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ST3237ECTR View Datasheet(PDF) - STMicroelectronics

Part NameDescriptionManufacturer
ST3237ECTR ±15KV ESD-PROTECTED, 1µA, 3 TO 5.5V, 250KBPS, RS-232 TRANSCEIVER WITH STAND-BY ST-Microelectronics
STMicroelectronics ST-Microelectronics
ST3237ECTR Datasheet PDF : 13 Pages
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ST3237E
PIN DESCRIPTION
PlN N°
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
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28
SYMBOL
C2+
GND
C2-
V-
T1OUT
T2OUT
T3OUT
R1IN
R2IN
T4OUT
R3IN
T5OUT
EN
SHDN
VHSCI
R1OUTB
T5IN
R3OUT
T4IN
R2OUT
R1OUT
T3IN
T2IN
T1N
C1-
VCC
V+
C1+
NAME AND FUNCTION
Positive Terminal of Inverting Charge Pump Capacitor
Ground
Negative Terminal of Inverting Charge Pump Capacitor
-5.5V Generated by the Charge Pump
First Transmitter Output Voltage
Second Transmitter Output Voltage
Third Transmitter Output Voltage
First Receiver Input Voltage
Second Receiver Input Voltage
Fourth Transmitter Output Voltage
Third Receiver Input Voltage
Fifth Transmitter Output Voltage
Receiver Enable, Active Low
Shutdown Control, Active Low
Very High Speed Control Input. Connected to GND for normal
operation; connected to VCC for 1Mbps transmission rates.
Non Inverting Complementary Receiver Output. Always Active.
Fifth Transmitter Input Voltage
Third Receiver Output Voltage
Fourth Transmitter Input Voltage
Second Receiver Output Voltage
First Receiver Output Voltage
Third Transmitter Input Voltage
Second Transmitter Input Voltage
First Transmitter Input Voltage
Negative Terminal of Voltage-Doubler Charge Pump Capacitor
Supply Voltage
5.5V Generated by the Charge Pump
Positive Terminal of Voltage-Doubler Charge Pump Capacitor
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