參數(shù)資料
型號: AD8189ARUZ
廠商: Analog Devices Inc
文件頁數(shù): 21/24頁
文件大?。?/td> 0K
描述: IC MULTIPLEXER TRPL 2X1 24TSSOP
標準包裝: 62
功能: 多路復(fù)用器
電路: 3 x 2:1
電壓電源: 單電源
電壓 - 電源,單路/雙路(±): 3.5 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 24-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 24-TSSOP
包裝: 管件
AD8188/AD8189
Rev. 0 | Page 6 of 24
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
1
24
2
23
3
22
4
21
5
20
6
19
7
18
8
17
9
16
10
15
11
14
12
13
AD8188/
AD8189
TOP VIEW
(Not to Scale)
VCC
DVCC
VEE
OUT2
VCC
OUT1
VEE
OUT0
VCC
OE
IN0A
IN0B
VEE
IN1B
VEE
IN2B
VEE
VCC
IN2A
VREF
IN1A
DGND
SEL A/B
06
239
-00
4
Figure 4. AD8188/AD8189 Pin Configuration
Table 4. Pin Function Descriptions
Pin No.
Mnemonic
Description
1
IN0A
Input, High-ZIN. Routed to OUT0 when A is selected.
2
DGND
Ground Reference for Digital Control Circuitry.
3
IN1A
Input, High-ZIN. Routed to OUT1 when A is selected.
4
VREF
AD8188: Bypass point for internal reference. Does not affect dc level of output.
AD8189: Input to reference buffers for all channels. Can be used to offset the outputs.
5
IN2A
Input, High-ZIN. Routed to OUT2 when A is selected.
6, 13, 17, 21, 24
VCC
Positive Analog Supply. Nominally 5 V higher than VEE.
7, 9, 11, 15, 19
VEE
Negative Analog Supply.
8
IN2B
Input, High-ZIN. Routed to OUT2 when B is selected.
10
IN1B
Input, High-ZIN. Routed to OUT1 when B is selected.
12
IN0B
Input, High-ZIN. Routed to OUT0 when B is selected.
14
DVCC
Positive Supply for Digital Control Circuitry. Referenced to DGND.
16
OUT2
Output. Can connect to IN2A, IN2B, or disable.
18
OUT1
Output. Can connect to IN1A, IN1B, or disable.
20
OUT0
Output. Can connect to IN0A, IN0B, or disable.
22
SEL A/B
Logic high selects the three A inputs. Logic low selects the three B inputs.
23
OE
Output Enable. Logic high enables the three outputs.
Table 5. Truth Table
SEL A/B
OE
OUT
0
High-Z
1
0
High-Z
1
INxA
0
1
INxB
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