
Overview
The LC4608C is a driver for ink-jet printer heads with 64-
bit output. It converts 4-bit parallel input into 16-step gray
scale output by regulating the transmission gate’s output
time.
Features
This 64-bit CMOS driver with 16-step gray scale output
and high withstand voltage offers the following features.
Built-in 64
×
4-bit static shift register
Built-in 64
×
4-bit static latch
16-step gray scale output from 4-bit parallel input
Built-in 64
×
2-channel transmission gate output
Transmission gate on resistance of 60
(typ.) 100
(max)
CMOS process with high withstand voltage (42 V)
CMOS IC
33198RM (OT) No. 5782-1/11
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
Printer Head Driver
LC4608C
Ordering number : EN5782
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage (logic)
V
DD
V
H
BV
DO
I
DO
I
IN
V
IN
1
V
IN
2
Topr
–0.5 to +7.0
V
Supply voltage (high withstand voltage circuits)
–0.5 to +42
V
Driver output breakdown voltage
–0.5 to +42
V
Driver output current
Peak value within allowable operating range
±400
mA
Input current
–20 to +20
mA
Input voltage (logic)
–0.5 to V
DD
+0.5
–0.5 to V
H
+0.5
–10 to +90
V
Input voltage (COM, output)
V
Operating temperature
°C
Storage temperature
Tstg
–65 to +150
°C
Junction temperature
Tj
–10 to +125
°C
Specifications
Maximum Ratings
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Supply voltage
V
DD
V
H
V
IN
COM
4.5
5.0
5.5
V
*
1
24.0
40.0
V
Input voltage
0
V
DD
V
H
400
V
0
V
Output current DOn
I
DO
f
clk
t
ds
t
dh
t
Ls
t
wCLK
t
wLAT
V
H
= 40 V
*
2
200
mA
Clock frequency
8.0
MHz
Data setup time
40
ns
Data hold time
40
ns
Latch setup time
140
ns
Clock pulse width
50
ns
Latch pulse width
80
ns
Allowable Operating Ranges
at V
DD
= 5.0 V±10%, Topr = –10 to +90°C unless otherwise specified
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