SM1125XXV

更新时间： 2024-09-15 03:31:39

品牌	Logo	应用领域
NPC		音频合成器集成电路消费电路光电二极管
页数	文件大小	规格书
13页	114K
描述
Multimelody IC for Pagers

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中文翻译

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数据手册

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SM1125XXV 数据手册

SM1125 series

Multimelody IC for Pagers

OVERVIEW

The SM1125 series are melody ICs fabricated in NPC’s Molybdenum-gate CMOS for use in mobile telecom-

munications equipment. A maximum of 16 melodies can be stored in programmable ROM.

FEATURES

PINOUT

ꢀ Maximum of 16 melody selections (with up to 512

steps)

(Top view)

ꢀ Level hold playback mode

VSS

OSC

ꢀ External reference clock input versions and built-

in RC oscillator versions available, set by master-

slice option (RC oscillator versions require an

external resistor and capacitor).

^ꢀ12 selectable clock frequencies (ﬁxed for all melo-

dies)

VDD

MTO

TEST

PACKAGE DIMENSIONS

• External clock input versions (12 frequencies)

- 32.768kHz system: 32.768, 65.536 and

131.072kHz

(Unit: mm)

- 37.5kHz system: 37.5, 75.0 and 150.0kHz

- 38.4kHz system: 38.4, 76.8 and 153.6kHz

- 48.0kHz system: 48.0, 96.0 and 192.0kHz

• Built-in oscillator versions (4 frequencies)

- 38.4kHz (standard oscillator frequency)

- 32.768kHz

- 37.5kHz

- 48.0kHz

0.575 TYP

+ 0.1

− 0.05

0.15

^ꢀ2-pin serial data melody selection and 1-pin mel-

ody playback control

3.1 0.3

^ꢀPower save function

• External clock input versions

Clock gating in no-play modes

0.65

• Built-in RC oscillator versions

Oscillator stopped in no-play modes

^ꢀMolybdenum-gate CMOS process

^ꢀ8-pin plastic VSOP package

0.10

0.22 0.1

0.12

ORDERING INFORMATION

Device

Package

SM1125××V

8pin VSOP

SEIKO NPC CORPORATION —1

12 3 4 5 6 7...13

中文翻译

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