National Semiconductor ADC122S101 Скачать руководство пользователя страница 1

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National

Semiconductor

August 2005

Rev -

Evaluation Board User's Guide

12-, 10- and 8-Bit General Purpose

Analog-to-Digital Converters with Input Multiplexer

ADC122S101 / ADC102S101 / ADC082S101

ADC122S051 / ADC102S051 / ADC082S051

ADC122S021 / ADC102S021 / ADC082S021
ADC124S101 / ADC104S101 / ADC084S101

ADC124S051 / ADC104S051 / ADC084S051

ADC124S021 / ADC104S021 / ADC084S021

http://www.national.com

Содержание ADC122S101

Страница 1: ...to Digital Converters with Input Multiplexer ADC122S101 ADC102S101 ADC082S101 ADC122S051 ADC102S051 ADC082S051 ADC122S021 ADC102S021 ADC082S021 ADC124S101 ADC104S101 ADC084S101 ADC124S051 ADC104S051...

Страница 2: ...talling and Using the ADCxx1S101 Evaluation Board 5 5 1 Software Installation 5 5 2 Setting up the ADCxx1S101 Evaluation Board 5 5 2 1 Board Set up 5 5 2 2 Quick Check of Analog Functions 5 5 2 3 Quic...

Страница 3: ...e also computes and displays dynamic performance in the form of SNR SINAD THD SFDR and ENOB 2 Connect a clean power supply to the terminals of connector P1 Adjust power supply to a voltage of 5 5V to...

Страница 4: ...both through an appropriate filter s These 50 Ohm inputs are intended to accept a low noise sine wave signal of peak to peak amplitude up to the power supply level To accurately evaluate the ADC dynam...

Страница 5: ...nect The evaluation board to a WaveVision4 Capture Board WAVEVSN BRD 4 0 Pin 1 of P1 5 5V to 5 7V at 50 mA Pin 2 of P1 Ground 2 Connect the desired jumper to JP1 JP2 JP3 and JP4 See Section 4 8 4 8 An...

Страница 6: ...d not be used for coherent sampling 9 With the mouse you may click on the magnifying glass then and drag top left to bottom right to select a portion of the displayed waveform for better examination 5...

Страница 7: ...of TP1 Be sure that only one clock source oscillator at Y1 or signal at BNC3 is active on the board 6 0 Evaluation Board Specifications Board Size 3 1 x 3 8 8 0 cm x 9 6 cm Power Requirements 5 5V to...

Страница 8: ...COUP EEPROM_Power AIN3 JP6 HEADER 3X1 1 2 3 ADC_SCLK ADC_SCLK C19 10uF 6 3V JP1 IN1_SEL 1 3 5 2 4 6 JP2 IN2_CH_SEL 1 2 3 4 5 6 7 8 TPG4 GND 1 C12 10uF 6 3V AIN1 R3 51 1 C18 0 1 uF L2 100 uH Choke ADC_...

Страница 9: ...Block DigiKey ED1609 ND 15 2 Q1 Q2 MMBTN3904 SOT 23 Various 16 2 R2 R3 51 1 1 1 8 Watt Size 0603 17 1 R4 0 Size 0603 18 1 R5 1 8k 5 1 10 W Size 0603 19 2 R6 R7 1k 5 1 10 W Size 0603 20 2 VR1 VR2 1k Di...

Страница 10: ...und 8 Ground 10 Ground JP1 Input 1 Select Jumper Function none Input 1 not connected to DUT 1 2 Input 1 a c coupled 3 4 Input 1 path grounded 5 6 Input 1 d c coupled JP2 Input 1 Channel Select Jumper...

Страница 11: ...n the Evaluation Board Test Point Function TP 1 DUT supply voltage TP 2 ADC CSb TP 3 ADC DIN TP 4 ADC DOUT TP 5 SCLK TP 6 INPUT1 Signal input to DUT TP 7 INPUT2 Signal input to DUT TP 8 Board 5 5V Sup...

Страница 12: ...can be reasonably expected to result in a significant injury to the user 2 A critical component is any component in a life support device or system whose failure to perform can be reasonably expected...

Страница 13: ...or use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury or death unless officers of the parties have...