AD7827

Obsolete

3/5V, 1 MSPS, 8-Bit, Serial Interface Sampling ADC

Data Sheet (Rev. 0)

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Part Details

8-Bit Half-Flash ADC with 420 ns Conversion Time 200 ns Acquisition Time
8-Lead Package
On-Chip Track-and-Hold
On-Chip 2.5 V Reference with 2% Tolerance

Operating Supply Range: 3 V ± 10% and 5 V ± 10%
Specifications @ 3 V and 5 V
DSP/Microcontroller Compatible Serial Interface
Automatic Power-Down at End of Conversion
Input Ranges:
0 V to 2 V, V_DD = 3 V
0 V to 2.5 V, V_DD = 5 V

Documentation

Data Sheet 1

AD7827: 3/5 V, 1 MSPS, 8-Bit Serial Interface Sampling ADC Data Sheet (Rev.0) 01/30/1998

Application Note 2

AN-592: Application Considerations for the Convert Start Input (CONVST Bar) of the AD7822/AD7825/AD7827/AD7829 (Rev.0) 01/01/2000

AN-215: Designer's Guide to Flash-ADC Testing, Part 1, 2 & 3 08/13/2008

Technical Articles 1

Designing Power Supplies for High Speed ADC 02/01/2012

This is the most up-to-date revision of the Data Sheet.

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