ANALOG-TO-DIGITAL CONVERTER
BurrĆBrown Products from Texas Instruments
ADS8412
SLAS384A – JUNE 2003 – REVISED DECEMBER 2004
16-BIT, 2 MSPS, UNIPOL...
Description
BurrĆBrown Products from Texas Instruments
ADS8412
SLAS384A – JUNE 2003 – REVISED DECEMBER 2004
16-BIT, 2 MSPS, UNIPOLAR DIFFERENTIAL INPUT, MICROPOWER SAMPLING ANALOG-TO-DIGITAL CONVERTER WITH PARALLEL INTERFACE AND REFERENCE
FEATURES
2-MHz Sample Rate 16-Bit NMC Ensured Over Temperature Zero Latency Unipolar Differential Input Range: Vref to -Vref Onboard Reference Onboard Reference Buffer High-Speed Parallel Interface Power Dissipation: 175 mW at 2 MHz Typ Wide Digital Supply 8-/16-Bit Bus Transfer 48-Pin TQFP Package ESD Sensitive - HBM Capability of 500 V,
1000 V at All Input Pins
APPLICATIONS
DWDM Instrumentation High-Speed, High-Resolution, Zero Latency
Data Acquisition Systems Transducer Interface Medical Instruments Communication
DESCRIPTION
The ADS8412 is a 16-bit, 2 MHz A/D converter with an internal 4.096-V reference. The device includes a 16-bit capacitor-based SAR A/D converter with inherent sample and hold. The ADS8412 offers a full 16-bit interface and an 8-bit option where data is read using two 8-bit read cycles.
The ADS8412 has a unipolar differential input. It is available in a 48-lead TQFP package and is characterized over the industrial -40°C to 85°C temperature range.
REFOUT
SAR
+IN + _
-IN
REFIN
CDAC
Comparator
4.096-V Internal Reference
Clock
Output Latches
and 3-State Drivers
Conversion and
Control Logic
BYTE
16-/8-Bit Parallel DATA Output Bus
RESET CONVST BUSY CS RD
Please be aware that an important ...
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