KAD5512P-25Q72 Intersil, KAD5512P-25Q72 Datasheet - Page 8

• Manufacturer Part Number: KAD5512P-25Q72
• Description: IC ADC 12BIT 250MSPS SGL 72-QFN
• Manufacturer: Intersil
• Series: FemtoCharge™r

Specifications of KAD5512P-25Q72

• Number Of Bits: 12
• Sampling Rate (per Second): 250M
• Data Interface: Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 286mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 72-VFQFN Exposed Pad
• For Use With: KDC5512EVAL - DAUGHTER CARD FOR KAD5512
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table of Contents
Absolute Maximum Ratings .............................. 9
Thermal Information ........................................ 9
Recommended Operating Conditions ................ 9
Electrical Specifications. ................................... 9
Digital Specifications ...................................... 12
Timing Diagrams ............................................. 13
Switching Specifications .................................. 14
Typical Performance Curves ............................ 15
Theory of Operation......................................... 18
Functional Description..................................... 18
Power-On Calibration ...................................... 18
User-Initiated Reset ....................................... 19
Analog Input ................................................. 19
VCM Output................................................... 20
Clock Input ................................................... 20
Jitter ............................................................ 20
Voltage Reference .......................................... 21
Digital Outputs .............................................. 21
Over Range Indicator...................................... 21
Power Dissipation........................................... 21
Nap/Sleep ..................................................... 21
Data Format .................................................. 22
8
KAD5512P
Serial Peripheral Interface .............................. 24
Equivalent Circuits .......................................... 30
ADC Evaluation Platform ................................. 31
Layout Considerations..................................... 31
General PowerPAD Design Considerations ...... 31
Definitions....................................................... 32
Revision History .............................................. 33
Products.......................................................... 34
Package Outline Drawing ............................... 35
Package Outline Drawing ............................... 36
SPI Physical Interface .................................... 24
SPI Configuration .......................................... 24
Device Information ........................................ 25
Indexed Device Configuration/Control .............. 25
Global Device Configuration/Control ................. 26
Device Test................................................... 27
72 Pin/48 Pin Package Options ........................ 27
SPI Memory Map ........................................... 28
PCB Layout Example ...................................... 31
Split Ground and Power Planes ........................ 31
Clock Input Considerations ............................. 31
Exposed Paddle ............................................. 31
Bypass and Filtering....................................... 31
LVDS Outputs ............................................... 31
LVCMOS Outputs ........................................... 31
Unused Inputs .............................................. 31
October 1, 2010
FN6807.4