ADS7821 General Description
ADS7821 Maximum Ratings
VIN .............................................................. 0.7V to VANA +0.3V
REF ................................................ AGND2 0.3V to +VANA +0.3V
CAP .................................................... Indefinite Short to AGND2
CAP ......................................................Momentary Short to VANA
Ground Voltage Differences: DGND, AGND1, AGND2 .......... ±0.3V
VANA ........................................................................................ 7V
VDIG to VANA ...................................................................... +0.3V
VDIG ......................................................................................... 7V
Digital Inputs ............................................... 0.3V to +VDIG +0.3V
Maximum Junction Temperature ...................................... +165°C
Internal Power Dissipation ............................................... 825mW
Lead Temperature (soldering, 10s) .................................. +300°C
ADS7821 Features
100kHz min SAMPLING RATE
0 to +5V INPUT RANGE
86dB min SINAD WITH 20kHz INPUT
DNL: 16-bits "No Missing Codes"
SINGLE +5V SUPPLY OPERATION
PIN-COMPATIBLE WITH 12-BIT ADS7820
USES INTERNAL OR EXTERNAL REFERENCE
FULL PARALLEL DATA OUTPUT
100mW max POWER DISSIPATION
28-PIN 0.3" PLASTIC DIP AND SOIC
ADS7821 Connection Diagram

- ·ADS1100
- BURR-BROWN [Burr-Brown Corporation]
- Self-Calibrating, 16-Bit ANALOG-TO-DIGITAL CONVERTER
- 189503 KB

- ·ADS1100A7IDBVR
- BURR-BROWN
- 1.2-V, 12-/10-/8-BIT, 200-KSPS/100-KSPS, MICRO-POWER, MINIATURE ANALOG-TO-DIGITAL CONVERTER WITH SERIAL INTERFACE
- 288993 KB

- ·ADS1100A7IDBVT
- BURR-BROWN
- 1.2-V, 12-/10-/8-BIT, 200-KSPS/100-KSPS, MICRO-POWER, MINIATURE ANALOG-TO-DIGITAL CONVERTER WITH SERIAL INTERFACE
- 288993 KB

- ·ADS1100IDBVR
- BURR-BROWN [Burr-Brown Corporation]
- Self-Calibrating, 16-Bit ANALOG-TO-DIGITAL CONVERTER
- 189503 KB

- ·ADS1100IDBVT
- BURR-BROWN [Burr-Brown Corporation]
- Self-Calibrating, 16-Bit ANALOG-TO-DIGITAL CONVERTER
- 189503 KB

- ·ADS1110
- TI [Texas Instruments]
- 16-Bit ANALOG-TO-DIGITAL CONVERTER with Onboard Reference
- 532959 KB

- ·ADS1110A0IDBVR
- TI [Texas Instruments]
- 16-Bit ANALOG-TO-DIGITAL CONVERTER with Onboard Reference
- 532959 KB

- ·ADS1110A0IDBVT
- TI [Texas Instruments]
- 16-Bit ANALOG-TO-DIGITAL CONVERTER with Onboard Reference
- 532959 KB

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