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HT3015

15 Latin Rhythm Generator

Holtek Semiconductor 

HT3015A

Pin Description

Pin No. Pin Name

1~6,

15, 24

7

8

KEY1~KEY16

NC

VDD

9

AUD

10

OSCO

11

OSCI

12

FLAG

13

VSS

14

TEST

I/O

Internal

Connection

Description

I Pull-High Trigger keys, low active, retriggerable keys

—

—

No connection

I

—

Positive power supply

O

PMOS

Output

Voice output for driving an external transistor

O

—

Oscillator output pin

I

—

Oscillator input pin

O

NMOS

Open Drain

3Hz flash, low active output, open drain

I

—

Negative power supply (GND)

I Pull-High For IC test only

Absolute Maximum Ratings

Supply Voltage ..............................–0.3V to 6.0V

Input Voltage................. VSS–0.3V to VDD+0.3V

Storage Temperature................. –50°C to 125°C

Operating Temperature................... 0°C to 70°C

Electrical Characteristics

Symbol

Parameter

VDD

IDD

ISTB

IAUD

IOL

VIL

VIH

FOSC

Supply Voltage

Operating Current

Stand-by Current

Max. AUD Output Current

FLAG Sink Current

“L” Input Voltage

“H” Input Voltage

System Frequency

Test Condition

VDD Condition

—

—

3V No load

3V

—

3V VOH=0.6V

3V VOL=0.3V

—

—

—

—

3V ROSC=100K

Min. Typ.

2.4

—

—

200

—

1

–1.5

–2

1.5

3.0

—

—

0.7VDD —

—

180

(Ta=25°C)

Max. Unit

5.0

400

5

—

—

0.2VDD

—

—

V

µA

µA

mA

mA

V

V

KHz

3

25th June ’96

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