KD2003-DC70A Datasheet, PDF (2/4 Pages) Rohm – Thick film thermal printhead (with thermal historical control)

Printhead
zEquivalent circuit
VH(COM)
GND
VDD(+5)
/ STB2
/ STB1
/ RESET
CLKIN2
DI2
DO2
CLKOUT2
CLKIN1
DI1
DO1
/ LOAD
START
INC
SEL2
SEL1
TM
TM
220µF
35V
0.1µF
50V
DOT #640
KD2003-DC70A
DOT #1
LATCH REGISTER
TO EACH IC
THERMISTOR
30kΩ B : 3950
DI No.
DI2
DI1
DOT No.
640~385
384~ 1
/ STB No.
/ STB2
/ STB1
DOT No.
640~385
384~ 1
Fig.1
CLK No.
CLKIN2
CLKIN1
DOT No.
640~385
384~ 1
zPin assignments
CONNECTOR A
No. Circuit No.
1
VDD
11
2
VDD
12
3
SEL2
13
4
SEL1
14
5 CLKIN2 (CP) 15
6
NC
16
7
DI2
17
8
DI1
18
9
INC
19
10 / LOAD 20
Circuit
/ RESET
START
DO1
DO2
TM
TM
/ STB2
/ STB1
CLKOUT2
CLKIN1
CONNECTOR B
No. Circuit
1 VH (COM)
2 VH (COM)
3 VH (COM)
4
GND
5
GND
6
GND
2/3