PT6955 Datasheet, PDF (3/3 Pages) Princeton Technology Corp – LED Driver IC

Princeton Technology Corp.
LED Driver IC
Tel : [phone]
Fax: [phone]
URL: http://www.princeton.com.tw
PT6955
APPLICATION CIRCUIT
MCU
0.1µF
51K
OSC
DIN
GND
GR1
G1
CLK
GR2 ^G2
STB
GR3 ^G3
+5V
VDD
GR4 ^G4
SG1
GND
+5V
S1 _SG2
S2 _SG3
VDD
SG12/GR5 S12
S3 _SG4
SG11/GR6 ^S11
S4 _SG5
SG10/GR7
S5 _SG6
SG9 ^S9
S6 _SG7
SG8 ^S8
S7
G1
G2
G3
DIGIT1
DIGIT2
G4
DIGIT3
DIGIT4
S1
S2
SEG1
SEG2
S3 _SEG3
S4
S5
S6
SEG4
SEG5
SEG6
S7 _SEG7
S8 _SEG8
S9
S10
SEG9
SEG10
S12
SEG11
SEG12
Note: The capacitor (0.1uF) connected between the GND and VDD Pins must be located as near as possible
to the PT6959 chip.
PT6955 v1.2
Page 3
Updated December 2001