Datasheet AD7616 (Analog Devices) - 9

AD7616 Data Sheet Parallel Mode Timing Specifications Table 3. Parameter Min Typ Max Unit Description
tRD_SETUP 10 ns CS falling edge to RD falling edge setup time tRD_HOLD 10 ns RD rising edge to CS rising edge hold time tRD_HIGH 10 ns RD high pulse width tRD_LOW 30 ns RD low pulse width tDOUT_SETUP 30 ns Data access time after falling edge of RD tDOUT_3STATE 11 ns CS rising edge to DBx high impedance tWR_SETUP 10 ns CS to WR setup time tWR_HIGH 20 ns WR high pulse width

tWR_LOW 30 ns WR low pulse width tWR_HOLD 10 ns WR hold time tDIN_SETUP 30 ns Configuration data to WR setup time tDIN_HOLD 10 ns Configuration data to WR hold time tCONF_SETTLE 20 ns Configuration data settle time, WR rising edge to CONVST rising edge
CONVST BUSY tRD_HIGH tRD_HOLD tDOUT_3STATE CS RD DB15 TO DB0 CONV A CONV B tRD_SETUP tRD_LOW
33 0
tDOUT_SETUP
3591- 1 Figure 4. Parallel Read Timing Diagram
tWR_SETUP tCONF_SETTLE CONVST CS tWR_HIGH tWR_HOLD WR t t DIN_HOLD WR_LOW DB0 TO WRITE REG 1 WRITE REG 2 DB15
5 10
tDIN_SETUP
3591- 1 Figure 5. Parallel Write Timing Diagram Rev. 0 | Page 8 of 50 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS Universal Timing Specifications Parallel Mode Timing Specifications Serial Mode Timing Specifications ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CONVERTER DETAILS ANALOG INPUT Analog Input Channel Selection Analog Input Ranges Analog Input Impedance Analog Input Clamp Protection Analog Input Antialiasing Filter ADC TRANSFER FUNCTION INTERNAL/EXTERNAL REFERENCE SHUTDOWN MODE DIGITAL FILTER APPLICATIONS INFORMATION FUNCTIONALITY OVERVIEW POWER SUPPLIES TYPICAL CONNECTIONS DEVICE CONFIGURATION OPERATIONAL MODE INTERNAL/EXTERNAL REFERENCE DIGITAL INTERFACE HARDWARE MODE SOFTWARE MODE RESET FUNCTIONALITY PIN FUNCTION OVERVIEW DIGITAL INTERFACE CHANNEL SELECTION Hardware Mode Software Mode PARALLEL INTERFACE Reading Conversion Results Writing Register Data Reading Register Data SERIAL INTERFACE Reading Conversion Results Writing Register Data Reading Register Data SEQUENCER HARDWARE MODE SEQUENCER SOFTWARE MODE SEQUENCER BURST SEQUENCER Hardware Mode Burst Software Mode Burst DIAGNOSTICS DIAGNOSTIC CHANNELS INTERFACE SELF TEST CRC REGISTER SUMMARY ADDRESSING REGISTERS CONFIGURATION REGISTER CHANNEL REGISTER INPUT RANGE REGISTERS INPUT RANGE REGISTER A1 INPUT RANGE REGISTER A2 INPUT RANGE REGISTER B1 INPUT RANGE REGISTER B2 SEQUENCER STACK REGISTERS STATUS REGISTER OUTLINE DIMENSIONS ORDERING GUIDE