Circuit Description; Schematic Diagram; Circuit Function; Ads5400Evm-Cval Jumpers - Texas Instruments ADS5400EVM-CVAL User Manual

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2

Circuit Description

2.1

Schematic Diagram

The schematic diagram for this EVM is attached at the end of this document. See the schematic before
changing any jumpers.
2.2

Circuit Function

The following sections describe the function of individual circuits. See the relevant data sheet for device
operating characteristics.
2.2.1 Power
Power is supplied to the EVM through a TI power solution. Although various power options are available
on this EVM, care must be taken while applying power on J5 as different options have different voltage
ranges specified.
power option settings. Prior to making any jumper settings, see the
EVM Banana Jack
SLAU471 – December 2012
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AIN
L25
J1
/AIN
L26
J2
DNI
CLKIN
J12
DNI
SYNCIN
J13
SW1
RESET
GND
J6
Figure 1. ADS5400EVM-CVAL Jumpers
Table 2 displays the general jumper setting information;
Table 2. EVM Power Supply Jumper Description
Description
J5 Input
JP12 3.3VA_IN
JP13 3.3VD_IN
JP14 5V_IN
JP15 TPS79501 INPUT SELECT
JP16 5V_AUX
Copyright © 2012, Texas Instruments Incorporated
EN
JP4
1
PWD
JP5
R25
1
R26
REFSEL
JP6
1
ADS5400HFS/EM
1
JP16
1
JP15
PWR
JP17
D16
5-V to 36-V power supply; default - apply just 5 V
1-2 → Connect 3.3-V AVdd to TPS79633 output; 2-3 → Ground
1-2 → Connect 3.3-V DVdd to TPS79633 output; 2-3 → Ground
1-2 → Connect 5-V AVdd to 5V_Aux; 2-3 → Ground
1-2 → Connects 5.3 V to input of TPS79501; 2-3 → TPS79501
input connected to J5
1-2 → TPS79501 op as 5v_Aux rails; 2-3 → 5V_aux rail
connected to J5
Circuit Description
J17
R82
R78
R54
BOTTOM
SIDE
J4
R18 DNI
R38 DNI
R72 DNI
BOTTOM
SIDE
J5
Table 3 displays the various
Figure 14 schematic.
Jumper setting
ADS5400EVM-CVAL
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