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MT92303/PR/GP1N PDF预览

MT92303/PR/GP1N

更新时间: 2024-02-13 02:22:14
品牌 Logo 应用领域
加拿大卓联 - ZARLINK PC电信电信集成电路
页数 文件大小 规格书
34页 165K
描述
PCM Codec, A/MU-Law, 1-Func, PQFP44, MQFP-44

MT92303/PR/GP1N 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
包装说明:QFP,Reach Compliance Code:unknown
HTS代码:8542.39.00.01风险等级:5.42
压伸定律:A/MU-LAW滤波器:YES
JESD-30 代码:S-PQFP-G44JESD-609代码:e0
长度:10 mm功能数量:1
端子数量:44工作模式:SYNCHRONOUS
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:SQUARE封装形式:FLATPACK
认证状态:Not Qualified座面最大高度:2.45 mm
标称供电电压:3.3 V表面贴装:YES
电信集成电路类型:PCM CODEC温度等级:INDUSTRIAL
端子面层:TIN LEAD端子形式:GULL WING
端子节距:0.8 mm端子位置:QUAD
宽度:10 mmBase Number Matches:1

MT92303/PR/GP1N 数据手册

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MT92303  
3.3V Quad Interface, Dual Codec  
Preliminary Information  
DS5320  
ISSUE 1  
March 2000  
Features  
Two PCM Codecs (ITU-T G.711/G.712, 8kHz  
PCM)  
Ordering Information  
Four Audio TX/RX Interfaces  
Single 3.3V Power Supply  
MT92303/PR/GP1N  
-40 to +85 C  
150mW rms into 16 Ohms  
44 Pin MQFP  
Flexible Voice Data Port Works in ST-bus, GCI  
and SSI Modes  
Serial MicroPort Interface Compatible with  
Motorola, Intel and National Semiconductor  
Programmable Earpiece Gain (-28dB to +2dB in  
2dB Steps)  
Low External Component Count  
Low Power (43mW typical)  
Power-Down Mode  
Programmable RX Volume Control (-21dB to  
0dB in 3dB Steps)  
RX Channel Mute  
Differential Microphone Inputs  
ITU-T G.712 Low-Pass RX Filtering  
Programmable Bias Voltage Output for Electret  
Microphones  
Programmable/Optional RX Hi-Pass Filter (6  
Corner Frequencies in Range 40Hz-400Hz)  
Microphone Presence Detection  
Microphone Mute  
Three PCM Data Formats - 16-bit Linear,  
companded ITU-T A-law or U-law  
Programmable Microphone Gain (0dB to  
+46.5dB in 1.5dB Steps)  
Cross-Point Connects PCM Channels to any of  
the Four Audio TX/RX Interfaces  
ITU-T G.712 High-Pass and Low-Pass TX  
Filtering  
Auxiliary Ringing/Announcement Input (to Loud  
Speaker Outputs)  
Programmable Sidetone Gain (-39dB to +6dB in  
3dB Steps)  
Loopback Test Mode  
Sidetone Mute  
Applications  
Differential Earpiece Driver Outputs  
66mW rms into 32 Ohms  
Digital Telephone Sets  
VoIP Enterprise Telephones  
EAR  
MIC  
Serial  
Microport  
Interface  
4
Audio Interface  
#3  
BIAS  
MICDET  
G.712  
Codec  
#1  
EAR  
Audio Interface  
#2  
MIC  
BIAS  
MICDET  
PCM  
Voice  
Crosspoint  
Interface  
4
EAR  
MIC  
Audio Interface  
#1  
G.712  
Codec  
#0  
RESETB  
SYSCLK  
EAR/SPEAKER  
MIC  
VREF  
Audio Interface  
#0  
PLL  
BIAS  
AUXTONE  
Figure 1 - Functional Block Diagram  
1

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