參數(shù)資料
型號: LTC1390CN#PBF
廠商: Linear Technology
文件頁數(shù): 1/8頁
文件大?。?/td> 0K
描述: IC MULTIPLEXER 8X1 16DIP
標(biāo)準(zhǔn)包裝: 25
功能: 多路復(fù)用器
電路: 1 x 8:1
導(dǎo)通狀態(tài)電阻: 255 歐姆
電壓電源: 單/雙電源
電壓 - 電源,單路/雙路(±): 3V,±5V
電流 - 電源: 200nA
工作溫度: 0°C ~ 70°C
安裝類型: 通孔
封裝/外殼: 16-DIP(0.300",7.62mm)
供應(yīng)商設(shè)備封裝: 16-PDIP
包裝: 管件
1
LTC1390
sn1390 1390fs
8-Channel
Analog Multiplexer
with Serial Interface
S
FEATURE
D
U
ESCRIPTIO
The LTC
1390 is a high performance CMOS 8-to-1 analog
multiplexer. It features a 3-wire digital interface with a
bidirectional data retransmission feature, allowing it to be
wired in series with a serial A/D converter while using only
one serial port. The interface also allows several LTC1390s
to be wired in series or parallel, increasing the number of
MUX channels available using only a single digital port. All
the above features are also valid when LTC1390 operates
as a demultiplexer such as with a D/A converter.
The LTC1390 features a typical RON of 45, typical switch
leakage of 50pA, and guaranteed break-before-make op-
eration. Charge injection is
±10pC maximum. All digital
inputs are TTL and CMOS compatible when operated from
single or dual supplies. The inputs can withstand 100mA
fault currents.
The LTC1390 is available in 16-pin PDIP and narrow SO
packages.
s
3-Wire Serial Digital Interface
s
Data Retransmission Allows Series Connection
with Serial A/D Converters
s
Single 3V to
±5V Supply Operation
s
Analog Inputs May Extend to Supply Rails
s
Low Charge Injection
s
Low RON: 75 Max
s
Low Leakage:
±5nA Max
s
Guaranteed Break-Before-Make
s
TTL/CMOS Compatible for All Digital Inputs
s
Cascadable to Allow Additional Channels
s
Can Be Used as a Demultiplexer
s
Data Acquisition Systems
s
Communication Systems
s
Signal Multiplexing/Demultiplexing
U
S
A
O
PPLICATI
, LTC and LT are registered trademarks of Linear Technology Corporation.
U
A
O
PPLICATI
TYPICAL
ANALOG INPUT VOLTAGE, VS (V)
–5
ON-RESISTANCE
(
)
150
200
250
3
LTC1390 TA02
100
50
0
–3
–1
1
–4
4
–2
0
2
5
V+ = 3V
V = 0V
V+ = 5V
V = – 5V
TA = 25°C
ON-Resistance vs
Analog Input Voltage
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
S0
S1
S2
S3
S4
S5
S6
S7
V +
D
V
DATA 2
DATA 1
CS
CLK
GND
ANALOG
INPUTS
3-WIRE
SERIAL
INTERFACE
TO MUX AND ADC
DATA
CLK
CS
LTC1390
VCC
47k
VEE
1
2
3
4
8
7
6
5
CS
+IN
–IN
GND
VCC
CLK
DOUT
VREF
LTC1096
LTC1390 TA01
OPTIONAL A/D
INPUT FILTER
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