Datasheet AD73322L (Analog Devices) - 8
| Fabricante | Analog Devices |
| Descripción | Low Cost, Low Power CMOS General-Purpose Dual Analog Front End |
| Páginas / Página | 48 / 8 — AD73322L. TIMING DIAGRAMS. 100. IOL. TO OUTPUT. 2.1V. PIN. 15pF. IOH. … |
| Revisión | A |
| Formato / tamaño de archivo | PDF / 1.2 Mb |
| Idioma del documento | Inglés |
AD73322L. TIMING DIAGRAMS. 100. IOL. TO OUTPUT. 2.1V. PIN. 15pF. IOH. MCLK. t13. SCLK*. * SCLK IS INDIVIDUALLY PROGRAMMABLE
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AD73322L TIMING DIAGRAMS t1 t2 t3
00691-002 Figure 2. MCLK Timing
100
µ
A IOL TO OUTPUT 2.1V PIN CL 15pF 100
µ
A IOH
00691-003 Figure 3. Load Circuit for Timing Specifications
t1 t2 t3 MCLK t13 SCLK* t5 t6 t4 * SCLK IS INDIVIDUALLY PROGRAMMABLE IN FREQUENCY (MCLK/4 SHOWN HERE).
00691-004 Figure 4. SCLK Timing
SE (I) THREE- STATE SCLK (O) t7 SDIFS (I) t8 t8 t7 SDI (I) D15 D14 D1 D0 D15 t t THREE- 9 10 SDOFS (O) STATE THREE- t12 t11 STATE SDO (O) D15 D2 D1 D0 D15 D14
00691-005 Figure 5. Serial Port (SPORT) Rev. A | Page 8 of 48 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM SPECIFICATIONS CURRENT SUMMARY SIGNAL RANGES TIMING CHARACTERISTICS TIMING DIAGRAMS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TERMINOLOGY ABBREVIATIONS TYPICAL PERFORMANCE CHARACTERISTICS AND FUNCTIONAL BLOCK DIA FUNCTIONAL DESCRIPTIONS ENCODER CHANNELS PROGRAMMABLE GAIN AMPLIFIER ADC ANALOG SIGMA-DELTA MODULATOR DECIMATION FILTER ADC CODING DECODER CHANNEL DAC CODING INTERPOLATION FILTER ANALOG SMOOTHING FILTER AND PGA DIFFERENTIAL OUTPUT AMPLIFIERS VOLTAGE REFERENCE ANALOG AND DIGITAL GAIN TAPS DIGITAL GAIN TAP SERIAL PORT (SPORT) SPORT OVERVIEW SPORT REGISTER MAPS MASTER CLOCK DIVIDER SERIAL CLOCK RATE DIVIDER SAMPLE RATE DIVIDER DAC ADVANCE REGISTER CONTROL REGISTER A CONTROL REGISTER B CONTROL REGISTER C CONTROL REGISTER D CONTROL REGISTER E CONTROL REGISTER F CONTROL REGISTER G CONTROL REGISTER H OPERATION RESETTING THE AD73322L POWER MANAGEMENT OPERATING MODES PROGRAM (CONTROL) MODE DATA MODE MIXED PROGRAM/DATA MODE DIGITAL LOOP-BACK MODE SPORT LOOP-BACK MODE ANALOG LOOP-BACK MODE INTERFACING CASCADE OPERATION PERFORMANCE ENCODER SECTION ENCODER GROUP DELAY DECODER SECTION ON-CHIP FILTERING DECODER GROUP DELAY DESIGN CONSIDERATIONS ANALOG INPUTS INTERFACING TO AN ELECTRET MICROPHONE ANALOG OUTPUT DIFFERENTIAL-TO-SINGLE-ENDED OUTPUT DIGITAL INTERFACING CASCADE OPERATION GROUNDING AND LAYOUT DSP PROGRAMMING CONSIDERATIONS DSP SPORT CONFIGURATION DSP SPORT INTERRUPTS DSP SOFTWARE CONSIDERATIONS WHEN INTERFACING TO THE AD73322L OPERATING MODE MIXED-MODE OPERATION INTERRUPTS INITIALIZATION RUNNING THE AD73322L WITH ADCS OR DACS IN POWER-DOWN DAC TIMING CONTROL EXAMPLE CONFIGURING AN AD73322L TO OPERATE IN DATA MODE CONFIGURING AN AD73322L TO OPERATE IN MIXED MODE OUTLINE DIMENSIONS ORDERING GUIDE
00691-002 Figure 2. MCLK Timing
100
µ
A IOL TO OUTPUT 2.1V PIN CL 15pF 100
µ
A IOH
00691-003 Figure 3. Load Circuit for Timing Specifications
t1 t2 t3 MCLK t13 SCLK* t5 t6 t4 * SCLK IS INDIVIDUALLY PROGRAMMABLE IN FREQUENCY (MCLK/4 SHOWN HERE).
