参数资料
型号: SP3491EN-L/TR
厂商: Exar Corporation
文件页数: 9/12页
文件大小: 0K
描述: IC TXRX RS485 FULL DUPLX 14NSOIC
标准包装: 2,500
类型: 收发器
驱动器/接收器数: 1/1
规程: RS485
电源电压: 3.3V
安装类型: 表面贴装
封装/外壳: 14-SOIC(0.154",3.90mm 宽)
供应商设备封装: 14-SOIC(窄型)
包装: 带卷 (TR)
6
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP3490_349_02_0270
PIN FUNCTION
VCC
D
R
A
B
Z
Y
R
GND
2
1
3
4
5
6
7
8
D
Pin - Vcc - Positive supply +3.00V < Vcc < +3.60V
Pin 2 - R - Receiver output
Pin 3 - D - Driver input
Pin 4 - GND - Ground connection
Pin 5 - Y - Non-inverting driver output
Pin 6 - Z - Inverting driver output
Pin 7 - B - Inverting receiver Input
Pin 8 - A - Non-inverting receiver input
SP3490
Pin Function SP3490
VCC
D
R
NC
A
B
Z
Y
R
NC
DE
REB
GND
2
1
3
4
5
6
7
8
9
10
11
12
13
14
D
Pin - NC - No connect
Pin 2 - R - Receiver output
Pin 3 - REB - Receiver cutput enable active LOW
Pin 4 - DE - Driver output enable active HIGH
Pin 5 - D - Driver input
Pin 6 - GND - Ground connection
Pin 7 - GND - Ground connection
Pin 8 - NC - No connect
Pin 9 - Y - Non-inverting driver output
Pin 0 - Z - Inverting driver output
Pin - B - Inverting receiver Input
Pin 2 - A - Non-Inverting receiver input
Pin 3 - NC - No connect
Pin 4 - Vcc - Positive supply +3.00V < Vcc < +3.60V
SP3491
Pin Function SP3491
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