ 11 MAX394 テスト回路/タイミング図(続き)________________________________________________ MAX394 低電圧、クワッド、SPDT CMOSアナログスイッチ チップ構造図 ________________________ NO1 IN1 IN4 NO4 COM1 COM4 NC1 NC4 0.128" V+ (3.25mm) VGND NC2 NC3 COM2 COM3 NO2 IN3 0.100" (2.54mm) NO3 IN2 SUBSTRATE IS CONNECTED TO V+ TRANSISTOR COUNT: 137 パッケージ _________________________________________________________________ D E DIM E1 A A1 A2 A3 B B1 C D1 E E1 e eA eB L A3 A A2 L A1 0° - 15° C e B1 B eA eB D1 Plastic DIP PLASTIC DUAL-IN-LINE PACKAGE (0.300 in.) INCHES MAX MIN 0.200 – – 0.015 0.175 0.125 0.080 0.055 0.022 0.016 0.065 0.045 0.012 0.008 0.080 0.005 0.325 0.300 0.310 0.240 – 0.100 – 0.300 0.400 – 0.150 0.115 DIM PINS D D D D D D 8 14 16 18 20 24 INCHES MIN MAX 0.348 0.390 0.735 0.765 0.745 0.765 0.885 0.915 1.015 1.045 1.14 1.265 MILLIMETERS MIN MAX – 5.08 0.38 – 3.18 4.45 1.40 2.03 0.41 0.56 1.14 1.65 0.20 0.30 0.13 2.03 7.62 8.26 6.10 7.87 2.54 – 7.62 – – 10.16 2.92 3.81 MILLIMETERS MIN MAX 8.84 9.91 18.67 19.43 18.92 19.43 22.48 23.24 25.78 26.54 28.96 32.13 21-0043A 〒169 東京都新宿区西早稲田3-30-16(ホリゾン1ビル) TEL. (03)3232-6141 FAX. (03)3232-6149 Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 12 __________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 (408) 737-7600 © 1995 Maxim Integrated Products is a registered trademark of Maxim Integrated Products.
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