IS22C040PI(1998) Просмотр технического описания (PDF) - Integrated Silicon Solution

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Компоненты Описание

производитель

IS22C040PI
(Rev.:1998)

32 to 40 SEC INSTANT VOICE ROM

Integrated Silicon Solution 

IS22C040

PIN DESCRIPTIONS

Name

S8

LED1

VOUT1

VOUT2

GND

STP/BUSY

LED2

COUT

OSC

S5

S6

VPP

S1

S2

VCC

S3

S4

SBT

IRP

S7

I/O

Function

I

Trigger Switch 8, Internal Pull LOW,

Active HIGH

O

Drives First LED Flash at 3 Hz,

Active LOW

O

PWM Audio Signal Output for

Buzzer

O

Compliment PWM Audio Signal

Output for Buzzer

—

Power Ground

O

Generate 30 ms Pulse or Busy

Signal After Voice Playback

O

Drives Second LED Flash at 3 Hz,

Active LOW

O

Current Output from Internal DAC

for Speaker Playback

I

Oscillator Resistor Pin to Control

Sampling Frequency

I

Trigger Switch 5, Internal Pull LOW,

Active HIGH

I

Trigger Switch 6, Internal Pull LOW,

Active HIGH

—

Program Power Supply, No

Connect When Voice Playback

I

Trigger Switch 1, Internal Pull LOW,

Active HIGH

I

Trigger Switch 2, Internal Pull LOW,

Active HIGH

—

Positive Power Supply

I

Trigger Switch 3, Internal Pull LOW,

Active HIGH

I

Trigger Switch 4, Internal Pull LOW,

Active HIGH

I

One Key or Sequential Trigger,

Internal Pull LOW, Active HIGH

I

Interrupt to Stop Playback, Internal

Pull LOW, Active HIGH

I

Trigger Switch 7, Internal Pull LOW,

Active HIGH

Note:

1. The following pins are used to program data into the memory on the chip:

pins 5, 6, 7, 9, 12, 15, 18 and 19.

ISSI®

PIN CONFIGURATION

20-Pin 300-mil PDIP

S8 1

LED1 2

VOUT1 3

VOUT2 4

GND 5

STP 6

LED2 7

COUT 8

OSC 9

S5 10

20 S7

19 IRP

18 SBT

17 S4

16 S3

15 VCC

14 S2

13 S1

12 VPP

11 S6

4

Integrated Silicon Solution, Inc.

VP009-1C

10/01/98

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