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LC-37SA1E/RU/LC-37SV1E/RU
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2.5. IC2301 (VHIISL83220-1Y)
2.5.1 Block Diagram
2.5.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
15
VCC
–
System power supply input (3.0V to 5.5V).
3
V+
–
Intemally generated positive transmitter supply (+5.5V).
7
V-
–
Internally generated negative transmitter supply (-5.5V).
14
GND
–
Ground connection.
2
C1+
–
External capacitor (voltage doubler) is connected to this lead.
4
C1-
–
External capacitor (voltage doubler) is connected to this lead.
5
C2+
–
External capacitor (voltage doubler) is connected to this lead.
6
C2-
–
External capacitor (voltage doubler) is connected to this lead.
11
TIN
I
TTL/CMOS compatible transmitter inputs.
13
TOUT
O
±15KV ESD Protected, RS-232 level (nominally ±5.5V) transmitter output.
8
RIN
I
±15KV ESD Protected, RS-232 compatible receiver inputs.
9
ROUT
O
TTL/CMOS level receiver output.
1
EN
O
Active low receiver enable control; doesn't disable ROUTB output.
16
SHDN
–
Active low input shuts down transmitters and on-board power supply, to place device in low power mode.
10
N.C.
–
No internal connection.
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