Datasheet LTC1390 (Analog Devices) - 4

制造商Analog Devices
描述8-Channel Analog Multiplexer with Serial Interface
页数 / 页8 / 4 — ELECTRICAL CH. ARA TERISTICS. V+ = 3V, V– = GND = 0V, TA = operating …
修订版LTC1390: 8-Channel Analog Multiplexer with Serial Interface Data Sheet
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ELECTRICAL CH. ARA TERISTICS. V+ = 3V, V– = GND = 0V, TA = operating temperature unless otherwise noted. SYMBOL. PARAMETER

ELECTRICAL CH ARA TERISTICS V+ = 3V, V– = GND = 0V, TA = operating temperature unless otherwise noted SYMBOL PARAMETER

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LTC1390
ELECTRICAL CH C ARA TERISTICS V+ = 3V, V– = GND = 0V, TA = operating temperature unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Dynamic
fCLK Clock Frequency 5 MHz tON Enable Turn-On Time VS = 1.5V, RL = 1k, CL = 35pF (Note 4) 490 700 ns tOFF Enable Turn-Off Time VS = 1.5V, RL = 1k, CL = 35pF (Note 4) 190 300 ns tOPEN Break-Before-Make Interval (Note 4) 125 290 ns OIRR Off Isolation VS = 2VP-P, RL = 1k, f = 100kHz 70 dB OINJ Charge Injection RS = 0, CL = 1000pF, VS = 1V (Note 2) ±1 ±5 pC CS(OFF) Source Off Capacitance 5 pF CD(OFF) Drain Off Capacitance 10 pF
Supply
I+ Positive Supply Current All Logic Inputs Tied Together, VIN = 0V or VIN = 3V ● 0.2 2 µA The ● denotes specifications which apply over the full operating
Note 3:
Leakage current with a single 3V supply is guaranteed by temperature range. correlation with the leakage current of the ±5V supply.
Note 1:
Absolute maximum ratings are those beyond which the safety of
Note 4:
Timing specifications with a single 3V supply is guaranteed by the device may be impaired. correlation with the timing specifications of the ±5V supply.
Note 2:
Guaranteed by design.
W U TYPICAL PERFORMANCE CHARACTERISTICS Driver Output Low Voltage Driver Output High Voltage ON-Resistance vs Temperature vs Output Current vs Output Current
300 6 0 T T A = 25°C A = 25°C V+ = 5V V+ = 5V 250 –1 5 V – = –5V V– = –5V DATA 2 ) Ω V+ = 3V –2 200 V – = 0V 4 VS = 1.2V DATA 1 –3 150 3 –4 DATA 1 100 V+ = 5V 2 ON-RESISTANCE ( V – = – 5V – 5 OUTPUT CURRENT (mA) DATA 2 OUTPUT CURRENT (mA) V 50 S = 0V 1 –6 0 0 –7 0 10 20 30 40 50 60 70 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 2.0 2.5 3.0 3.5 4.0 4.5 5.0 TEMPERATURE (˚C) OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) LTC1390 • G01 LTC1390 • G02 LTC1390 • G03
U U U PIN FUNCTIONS S0 to S7 (Pins 1 to 8):
Analog Multiplexer Inputs/Analog
CLK (Pin 10):
System Clock (TTL/CMOS Compatible). The Demultiplexer Outputs. clock synchronizes the channel selection bits and the serial data transfer from Data 1 to Data 2.
GND (Pin 9):
Digital Ground. Connect to system ground. sn1390 1390fs 4