參數(shù)資料
型號: SP331ET-L/TR
廠商: Exar Corporation
文件頁數(shù): 9/13頁
文件大小: 0K
描述: IC TXRX RS232/485 PROG 28WSOIC
標準包裝: 1,500
類型: 收發(fā)器
驅動器/接收器數(shù): 4/4
規(guī)程: RS232,RS485
電源電壓: 5V
安裝類型: 表面貼裝
封裝/外殼: 28-SOIC(0.295",7.50mm 寬)
供應商設備封裝: 28-SOIC W
包裝: 帶卷 (TR)
5
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP33_00_0260
Figure 4. Driver Propagation Delays
Figure 5. Driver Enable and Disable Times
Figure 6. Receiver Propagation Delays
+3V
0V
DRIVER INPUT
A
B
DRIVER
OUTPUT
VO+
DIFFERENTIAL
OUTPUT
VA –VB
0V
VO
1.5V
tPLH
tF
tR
f ≥1MHz; tR ≤10ns; tF ≤10ns
VO 1/2VO
1/2VO
tPHL
tSKEW= |tDPLH-tDPHL|
tDPLH
tDPHL
+3V
0V
DE
5V
VOL
A,B
0V
1.5V
tZL
tZH
f = 1MHz; tR< 10ns; tF < 10ns
VOH
A,B
2.3V
tLZ
tHZ
0.5V
Output normally LOW
Output normally HIGH
VOH
VOL
RECEIVER OUT
1.5V
tPHL
f = 1MHz; tR 10ns; tF ≤ 10ns
OUTPUT
VOD2+
VOD2
A – B
0V
tPLH
INPUT
SWITCHINg WAVEFORMS
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