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参数资料
| 型号： | W681512W |
| 厂商： | WINBOND ELECTRONICS CORP |
| 元件分类： | 编解码器 |
| 英文描述： | A/MU-LAW, PCM CODEC, PDSO20 |
| 封装： | PLASTIC, TSSOP-20 |
| 文件页数： | 31/36页 |
| 文件大小： | 448K |
| 代理商： | W681512W |
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W681512
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4. TABLE OF CONTENTS
1. GENERAL DESCRIPTION.................................................................................................................. 2
2. FEATURES ......................................................................................................................................... 2
3. BLOCK DIAGRAM .............................................................................................................................. 3
4. TABLE OF CONTENTS ...................................................................................................................... 4
5. PIN CONFIGURATION ....................................................................................................................... 6
6. PIN DESCRIPTION............................................................................................................................. 7
7. FUNCTIONAL DESCRIPTION............................................................................................................ 8
7.1. Transmit Path ................................................................................................................................8
7.2. Receive Path .................................................................................................................................9
7.3. Power Management.....................................................................................................................10
7.3.1. Analog and Digital Supply.....................................................................................................10
7.3.2. Analog Ground Reference Voltage Output ...........................................................................10
7.4. PCM Interface..............................................................................................................................10
7.4.1. Long Frame Sync..................................................................................................................10
7.4.2. Short Frame Sync .................................................................................................................11
7.4.3. General Circuit Interface (GCI) .............................................................................................11
7.4.4. Interchip Digital Link (IDL).....................................................................................................12
7.4.5. System Timing ......................................................................................................................12
8. TIMING DIAGRAMS.......................................................................................................................... 13
9. ABSOLUTE MAXIMUM RATINGS.................................................................................................... 20
9.1. Absolute Maximum Ratings.........................................................................................................20
9.2. Operating Conditions ...................................................................................................................20
10. ELECTRICAL CHARACTERISTICS ............................................................................................... 21
10.1. General Parameters ..................................................................................................................21
10.2. Analog Signal Level and Gain Parameters ...............................................................................22
10.3. Analog Distortion and Noise Parameters ..................................................................................23
10.4. Analog Input and Output Amplifier Parameters.........................................................................24
10.5. Digital I/O ...................................................................................................................................26
10.5.1.
μ-Law Encode Decode Characteristics...............................................................................26
10.5.2. A-Law Encode Decode Characteristics ..............................................................................27
10.5.3. PCM Codes for Zero and Full Scale ...................................................................................28
10.5.4. PCM Codes for 0dBm0 Output ...........................................................................................28
11. TYPICAL APPLICATION CIRCUIT.................................................................................................29
12. PACKAGE SPECIFICATION .......................................................................................................... 31
12.1. 20L SOG (SOP)-300mil .............................................................................................................31
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| W681512WG | 功能描述:IC VOICEBND CODEC 5V 1CH 20TSSOP RoHS:是 类别:集成电路 (IC) >> 接口 - 编解码器 系列:- 标准包装:2,500 系列:- 类型:立体声音频 数据接口:串行 分辨率（位）:18 b ADC / DAC 数量:2 / 2 三角积分调变:是 S/N 比，标准 ADC / DAC (db):81.5 / 88 动态范围，标准 ADC / DAC (db):82 / 87.5 电压 - 电源，模拟:2.6 V ~ 3.3 V 电压 - 电源，数字:1.7 V ~ 3.3 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:48-WFQFN 裸露焊盘 供应商设备封装:48-TQFN-EP（7x7） 包装:带卷 (TR) |
| W681512WG TR | 功能描述:IC VOICEBND CODEC 5V 1CH 20TSSOP RoHS:是 类别:集成电路 (IC) >> 接口 - 编解码器 系列:- 标准包装:2,500 系列:- 类型:立体声音频 数据接口:串行 分辨率（位）:18 b ADC / DAC 数量:2 / 2 三角积分调变:是 S/N 比，标准 ADC / DAC (db):81.5 / 88 动态范围，标准 ADC / DAC (db):82 / 87.5 电压 - 电源，模拟:2.6 V ~ 3.3 V 电压 - 电源，数字:1.7 V ~ 3.3 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:48-WFQFN 裸露焊盘 供应商设备封装:48-TQFN-EP（7x7） 包装:带卷 (TR) |
| W681512WG-TR | 制造商:Nuvoton Technology Corp 功能描述:IC VOICEBND CODEC 5V 1CH 20TSSOP |
| W681513 | 制造商:WINBOND 制造商全称:Winbond 功能描述:5V SINGLE-CHANNEL VOICEBAND CODEC FOR USB APPLICATIONS |
| W681513_05 | 制造商:WINBOND 制造商全称:Winbond 功能描述:5V SINGLE-CHANNEL VOICEBAND CODEC FOR USB APPLICATIONS |
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