AD9248BCP-65EB Analog Devices Inc, AD9248BCP-65EB Datasheet - Page 2

• Manufacturer Part Number: AD9248BCP-65EB
• Description: Ard 14BIT DUAL 3V CMOS 65 MSPS ADC
• Manufacturer: Analog Devices Inc

Specifications of AD9248BCP-65EB

• Number Of Adc's: 2
• Number Of Bits: 14
• Sampling Rate (per Second): 20M
• Data Interface: Parallel
• Inputs Per Adc: 1 Differential
• Input Range: 2 Vpp
• Power (typ) @ Conditions: 640mW @ 65MSPS
• Voltage Supply Source: Single
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD9248BCP-65
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant, Contains lead / RoHS non-compliant

AD9248
TABLE OF CONTENTS
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 8
Pin Configuration and Function Descriptions............................. 9
Terminology .................................................................................... 11
Typical Performance Characteristics ........................................... 12
Equivalent Circuits ......................................................................... 16
Theory of Operation ...................................................................... 17
AD9248 LQFP Evaluation Board ................................................. 22
REVISION HISTORY
3/05—Rev. 0 to Rev. A
Added LFCSP ......................................................................Universal
Changes to Features.......................................................................... 1
Changes to Applications .................................................................. 1
Changes to General Description .................................................... 1
Changes to Product Highlights....................................................... 1
Changes to Table 6.......................................................................... 10
Changes to Terminology................................................................ 11
Changes to Figure 22...................................................................... 15
Changes to Clock Input and Considerations Section................ 18
Changes to Timing Section ........................................................... 19
DC Specifications ......................................................................... 3
AC Specifications.......................................................................... 5
Digital Specifications ................................................................... 6
Switching Specifications .............................................................. 7
Explanation of Test Levels ........................................................... 8
ESD Caution.................................................................................. 8
Analog Input ............................................................................... 17
Clock Input and Considerations .............................................. 18
Power Dissipation and Standby Mode..................................... 19
Digital Outputs ........................................................................... 19
Timing.......................................................................................... 19
Data Format ................................................................................ 20
Voltage Reference....................................................................... 20
Rev. A | Page 2 of 48
Dual ADC LFCSP PCB.................................................................. 35
Outline Dimensions ....................................................................... 46
Changes to Figure 33...................................................................... 19
Changes to Data Format Section.................................................. 20
Changes to Table 10 ....................................................................... 24
Changes to Figure 39...................................................................... 25
Changes to Table 13 ....................................................................... 36
Updated Outline Dimensions....................................................... 46
Changes to Ordering Guide .......................................................... 47
1/05—Revision 0: Initial Version
Clock Circuitry ........................................................................... 22
Analog Inputs ............................................................................. 22
Reference Circuitry .................................................................... 22
Digital Control Logic ................................................................. 22
Outputs ........................................................................................ 22
LQFP Evaluation Board Bill of Materials (BOM).................. 24
LQFP Evaluation Board Schematics ........................................ 25
LQFP PCB Layers....................................................................... 29
Power Connector........................................................................ 35
Analog Inputs ............................................................................. 35
Optional Operational Amplifier .............................................. 35
Clock ............................................................................................ 35
Voltage Reference ....................................................................... 35
Data Outputs............................................................................... 35
LFCSP Evaluation Board Bill of Materials (BOM) ................ 36
LFCSP PCB Schematics............................................................. 37
LFCSP PCB Layers ..................................................................... 40
Thermal Considerations............................................................ 45
Ordering Guide .......................................................................... 47