ADC Types for C2000

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Introduction

Often the documentation will refer to a peripheral type. A type change represents a major functional feature difference in a peripheral module.

Electrical Specifications

Electrical specifications can change between devices, peripheral types and device families. Always refer to the data manual and errata for a particular device for Electrical Specifications.


ADC Type Summary

The following table summarizes the different type of ADC modules found on C28x devices.

C2000 ADC Module Types
Type
Description
Devices
Documentation
0
Original C28x ADC module
281x
TMS320x281x Analog-to-Digital Converter (ADC) Reference Guide (spru060)
1
Added Offset Trim and Reference Select registers
2801, 2802, 2806, 2808, 2809, 28015, 28016, 28044
TMS320x280x 2801x, 2804x Analog-to-Digital Converter(ADC) Module Reference Guide (spru716)
2
Added Internal/External Trim registers
Trim by Device_cal() function call
2833x, 2834x
TMS320x2833x, 2823x Analog-to-Digital Converter (ADC) Module Reference Guide (spru812)
3
Different control register interface, converts from 0 to 3.3 V fixed scale range, supports ratiometric VREFHI/VREFLO references
2802x, 2803x

2806x
TMS320x2802x, 2803 Piccolo Analog-to-Digital Converter and Comparator Ref. Guide (spruge5)

TMS320x2806x Piccolo Technical Reference Guide (SPRUH18)