参数资料
型号: MAX244EQH+TD
厂商: Maxim Integrated Products
文件页数: 21/38页
文件大小: 0K
描述: IC RS-232 DRVR/RCVR 44-PLCC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 500
类型: 收发器
驱动器/接收器数: 8/10
规程: RS232
电源电压: 4.75 V ~ 5.25 V
安装类型: 表面贴装
封装/外壳: 44-LCC(J 形引线)
供应商设备封装: 44-PLCC(16.59x16.59)
包装: 带卷 (TR)
+5V-Powered, Multichannel RS-232
Drivers/Receivers
V+
V-
2
+10V
C1+
C1-
1
3
4
5
11
10
12
9
6
14
7
13
8
T1IN
R1OUT
T2IN
R2OUT
T1OUT
R1IN
T2OUT
R2IN
+5V INPUT
C2+
C2-
-10V
RS-232
OUTPUTS
RS-232
INPUTS
TTL/CMOS
INPUTS
TTL/CMOS
OUTPUTS
GND
15
5k
Ω
5k
Ω
400k
Ω
400k
Ω
+5V
+10V TO -10V
VOLTAGE INVERTER
+5V TO +10V
VOLTAGE DOUBLER
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
C1+
VCC
GND
T1OUT
R1IN
R1OUT
T1IN
T2IN
R2OUT
MAX243
DIP/SO
V+
C1-
V-
C2+
C2-
T2OUT
R2IN
0.1
μF
0.1
μF
0.1
μF
0.1
μF
0.1
μF
RECEIVER INPUT
≤ -3V
OPEN
≥ +3V
R1 OUTPUT
HIGH
LOW
R2 OUTPUT
HIGH
LOW
TOP VIEW
VCC
+
Figure 19. MAX243 Pin Configuration and Typical Operating Circuit
28
Maxim Integrated
MAX220–MAX249
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