TS8308500 Просмотр технического описания (PDF) - Atmel Corporation

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TS8308500

ADC 8-bit 500 Msps

Atmel Corporation 

TS8308500

Digital Output

Coding

NRZ (Non Return to Zero) mode, ideal coding: does not include gain, offset, and linearity volt-

age errors.

Table 6. Digital Output Coding

Differential

Analog Input

> +251 mV

+251 mV

+249 mV

+126 mV

+124 mV

+1 mV

-1 mV

-124 mV

-126 mV

-249 mV

-251 mV

< -251 mV

Voltage Level

> Positive full-scale + 1/2 LSB

Positive full-scale + 1/2 LSB

Positive full-scale - 1/2 LSB

Positive 1/2 scale + 1/2 LSB

Positive 1/2 scale - 1/2 LSB

Bipolar zero + 1/2 LSB

Bipolar zero - 1/2 LSB

Negative 1/2 scale + 1/2 LSB

Negative 1/2 scale - 1/2 LSB

Negative full-scale + 1/2 LSB

Negative full-scale - 1/2 LSB

< Negative full-scale - 1/2

LSB

Digital Output

Binary

GORB = VCC or Floating

Gray

GORB = GND

11111111

10000000

11111111

11111110

10000000

10000001

11000000

10111111

10100000

11100000

10000000

01111111

11000000

01000000

01000000

00111111

01100000

00100000

00000001

00000000

00000001

00000000

00000000

00000000

Out of

Range

1

0

0

0

0

0

0

0

0

0

0

1

11

2193A–BDC–04/03

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