SP3490EP 查看數據表（PDF） - Exar Corporation
零件编号
产品描述 (功能)
比赛名单
SP3490EP Datasheet PDF : 12 Pages
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Pin Functions
VCC 1
R2
8A
R
7B
D3
D
GND 4
6Z
5Y
SP3490
Pinout (Top View)
NC 1
14 VCC
13 NC
R2
12 A
R
11 B
REB
DE
3
4
D5
D
6
GND
GND
7
10 Z
9Y
8 NC
SP3491
Pinout (Top View)
SP3490 / SP3491
Pin Number
1
2
3
4
5
6
7
8
Pin Name
VCC
R
D
GND
Y
Z
B
A
Description
Positive supply 3.00V < Vcc < 3.60V
Receiver output
Driver Input
Ground connection
Non-inverting driver output
Inverting driver output
Inverting receiver Input
Non-inverting receiver input
Pin Number Pin Name
Description
1
NC
No connect(1)
2
R
Receiver output
3
REB
Receiver output enable active LOW
4
DE
Driver output enable active HIGH
5
D
Driver input
6
GND
Ground connection
7
GND
Ground connection
8
NC
No connect(1)
9
Y
Non-inverting driver output
10
Z
Inverting driver output
11
B
Inverting receiver input
12
A
Non-Inverting receiver input
13
NC
No connect(1)
14
VCC
Positive supply 3.00V < Vcc < 3.60V
Note:
1. Not internally bonded, can be connected to Vcc without harm.
REV 1.0.3
6/12
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