参数资料
型号: SP331CT-L/TR
厂商: Exar Corporation
文件页数: 8/13页
文件大小: 0K
描述: IC TXRX RS232/485 PROG 28WSOIC
标准包装: 1,500
类型: 收发器
驱动器/接收器数: 4/4
规程: RS232,RS485
电源电压: 5V
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 带卷 (TR)
4
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP33_00_0260
SPECIFICATIONS
PARAMETER
MIN.
TYP.
MAX.
UNITS CONDITIONS
POWER REQUIREMENTS
Supply Voltage V
CC
+4.75
+5.25
Volts
Supply Current I
CC
No Load (T
X Disabled)
0
5
mA
SEL_A SEL_D = "0001"
No Load (RS-232 Mode)
5
30
mA
SEL_A SEL_D = "0000"
No Load (RS-485 Mode)
7
20
mA
SEL_A SEL_D = "1100"
ENVIRONMENTAL
Operating Temperature
Commercial (_C_)
0
70
C
Industrial (_E_)
-40
+85
C
Storage Temperature
-65
+50
C
RECEIVER INPUT gRAPH
RS-485 RECEIVER
+1.0mA
-0.6mA
+6V
+12V
-3V
-7V
Maximum Input Current
Versus Voltage
1 Unit Load
TEST CIRCUITS
A
B
R
VOD
VOC
Figure . Driver DC Test Load Circuit
C
L1
15pF
RO
A
B
A
B
DI
C
L2
R
L
Figure 2. Driver/Receiver Timing Test Circuit
500
CL
Output
Under
Test
S1
S2
VCC
Figure 3. Driver Timing Test Load #2 Circuit
Limits are specified at T
A = 25°C and VCC = +5.0V unless otherwise noted.
Note 1: Exceeding the maximum data rate of 8Mbps at T
A = 85°C may permanently damage the device
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