Datasheet AD9643 (Analog Devices) - 5
| Manufacturer | Analog Devices |
| Description | 14-Bit, 170 MSPS/210 MSPS/250 MSPS, 1.8 V Dual Analog-to-Digital Converter (ADC) |
| Pages / Page | 36 / 5 — Data Sheet. AD9643. AD9643-. 170. 210. 250. Parameter1. Temperature. Min. … |
| Revision | F |
| File Format / Size | PDF / 1.2 Mb |
| Document Language | English |
Data Sheet. AD9643. AD9643-. 170. 210. 250. Parameter1. Temperature. Min. Typ. Max. Unit
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Data Sheet AD9643 AD9643- 170 AD9643- 210 AD9643- 250 Parameter1 Temperature Min Typ Max Min Typ Max Min Typ Max Unit
TWO-TONE SFDR fIN = 184.12 MHz (−7 dBFS ), 187.12 MHz 25°C 88 88 88 dBc (−7 dBFS ) CROSSTALK2 Full 95 95 95 dB FULL POWER BANDWIDTH3 25°C 1000 1000 1000 MHz 1 See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions. 2 Crosstalk is measured at 100 MHz with −1.0 dBFS on one channel and no input on the alternate channel. 3 Full power bandwidth is the bandwidth of operation in which proper ADC performance can be achieved. Rev. E | Page 5 of 36 Document Outline Features Applications Functional Block Diagram General Description Product Highlights Table of Contents Revision History Specifications ADC DC Specifications ADC AC Specifications Digital Specifications Switching Specifications Timing Specifications Timing Diagrams Absolute Maximum Ratings Thermal Characteristics ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Equivalent Circuits Theory of Operation ADC Architecture Analog Input Considerations Input Common Mode Differential Input Configurations Voltage Reference Clock Input Considerations Clock Input Options Input Clock Divider Clock Duty Cycle Jitter Considerations Power Dissipation and Standby Mode Digital Outputs Digital Output Enable Function (OEB) Timing Data Clock Output (DCO) ADC Overrange (OR) Channel/Chip Synchronization Serial Port Interface (SPI) Configuration Using the SPI Hardware Interface SPI Accessible Features Memory Map Reading the Memory Map Register Table Open and Reserved Locations Default Values Logic Levels Transfer Register Map Channel-Specific Registers Memory Map Register Table Memory Map Register Description Sync Control (Register 0x3A) Bits[7:3]—Reserved Bit 2—Clock Divider Next Sync Only Bit 1—Clock Divider Sync Enable Bit 0—Master Sync Buffer Enable Applications Information Design Guidelines Power and Ground Recommendations Exposed Paddle Thermal Heat Slug Recommendations VCM SPI Port Outline Dimensions Ordering Guide
Data Sheet AD9643 AD9643- 170 AD9643- 210 AD9643- 250 Parameter1 Temperature Min Typ Max Min Typ Max Min Typ Max Unit
TWO-TONE SFDR fIN = 184.12 MHz (−7 dBFS ), 187.12 MHz 25°C 88 88 88 dBc (−7 dBFS ) CROSSTALK2 Full 95 95 95 dB FULL POWER BANDWIDTH3 25°C 1000 1000 1000 MHz 1 See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions. 2 Crosstalk is measured at 100 MHz with −1.0 dBFS on one channel and no input on the alternate channel. 3 Full power bandwidth is the bandwidth of operation in which proper ADC performance can be achieved. Rev. E | Page 5 of 36 Document Outline Features Applications Functional Block Diagram General Description Product Highlights Table of Contents Revision History Specifications ADC DC Specifications ADC AC Specifications Digital Specifications Switching Specifications Timing Specifications Timing Diagrams Absolute Maximum Ratings Thermal Characteristics ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Equivalent Circuits Theory of Operation ADC Architecture Analog Input Considerations Input Common Mode Differential Input Configurations Voltage Reference Clock Input Considerations Clock Input Options Input Clock Divider Clock Duty Cycle Jitter Considerations Power Dissipation and Standby Mode Digital Outputs Digital Output Enable Function (OEB) Timing Data Clock Output (DCO) ADC Overrange (OR) Channel/Chip Synchronization Serial Port Interface (SPI) Configuration Using the SPI Hardware Interface SPI Accessible Features Memory Map Reading the Memory Map Register Table Open and Reserved Locations Default Values Logic Levels Transfer Register Map Channel-Specific Registers Memory Map Register Table Memory Map Register Description Sync Control (Register 0x3A) Bits[7:3]—Reserved Bit 2—Clock Divider Next Sync Only Bit 1—Clock Divider Sync Enable Bit 0—Master Sync Buffer Enable Applications Information Design Guidelines Power and Ground Recommendations Exposed Paddle Thermal Heat Slug Recommendations VCM SPI Port Outline Dimensions Ordering Guide
