Quick Start Procedure - Linear Technology DC1281A Demo Manual

DEMO MANUAL DC1281A

QUICK START PROCEDURE

Demonstration circuit 1281A is easy to set up to evaluate
the performance of the LTC2209 A/D converters. Refer to
Figure 1 for proper measurement equipment setup and
follow the procedure below:
Setup
If a DC890 QuikEval™ II Data Acquisition and Collection
System was supplied with the DC1281A demonstration
circuit, follow the DC890 Quick Start Guide to install the
required software and for connecting the DC890 to the
DC1281A and to a PC.
ANALOG
INPUT
2
3.6V OR 3.3V
RAND
PGA
ENCODE CLOCK
Figure 1. DC1281A Setup (Zoom for Detail)
DC1281A Demonstration Circuit Board Jumpers
The DC1281A demonstration circuit board should have
the following jumper settings as default: (as per Figure 1):
J2: Mode (VCC) 2's Complement DCS Off
J3: SHDN: (Run) Dither (Off)
J4: RAND (Off) PGA 1x
J9: Unused Power Connector
DITHER
SHDN
MODE
dc1281af