Datasheet

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EVM Overview

1 EVM Overview

1.1 Features

AMC1210MB-EVM:

• Full-featured evaluation board for the AMC1210 quad digital filter for second-order delta-sigma

modulators

• Contains all support circuitry needed for the AMC1210

• Onboard clocking for built-in ADS1205

• Stellaris

LM3S3748 ARM

processor and parallel interface to AMC1210

• JTAG header for reprogramming the LM3S3748 and experimentation

• D-connectors for connecting ΔΣ modulator EVMs

• Easy-to-use evaluation software for computers with Microsoft

Windows

XP operating systems

• Data collection and register access to AMC1210

• Open source firmware and software to customize evaluation

The AMC1210MB-EVM can be connected to a personal or lab computer using an available USB port. This

manual shows how to use the AMC1210MB-EVM with the PC software available for download from the

product folder at www.ti.com.

This manual covers the operation of the AMC1210MB-EVM. Throughout this document, the abbreviation

EVM and the term evaluation module are synonymous with the AMC1210MB-EVM.

2 Hardware Interfaces

2.1 Modulator Interface Pinout

The AMC1210MB-EVM has two, male-type, nine-pin DSUB connectors at J3 and J4 for connecting TI ΔΣ

modulator EVMs. Each connector supports single-channel and dual-channel ΔΣ modulator evaluation

fixtures. The AMC1210MB-EVM supports using one dual-channel modulator or two single-channel

modulator EVMs configured to use different channels of the DB9 connectors. Table 1 summarizes the

AMC1210MB-EVM modulator interface pinout.

Table 1. AMC1210MB-EVM Modulator Interface Pinout

Pin Signal

1 GND

2 Floating

3 3.3 V

4 5 V

5 GND

6 AMC1210 CLK1

7 AMC1210 CLK2

8 AMC1210 IN2

9 AMC1210 IN1

SBAU188– February 2012 AMC1210MB-EVM

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