PT6547LQ PTC [Princeton Technology Corp], PT6547LQ Datasheet - Page 2

• Manufacturer Part Number: PT6547LQ
• Description: LCD Driver IC with Key Input Function
• Manufacturer: PTC [Princeton Technology Corp]

LCD Driver IC with Key Input Function
BLOCK DIAGRAM
VLCD2
PT6547 V1.2
VLCD1
DOUT
VLCD
TEST
OCS
VDD
VSS
CLK
STB
DIN
COM1
COMMON DRIVER
GENERATOR
INTERFACE
COM2 COM3 COM4/SG74
VDET
COMMAND
CLOCK
/RES
- 2 -
S 73
KI1 KI2 KI3 KI4 KI5 K 6
G
REGISTER
CONTROL
SEGMENT DRIVER & LATCH
S 9
G SG8/P8
DISPLAY RAM
KEY SCAN
S K 5
KEY BUFFER
S K 4
URL: http://www.princeton.com.tw
S
K 3
SG1/P1
S
Fax: [phone]
SG76/KS2 SG75/KS1
Tel: [phone]
January, 2006
PT6547