Pin No.

Pin Name

I/O

Internal

Connection

Description

37

A4

O

CMOS

DRAM address output

38

A3

O

CMOS

DRAM address output

39

A1

O

CMOS

DRAM address output

40

A2

O

CMOS

DRAM address output

Absolute Maximum Ratings

Supply Voltage ................................. –0.3V to 6V

Storage Temperature................. –50

Operating Temperature............... –20

Electrical Characteristics

(Ta=25

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

Condition

Operating Voltage

—

—

4.5

—

5.5

V

Operating Current

5V

No load,

—3

6

mA

IOUT Max. Source Current

5V

–1.5

–3

—

mA

MOTOR Source Current

5V

–1

–3.5

—

mA

LED Sink Current

5V

3

–3.5

—

mA

“H” Input Voltage

—

—

V

“L” Input Voltage

—

—

0

—

V

Max. VOUT Output Voltage

5V

—

1.5

—

System Frequency

5V

—

1

—

MHz

HT8665

5

21st Dec ’95