參數(shù)資料
型號(hào)： IDT821054
廠商： Integrated Device Technology, Inc.
元件分類： Codec
英文描述： QUAD PROGRAMMABLE PCM CODEC WITH MPI INTERFACE
中文描述： 四可編程PCM編解碼器的MPI接口
文件頁數(shù)： 3/45頁
文件大?。?/td> 506K
代理商： IDT821054
3
IDT821054 QUAD PROGRAMMABLE PCM CODEC WITH MPI INTERFACE INDUSTRIAL TEMPERATURE RANGE
TABLE OF CONTENTS
1
Pin Description...................................................................................................................................................................................................7
2
Functional Description......................................................................................................................................................................................9
2.1
MPI/PCM Interface....................................................................................................................................................................................9
2.1.1
Microprocessor Interface (MPI)....................................................................................................................................................9
2.1.2
PCM Bus....................................................................................................................................................................................10
2.2
DSP Programming...................................................................................................................................................................................11
2.2.1
Signal Processing.......................................................................................................................................................................11
2.2.2
Gain Adjustment.........................................................................................................................................................................11
2.2.3
Impedance Matching..................................................................................................................................................................11
2.2.4
Transhybrid Balance ..................................................................................................................................................................12
2.2.5
Frequency Response Correction................................................................................................................................................12
2.3
SLIC Control............................................................................................................................................................................................12
2.3.1
SI1 and SI2.................................................................................................................................................................................12
2.3.2
SB1, SB2 and SB3.....................................................................................................................................................................12
2.3.3
SO1 and SO2.............................................................................................................................................................................12
2.4
Hardware Ring Trip .................................................................................................................................................................................12
2.5
Interrupt and Interrupt Enable..................................................................................................................................................................12
2.6
Debounce Filters .....................................................................................................................................................................................13
2.7
Chopper Clock.........................................................................................................................................................................................13
2.8
Dual Tone and Ring Generation..............................................................................................................................................................13
2.9
FSK SIGNAL GENERATION...................................................................................................................................................................14
2.10 Level Metering.........................................................................................................................................................................................15
2.11 Channel Power Down/Standby Mode......................................................................................................................................................16
2.12 Power Down/Suspend Mode...................................................................................................................................................................16
3
Operating The IDT821054................................................................................................................................................................................17
3.1
Programming Description........................................................................................................................................................................17
3.1.1
Command Type and Format ......................................................................................................................................................17
3.1.2
Addressing the Local Registers..................................................................................................................................................17
3.1.3
Addressing the Global Registers................................................................................................................................................17
3.1.4
Addressing the Coe-RAM...........................................................................................................................................................17
3.1.5
ADDRESSING FSK-RAM...........................................................................................................................................................18
3.1.6
Programming Examples.............................................................................................................................................................18
3.1.6.1
Example of Programming Local Registers.................................................................................................................18
3.1.6.2
Example of Programming Global Registers................................................................................................................18
3.1.6.3
Example of Programming the Coefficient-RAM..........................................................................................................18
3.1.6.4
Example of Programming the FSK-RAM....................................................................................................................19
3.2
Power-on Sequence................................................................................................................................................................................21
3.3
Default State After Reset.........................................................................................................................................................................21
3.4
Registers Description ..............................................................................................................................................................................22
3.4.1
Registers Overview....................................................................................................................................................................22
3.4.2
Global Registers List..................................................................................................................................................................24
3.4.3
Local Registers List....................................................................................................................................................................31
4
Absolute Maximum Ratings............................................................................................................................................................................35
5
Recommended DC Operating Conditions .....................................................................................................................................................35
6
Electrical Characteristics................................................................................................................................................................................35
6.1
Digital Interface........................................................................................................................................................................................35
6.2
Power Dissipation....................................................................................................................................................................................35
6.3
Analog Interface ......................................................................................................................................................................................36
7
Transmission Characteristics.........................................................................................................................................................................37
7.1
Absolute Gain..........................................................................................................................................................................................37
7.2
Gain Tracking..........................................................................................................................................................................................37
7.3
Frequency Response ..............................................................................................................................................................................37
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
IDT821054A 制造商:IDT 制造商全稱:Integrated Device Technology 功能描述:QUAD PROGRAMMABLE PCM CODEC WITH MPI INTERFACE
IDT821054APF 功能描述:IC PCM CODEC QUAD MPI 64-TQFP RoHS:否 類別:集成電路 (IC) >> 接口 - 編解碼器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:立體聲音頻 數(shù)據(jù)接口:串行 分辨率（位）:18 b ADC / DAC 數(shù)量:2 / 2 三角積分調(diào)變:是 S/N 比，標(biāo)準(zhǔn) ADC / DAC (db):81.5 / 88 動(dòng)態(tài)范圍，標(biāo)準(zhǔn) ADC / DAC (db):82 / 87.5 電壓 - 電源，模擬:2.6 V ~ 3.3 V 電壓 - 電源，數(shù)字:1.7 V ~ 3.3 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-WFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:48-TQFN-EP（7x7） 包裝:帶卷 (TR)
IDT821054APF8 功能描述:IC PCM CODEC QUAD MPI 64-TQFP RoHS:否 類別:集成電路 (IC) >> 接口 - 編解碼器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:立體聲音頻 數(shù)據(jù)接口:串行 分辨率（位）:18 b ADC / DAC 數(shù)量:2 / 2 三角積分調(diào)變:是 S/N 比，標(biāo)準(zhǔn) ADC / DAC (db):81.5 / 88 動(dòng)態(tài)范圍，標(biāo)準(zhǔn) ADC / DAC (db):82 / 87.5 電壓 - 電源，模擬:2.6 V ~ 3.3 V 電壓 - 電源，數(shù)字:1.7 V ~ 3.3 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-WFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:48-TQFN-EP（7x7） 包裝:帶卷 (TR)
IDT821054APFG 功能描述:IC PCM CODEC QUAD MPI 64-TQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 編解碼器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:立體聲音頻 數(shù)據(jù)接口:串行 分辨率（位）:18 b ADC / DAC 數(shù)量:2 / 2 三角積分調(diào)變:是 S/N 比，標(biāo)準(zhǔn) ADC / DAC (db):81.5 / 88 動(dòng)態(tài)范圍，標(biāo)準(zhǔn) ADC / DAC (db):82 / 87.5 電壓 - 電源，模擬:2.6 V ~ 3.3 V 電壓 - 電源，數(shù)字:1.7 V ~ 3.3 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-WFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:48-TQFN-EP（7x7） 包裝:帶卷 (TR)
IDT821054APFG8 功能描述:IC PCM CODEC QUAD MPI 64-TQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 編解碼器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:立體聲音頻 數(shù)據(jù)接口:串行 分辨率（位）:18 b ADC / DAC 數(shù)量:2 / 2 三角積分調(diào)變:是 S/N 比，標(biāo)準(zhǔn) ADC / DAC (db):81.5 / 88 動(dòng)態(tài)范圍，標(biāo)準(zhǔn) ADC / DAC (db):82 / 87.5 電壓 - 電源，模擬:2.6 V ~ 3.3 V 電壓 - 電源，數(shù)字:1.7 V ~ 3.3 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-WFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:48-TQFN-EP（7x7） 包裝:帶卷 (TR)
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