参数资料
型号: LTC1380IS#TR
厂商: Linear Technology
文件页数: 9/12页
文件大小: 0K
描述: IC MULTIPLEXER 8X1 16SOIC
标准包装: 2,500
功能: 多路复用器
电路: 1 x 8:1
导通状态电阻: 400 欧姆
电压电源: 双电源
电压 - 电源,单路/双路(±): ±2.7 V ~ 5 V
电流 - 电源: 10µA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC
包装: 带卷 (TR)
6
LTC1380/LTC1393
PIN FUNCTIONS
UU
U
S0 to S7/S0± to S3± (Pin 1 to Pin 8): Single-Ended Analog
Multiplexer Inputs (S0 to S7) for the LTC1380. Differential
Analog Multiplexer Inputs (S0± to S3±) for the LTC1393.
DO/DO+(Pin9):AnalogMultiplexerOutputfortheLTC1380.
Positive Differential Analog Multiplexer Output for the
LTC1393.
VEE/DO– (Pin 10): Negative Supply Pin for the LTC1380.
Negative Differential Multiplexer Output for the LTC1393.
For the LTC1380, VEE should be bypassed to GND with a
0.1
F ceramic capacitor when operating from split sup-
plies or connected to GND for single supply operation.
GND (Pin 11): Ground Pin.
A1, AO (Pin 12, Pin 13): Address Selection Pins. Tie these
two pins to either VCC or GND to select one of four possible
addresses to which the LTC1380/LTC1393 will respond.
SDA (Pin 14): SMBus Bidirectional Digital Input/Output
Pin. This pin has an open-drain output and requires a pull-
up resistor or current source to the positive supply for
normal operation. Data is shifted into and acknowledged
by the LTC1380/LTC1393 using this pin.
SCL (Pin 15): SMBus Clock Input. SDA data is shifted in
at rising edges of this clock during data transfer.
VCC (Pin 16): Positive Supply Pin. This pin should be
bypassed to GND with a 0.1
F ceramic capacitor.
BLOCK DIAGRA
W
ADDRESS
COMPARATOR
SMBus STATE
MACHINE
4-BIT LATCH
AND DECODER
SHIFT REGISTER
HOLD
STOP
1380/93 BD
SDA
A0
A1
SCL
MULTIPLEXER
SWITCHES
ANALOG OUTPUT(S)
(LTC1380: DO)
(LTC1393: D)
ANALOG INPUTS
(LTC1380: S0 TO S7)
(LTC1393: S0± TO S3±)
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