Philips Semiconductors
Universal LCD driver for low multiplex
rates
Product specification
PCF8576C
5 PINNING
SYMBOL
SDA
SCL
SYNC
CLK
VDD
OSC
A0 to A2
SA0
VSS
VLCD
BP0, BP2, BP1, BP3
S0 to S39
n.c.
SOT190
1
2
3
4
5
6
7 to 9
10
11
12
13 to 16
17 to 56
−
PIN
SOT314
10
11
12
13
14
15
16 to 18
19
20
21
25 to 28
29 to 32, 34 to 47, 49 to 64, 2 to 7
1, 8, 9, 22 to 24, 33 and 48
DESCRIPTION
I2C-bus serial data input/output
I2C-bus serial clock input
cascade synchronization input/output
external clock input
supply voltage
oscillator input
I2C-bus subaddress inputs
I2C-bus slave address input; bit 0
logic ground
LCD supply voltage
LCD backplane outputs
LCD segment outputs
not connected
1998 Jul 30
5