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ST3243E Datasheet(PDF) 2 Page - STMicroelectronics

Part No. ST3243E
Description  ±15KV ESD PROTECTED 3 TO 5.5V, 400KBPS, RS-232 TRANSCEIVER WITH AUTO-POWERDOWN
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST3243E Datasheet(HTML) 2 Page - STMicroelectronics

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ST3243E
2/18
ORDERING CODES
PIN DESCRIPTION
Type
Temperature
Range
Package
Comments
ST3243ECD
0 to 70°C
SO-28 (Tube)
27parts per tube / 12tube per box
ST3243EBD
-40 to 85°C
SO-28 (Tube)
27parts per tube / 12tube per box
ST3243ECDR
0 to 70°C
SO-28 (Tape & Reel)
1000 parts per reel
ST3243EBDR
-40 to 85°C
SO-28 (Tape & Reel)
1000 parts per reel
ST3243ECPR
0 to 70°C
SSOP-28 (Tape & Reel)
1350 parts per reel
ST3243EBPR
-40 to 85°C
SSOP-28 (Tape & Reel)
1350 parts per reel
ST3243ECTR
0 to 70°C
TSSOP28 (Tape & Reel)
2500 parts per reel
ST3243EBTR
-40 to 85°C
TSSOP28 (Tape & Reel)
2500 parts per reel
ST3243ECJ
0 to 70°C
FLIP-CHIP28
coming soon
ST3243EBJ
-40 to 85°C
FLIP-CHIP28
coming soon
PlN N°
SYMBOL
NAME AND FUNCTION
1C2+
Positive Terminal of Inverting Charge Pump Capacitor
2C2-
Negative Terminal of Inverting Charge Pump Capacitor
3
V-
-5.5V Generated by the Charge Pump
4R1IN
First Receiver Input Voltage
5R2IN
Second Receiver Input Voltage
6R3IN
Third Receiver Input Voltage
7R4IN
Fourth Receiver Input Voltage
8R5IN
Fifth Receiver Input Voltage
9T1OUT
First Transmitter Output Voltage
10
T2OUT
Second Transmitter Output Voltage
11
T3OUT
Third Transmitter Output Voltage
12
T3IN
Third Transmitter Input Voltage
13
T2IN
Second Transmitter Input Voltage
14
T1IN
First Transmitter Input Voltage
15
R5OUT
Fifth Receiver Output Voltage
16
R4OUT
Fourth Receiver Output Voltage
17
R3OUT
Third Receiver Output Voltage
18
R2OUT
Second Receiver Output Voltage
19
R1OUT
First Receiver Output Voltage
20
R2OUTB
Non-inverting Complementary Receiver Output, always active
for wake-up
21
INVALID
Output of the valid signal detector. Indicates if a valid RS-232
level is present on receiver inputs logic "1"
22
FORCEOFF
Drive low to shut down transmitters and on-board power
supply. This over-rides all automatic circuitry and FORCEON
23
FORCEON
Drive high to override automatic circuitry keeping transmitters
on (FORCEOFF must be high)
24
C1-
Negative Terminal of Voltage- Charge Pump Capacitor
25
GND
Ground
26
VCC
Supply Voltage
27
V+
5.5V Generated by the Charge Pump
28
C1+
Positive Terminal of Voltage- Charge Pump Capacitor


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