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

Ω (typ.) 100 Ω

(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)

–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)

V

Input voltage (COM, output)

V

Operating temperature

Topr

–10 to +90

°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

4.5

5.0

5.5

V

*1

24.0

40.0

V

Input voltage

V

COM

0

V

Output current DOn

200

400

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

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