AD9246BCPZ-125 Analog Devices Inc, AD9246BCPZ-125 Datasheet - Page 2

• Manufacturer Part Number: AD9246BCPZ-125
• Description: IC ADC 14BIT 125MSPS 48-LFCSP
• Manufacturer: Analog Devices Inc

Specifications of AD9246BCPZ-125

• Data Interface: Serial, SPI™
• Design Resources: Using AD8376 to Drive Wide Bandwidth ADCs for High IF AC-Coupled Appls (CN0002) Driving AD9233/46/54 ADCs in AC-Coupled Baseband Appls (CN0051)
• Number Of Bits: 14
• Sampling Rate (per Second): 125M
• Number Of Converters: 3
• Power Dissipation (max): 425mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-VFQFN, CSP Exposed Pad
• Resolution (bits): 14bit
• Sampling Rate: 125MSPS
• Input Channel Type: Differential, Single Ended
• Supply Voltage Range - Analog: 1.7V To 1.9V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AD9246-125EBZ - BOARD EVAL FOR 125MSPS AD9246AD9246-105EBZ - BOARD EVAL FOR 105MSPS AD9246
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

AD9246
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 3
Specifications..................................................................................... 4
Absolute Maximum Ratings............................................................ 8
Pin Configuration and Function Descriptions............................. 9
Equivalent Circuits ......................................................................... 10
Typical Performance Characteristics ........................................... 11
Theory of Operation ...................................................................... 15
DC Specifications ......................................................................... 4
AC Specifications.......................................................................... 5
Digital Specifications ................................................................... 6
Switching Specifications .............................................................. 7
Timing Diagram ........................................................................... 7
Thermal Resistance ...................................................................... 8
ESD Caution.................................................................................. 8
Analog Input Considerations.................................................... 15
Voltage Reference ....................................................................... 17
Clock Input Considerations ...................................................... 18
Jitter Considerations .................................................................. 20
Power Dissipation and Standby Mode..................................... 20
Digital Outputs ........................................................................... 21
Rev. A | Page 2 of 44
Serial Port Interface (SPI).............................................................. 23
Memory Map .................................................................................. 24
Layout Considerations................................................................... 27
Evaluation Board ............................................................................ 28
Outline Dimensions ....................................................................... 42
Timing ......................................................................................... 22
Configuration Using the SPI..................................................... 23
Hardware Interface..................................................................... 23
Configuration Without the SPI ................................................ 23
Reading the Memory Map Register Table............................... 24
Memory Map Register Table..................................................... 25
Power and Ground Recommendations ................................... 27
CML ............................................................................................. 27
RBIAS........................................................................................... 27
Reference Decoupling................................................................ 27
Power Supplies ............................................................................ 28
Input Signals................................................................................ 28
Output Signals ............................................................................ 28
Default Operation and Jumper Selection Settings................. 29
Alternative Clock Configurations............................................ 29
Alternative Analog Input Drive Configuration...................... 29
Schematics................................................................................... 31
Evaluation Board Layouts ......................................................... 36
Bill of Materials........................................................................... 39
Ordering Guide .......................................................................... 42