MSM7542中文资料PDF规格书
MSM7542规格书详情
GENERAL DESCRIPTION
The MSM7541 and MSM7542 are single-channel CODEC CMOS ICs for voice signals ranging from 300 to 3400 Hz. These devices contain filters for A/D and D/A conversion.
Designed especially for a single-power supply and low-power applications, these devices are optimized for telephone terminals in digital wireless systems.
The MSM7541 and MSM7542 use newly designed operational amplifiers to maintain small current deviations caused by power voltage fluctuations.
The devices use the same transmission clocks as those used in the MSM7508B and MSM7509B. The analog output signal, which is of a differential type, directly drives a piezoelectric type handset receiver.
FEATURES
• Single power supply: +3.0 V to +3.8 V
• Low power consumption
Operating mode: 23 mW Typ. VDD = 3.3 V
Power save mode: 1 mW Typ. VDD = 3.3 V
Power down mode: 0.04 mW Typ. VDD = 3.3 V
• ITU-T Companding law
MSM7541: m-law
MSM7542: A-law
• Built-in PLL eliminates a master clock
• Serial data rate: 64/128/256/512/1024/2048 kHz
96/192/384/768/1536/1544/200 kHz
• Adjustable transmit gain
• Adjustable receive gain
• Built-in reference voltage supply
• Built-in analog loop back test mode
• Differential type analog output. Directly drives a piezoelectric type receiver equivalent to 1.2 kW + 55 nF
• Package options:
20-pin plastic skinny DIP (DIP20-P-300-2.54-S1) (Product name : MSM7541RS)
(Product name : MSM7542RS)
24-pin plastic SOP (SOP24-P-430-1.27-K) (Product name : MSM7541GS-K)
(Product name : MSM7542GS-K)
26-pin plastic TSOP (TSOPII26/20-P-300-1.27-K) (Product name : MSM7541TS-K)
(Product name : MSM7542TS-K)
产品属性
- 型号:
MSM7542
- 制造商:
OKI
- 制造商全称:
OKI electronic componets
- 功能描述:
Single Rail CODEC
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
OKI |
23+ |
SOP-24 |
8560 |
受权代理!全新原装现货特价热卖! |
询价 | ||
OKI |
22+ |
SOP24 |
24264 |
只做原装进口现货 |
询价 | ||
OKI |
2046+ |
9852 |
只做原装正品现货!或订货假一赔十! |
询价 | |||
OKI |
SOP-0.72-24 |
28533 |
原盒原标,正品现货 诚信经营 价格美丽 假一罚十! |
询价 | |||
OKI |
589220 |
16余年资质 绝对原盒原盘 更多数量 |
询价 | ||||
OKI |
2023+ |
SOP |
8800 |
正品渠道现货 终端可提供BOM表配单。 |
询价 | ||
OKI |
2023+ |
SOP24 |
3565 |
全新原厂原装产品、公司现货销售 |
询价 | ||
OKI |
22+ |
SOP24 |
340 |
原装现货热卖中,提供一站式真芯服务 |
询价 | ||
OKI |
20+ |
SOP24 |
2960 |
诚信交易大量库存现货 |
询价 | ||
oki |
22+ |
N/A |
6980 |
原装现货,可开13%税票 |
询价 |