Datasheet LTC1391 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | 8-Channel Analog Multiplexer with Cascadable Serial Interface |
| 页数 / 页 | 12 / 3 — ELECTRICAL CHARACTERISTICS The |
| 修订版 | LTC1391: 8-Channel Analog Multiplexer with Cascadable Serial Interface Data Sheet |
| 文件格式/大小 | PDF / 185 Kb |
| 文件语言 | 英语 |
ELECTRICAL CHARACTERISTICS The
该数据表的模型线
文件文字版本
LTC1391
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. V+ = 5V, V– = –5V, GND = 0V, unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Dynamic
fCLK Clock Frequency (Note 2) 5 MHz tON Enable Turn-On Time VS = 2.5V, RL = 1k, CL = 35pF 260 400 ns tOFF Enable Turn-Off Time VS = 2.5V, RL = 1k, CL = 35pF 100 200 ns tOPEN Break-Before-Make Interval 35 155 ns OIRR Off Isolation VS = 2VP–P, RL = 1k, f = 100kHz 70 dB QINJ Charge Injection RS = 0, CL = 1000pF, VS = 1V (Note 2) ±2 ±10 pC CS(OFF) Input Off Capacitance 5 pF CD(0FF) Output Off Capacitance 10 pF
Supply
I+ Positive Supply Current All Logic Inputs Tied Together, VIN = 0V or 5V ● 15 40 µA I– Negative Supply Current All Logic Inputs Tied Together, VIN = 0V or 5V ● – 15 – 40 µA
The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. V+ = 2.7V, V– = GND = 0V, unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Switch
VANALOG Analog Signal Range (Note 2) ● 0 2.7 V RON On-Resistance VS = 1.2V, IO = 1mA TMIN = 0°C (LTC1391C) 300 Ω TMIN = –40°C (LTC1391I) 25°C 250 300 Ω TMAX = 70°C (LTC1391C) 350 Ω TMAX = 85°C (LTC1391I) ∆RON vs VS 20 % ∆RON vs Temperature 0.5 %/°C IS(OFF) Off Input Leakage VS = 2.5V, VD = 0.5V; VS = 0.5V, VD = 2.5V (Note 3) ±0.05 ±5 nA Channel Off ● ±20 nA ID(OFF) Off Output Leakage VS = 2.5V, VD = 0.5V; VS = 0.5V, VD = 2.5V (Note 3) ±0.05 ±5 nA Channel Off ● ±20 nA ID(ON) On Channel Leakage VS = VD = 0.5V, 2.5V (Note 3) ±0.05 ±5 nA Channel On ● ±20 nA
Digital
VINH High Level Input Voltage V+ = 3.0V ● 2.0 V VINL Low Level Input Voltage V+ = 2.4V ● 0.8 V IINL, IINH Input Current VIN = 2.7V, 0V ● ±5 µA VOH High Level Output Voltage V+ = 2.7V, IO = – 20µA 2.68 V V+ = 2.7V, IO = – 400µA ● 2.0 2.30 V VOL Low Level Output Voltage V+ = 2.7V, IO = 20µA 0.01 V V+ = 2.7V, IO = 400µA ● 0.20 0.8 V sn1391 1391fas 3
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. V+ = 5V, V– = –5V, GND = 0V, unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Dynamic
fCLK Clock Frequency (Note 2) 5 MHz tON Enable Turn-On Time VS = 2.5V, RL = 1k, CL = 35pF 260 400 ns tOFF Enable Turn-Off Time VS = 2.5V, RL = 1k, CL = 35pF 100 200 ns tOPEN Break-Before-Make Interval 35 155 ns OIRR Off Isolation VS = 2VP–P, RL = 1k, f = 100kHz 70 dB QINJ Charge Injection RS = 0, CL = 1000pF, VS = 1V (Note 2) ±2 ±10 pC CS(OFF) Input Off Capacitance 5 pF CD(0FF) Output Off Capacitance 10 pF
Supply
I+ Positive Supply Current All Logic Inputs Tied Together, VIN = 0V or 5V ● 15 40 µA I– Negative Supply Current All Logic Inputs Tied Together, VIN = 0V or 5V ● – 15 – 40 µA
The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. V+ = 2.7V, V– = GND = 0V, unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Switch
VANALOG Analog Signal Range (Note 2) ● 0 2.7 V RON On-Resistance VS = 1.2V, IO = 1mA TMIN = 0°C (LTC1391C) 300 Ω TMIN = –40°C (LTC1391I) 25°C 250 300 Ω TMAX = 70°C (LTC1391C) 350 Ω TMAX = 85°C (LTC1391I) ∆RON vs VS 20 % ∆RON vs Temperature 0.5 %/°C IS(OFF) Off Input Leakage VS = 2.5V, VD = 0.5V; VS = 0.5V, VD = 2.5V (Note 3) ±0.05 ±5 nA Channel Off ● ±20 nA ID(OFF) Off Output Leakage VS = 2.5V, VD = 0.5V; VS = 0.5V, VD = 2.5V (Note 3) ±0.05 ±5 nA Channel Off ● ±20 nA ID(ON) On Channel Leakage VS = VD = 0.5V, 2.5V (Note 3) ±0.05 ±5 nA Channel On ● ±20 nA
Digital
VINH High Level Input Voltage V+ = 3.0V ● 2.0 V VINL Low Level Input Voltage V+ = 2.4V ● 0.8 V IINL, IINH Input Current VIN = 2.7V, 0V ● ±5 µA VOH High Level Output Voltage V+ = 2.7V, IO = – 20µA 2.68 V V+ = 2.7V, IO = – 400µA ● 2.0 2.30 V VOL Low Level Output Voltage V+ = 2.7V, IO = 20µA 0.01 V V+ = 2.7V, IO = 400µA ● 0.20 0.8 V sn1391 1391fas 3