MSM7503中文资料PDF规格书
MSM7503规格书详情
GENERAL DESCRIPTION
The MSM7503 is a high performance, low power CODEC LSI device integrating a 2-wire time division transmission (ping-pong transmission) interface function and has a basic function of man-machine interface to that of the MSM7502.
The MSM7503 operates from single 5 V power supply and is ideal for digital telephone terminals such as pushbutton telephone sets and digital PBXs.
FEATURES
• Single +5 V Power Supply
• Low Power Dissipation
Power ON Mode : 50 mW Typ. 100 mW Max.
Power Down Mode : 15 mW Typ. 30 mW Max.
• Pin-Pong Transmission : Burst of 8 kHz, Transmission of 256 kbps,
AMI coding, 2-wire time division transmission
• Transmission data configuration : Transmit Start bit (1 bit), K-bit (1 bit),
Control bit (2 bits), Voice bit (8 bits),
DC balance bit (1 bit), totalling 13 bits
Receive Sync bit (4 bits), K-bit (1 bit),
Control bit (2 bits), Voice bit (8 bits),
DC balance bit (1 bit), totalling 16 bits
• Control Data Interface supports synchronous and asynchronous communications
• Built-in Power-on Reset by the power supply voltage monitoring
• Output of the ping-pong transmission monitoring signal
• CODEC complied by the ITU-T companding law
• Calling Tone Interval : Controlled by processor
• Calling Tone Combination : Controlled by processor, 6 modes
• Calling Tone Volume : Controlled by processor, 4 modes
• Ringing Tone Interval : Controlled by processor
• Ringing Tone Frequency : Controlled by processor, 6 modes
• Ringing Tone Level : Controlled by processor, 4 levels
• Built-in PB Tone Generator
• Built-in Speech path Control Switches
• General Latch Output for External Control : 2 bits
• Watch-dog Timer : 500 ms
产品属性
- 型号:
MSM7503
- 制造商:
OKI
- 制造商全称:
OKI electronic componets
- 功能描述:
Multi-Function PCM CODEC
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
OKI |
2020+ |
QFP |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
询价 | ||
OKI |
23+ |
NA/ |
168 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
OKI |
24+ |
QFP |
990000 |
明嘉莱只做原装正品现货 |
询价 | ||
OKI |
2016+ |
QFP80P |
6523 |
只做原装正品现货!或订货! |
询价 | ||
OKI |
00+ |
PQFP80 |
270 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
OKI |
22+ |
SOP24 |
25000 |
只做原装进口现货,专注配单 |
询价 | ||
OKI |
SOP24 |
893993 |
集团化配单-有更多数量-免费送样-原包装正品现货-正规 |
询价 | |||
OKI |
QFP |
265209 |
假一罚十原包原标签常备现货! |
询价 | |||
5000 |
公司存货 |
询价 | |||||
OKI |
23+ |
N/A |
9526 |
询价 |