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MSM9845GA PDF预览

MSM9845GA

更新时间: 2024-09-27 10:45:15
品牌 Logo 应用领域
冲电气 - OKI 存储音频合成器集成电路消费电路商用集成电路语音合成先进先出芯片
页数 文件大小 规格书
9页 76K
描述
VOICE SYNTHESIS LSI with on-chip FIFO Memory

MSM9845GA 技术参数

生命周期:Transferred零件包装代码:QFP
包装说明:QFP,针数:56
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.23Is Samacsys:N
商用集成电路类型:SPEECH SYNTHESIZERJESD-30 代码:R-PQFP-G56
长度:10.5 mm功能数量:1
端子数量:56片上内存类型:FIFO
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:QFP
封装形状:RECTANGULAR封装形式:FLATPACK
认证状态:Not Qualified座面最大高度:2.25 mm
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):4.5 V
表面贴装:YES温度等级:INDUSTRIAL
端子形式:GULL WING端子节距:0.65 mm
端子位置:QUAD宽度:9.5 mm
Base Number Matches:1

MSM9845GA 数据手册

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FEDL9845DIGEST-01  
Version 3.10, Dec 4, 2000  
1
Semiconductor  
MSM9845  
VOICE SYNTHESIS LSI with on-chip FIFO Memory  
This document contains minimum specifications. For full specifications, please contact your nearest Oki office or  
representative.  
GENERAL DESCRIPTION  
MSM9845 is a Voice Synthesizer LSI with on-chip FIFO memory.  
A newly developed synthesis algorithm, OKI ADPCM2, promises superb sound quality. The LSI is fully  
controllable from an external CPU via 16/8-bit bus interface.  
MSM9845 is an ideal choice for application systems where such non-microchip data storage as CD ROM is used.  
FEATURES  
16/8-bit Bus Interface  
On-chip FIFO Memory Capacity : 1024 Bits 16 ms Buffering  
When Sampling Frequency at 16.0 kHz, 4-bit ADPCM2 and Monaural Playback selected  
Synthesis Algorithms for User's Selection  
4, 5, 6, 7, 8-bit Oki ADPCM2  
4-bit Oki ADPCM  
8/16-bit Straight PCM  
8-bit Oki Non-Linear PCM  
Oscillation Clock Frequency: 16.9344 MHz/24.576 MHz  
Sampling Frequency:  
11.025 kHz, 22.05 kHz, 44.1 kHz at fOSC = 16.9344 MHz  
4.0 kHz, 6.4 kHz, 8.0 kHz, 12.8 kHz, 16.0 kHz, 32.0 kHz, 48.0 kHz at fOSC = 24.576 MHz  
Sound Level Control (8 levels, 0 dB to –21 dB)  
Built-in 14-bit D/A Converter  
3 types of Serial Interface for External DAC  
Sampling Rate Conversion Function  
Packaging: 56-pin Plastic QFP (QFP56-P-910-0.65-2K)  
Product Code: MSM9845GA  
DIFFERENCE BETWEEN MSM9845 AND MSM9844  
ITEM  
SRC  
MSM9845GA  
MSM9844GA  
On-Chip FIR Filter  
Not On-Chip FIR Filter  
1/9  

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