ADC1005S060_3

© IDT 2012. All rights reserved.

Product data sheet

Rev. 03 — 2 July 2012

10 of 18

Integrated Device Technology

ADC1005S060

Single 10 bits ADC, up to 60 MHz

11. Additional information relating to Table 6

014aaa521

RT

RB

RM

Rlad

ROT

RL

RL

RL

RL

IL

ROB

code 1023

code 0

Fig 3. Converter reference resistor ladder

Table 7.

Output coding and input voltage (typical values; referenced to AGND, VRB = 1.3 V,

VRT = 3.7 V; binary/gray codes)

Code

Vi(a)(p-p) (V) IR

Binary outputs D9 to D0

Gray outputs D9 to D0

Underflow

< 1.5

0

00 0000 0000

00 0000 0000

0

1.5

1

00 0000 0000

00 0000 0000

1

-

1

00 0000 0001

00 0000 0001



-







1022

-

1

11 1111 1110

10 0000 0001

1023

3.51

1

11 1111 1111

10 0000 0000

Overflow

> 3.51

0

11 1111 1111

10 0000 0000

Table 8.

Output coding and input voltage

(typical values; referenced to AGND; binary/twos complement codes)

Code

Vi(a)(p-p) (V) IR

Binary outputs D9 to D0

twos complement

outputs D9 to D0

Underflow

< 1.5

0

00 0000 0000

10 0000 0000

0

1.5

1

00 0000 0000

10 0000 0000

1

-

1

00 0000 0001

10 0000 0001



-







1022

-

1

11 1111 1110

01 1111 1110

1023

3.51

1

11 1111 1111

01 1111 1111

Overflow

> 3.51

0

11 1111 1111

01 1111 1111