Datasheet Summary
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- MC145407F IL22
C-MOS RS-232C DRIVER/RECEIVER
C2+ 1 2 GND C2- 3 4 VSS RX1 IN 5 TX1 OUT 6 RX2 IN 7 TX2 OUT 8 RX3 IN 9 TX3 OUT 10
20 C1+ VCC 19 18 C1- VDD (+5V) 17 16 DO1 OUT
15 DI1 IN 14 DO2 OUT
13 DI2 IN
12 DO3 OUT
INPUT DI1
- DI3 RX1
- RX3 w w w
OUTPUT DO1
- DO3 TX1
- TX3 t a .D
S a
D = DRIVER R = RECIVER e h
11 DI3 IN
U 4 t e
.c m o
; RS-232C DRIVER INPUTS ; RECEIVER INPUTS
; RS-232C DRIVER OUTPUTS ; TRANSCEIVER OUTPUTS
OTHER C1+, C1- , C2+, C2- ; EXTERNAL CAPACITORS VDD ; POSITIVE SUPPLY VSS ; NEGATIVE SUPPLY w w w
.D a t a e h S
4 t e
U m o...