00691-004 Figure 4. SCLK Timing
SE (I) THREE- STATE SCLK (O) t7 SDIFS (I) t8 t8 t7 SDI (I) D15 D14 D1 D0 D15 t t THREE- 9 10 SDOFS (O) STATE THREE- t12 t11 STATE SDO (O) D15 D2 D1 D0 D15 D14
00691-005 Figure 5. Serial Port (SPORT) Rev. A | Page 8 of 48 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM SPECIFICATIONS CURRENT SUMMARY SIGNAL RANGES TIMING CHARACTERISTICS TIMING DIAGRAMS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TERMINOLOGY ABBREVIATIONS TYPICAL PERFORMANCE CHARACTERISTICS AND FUNCTIONAL BLOCK DIA FUNCTIONAL DESCRIPTIONS ENCODER CHANNELS PROGRAMMABLE GAIN AMPLIFIER ADC ANALOG SIGMA-DELTA MODULATOR DECIMATION FILTER ADC CODING DECODER CHANNEL DAC CODING INTERPOLATION FILTER ANALOG SMOOTHING FILTER AND PGA DIFFERENTIAL OUTPUT AMPLIFIERS VOLTAGE REFERENCE ANALOG AND DIGITAL GAIN TAPS DIGITAL GAIN TAP SERIAL PORT (SPORT) SPORT OVERVIEW SPORT REGISTER MAPS MASTER CLOCK DIVIDER SERIAL CLOCK RATE DIVIDER SAMPLE RATE DIVIDER DAC ADVANCE REGISTER CONTROL REGISTER A CONTROL REGISTER B CONTROL REGISTER C CONTROL REGISTER D CONTROL REGISTER E CONTROL REGISTER F CONTROL REGISTER G CONTROL REGISTER H OPERATION RESETTING THE AD73322L POWER MANAGEMENT OPERATING MODES PROGRAM (CONTROL) MODE DATA MODE MIXED PROGRAM/DATA MODE DIGITAL LOOP-BACK MODE SPORT LOOP-BACK MODE ANALOG LOOP-BACK MODE INTERFACING CASCADE OPERATION PERFORMANCE ENCODER SECTION ENCODER GROUP DELAY DECODER SECTION ON-CHIP FILTERING DECODER GROUP DELAY DESIGN CONSIDERATIONS ANALOG INPUTS INTERFACING TO AN ELECTRET MICROPHONE ANALOG OUTPUT DIFFERENTIAL-TO-SINGLE-ENDED OUTPUT DIGITAL INTERFACING CASCADE OPERATION GROUNDING AND LAYOUT DSP PROGRAMMING CONSIDERATIONS DSP SPORT CONFIGURATION DSP SPORT INTERRUPTS DSP SOFTWARE CONSIDERATIONS WHEN INTERFACING TO THE AD73322L OPERATING MODE MIXED-MODE OPERATION INTERRUPTS INITIALIZATION RUNNING THE AD73322L WITH ADCS OR DACS IN POWER-DOWN DAC TIMING CONTROL EXAMPLE CONFIGURING AN AD73322L TO OPERATE IN DATA MODE CONFIGURING AN AD73322L TO OPERATE IN MIXED MODE OUTLINE DIMENSIONS ORDERING GUIDE