TDA8765HSLASH5 datasheet(11/20 Pages) PHILIPS

11 / 20 page

1999 Jan 06

Philips Semiconductors

Preliminary speciﬁcation

10-bit high-speed Analog-to-Digital

Converter (ADC)

TDA8765

Table 1

Output coding with differential inputs (typical values to AGND); Vi(p-p) − Vi(p-p) = 2.0 V; Vref =VCCA − 1.825 V

Table 2 Mode selection

Note

1. X = don’t care.

Table 3 Sample-and-hold selection

CODE

Vi(p-p)

BINARY OUTPUTS

TWOS COMPLEMENT

OUTPUTS

D9 TO D0

Underﬂow

<3.1

>4.1

0 0 0 0 0 0 0 0 0 0

1 0 0 0 0 0 0 0 0 0

3.1

4.1

0 0 0 0 0 0 0 0 0 0

1 0 0 0 0 0 0 0 0 0

−−

0 0 0 0 0 0 0 0 0 1

1 0 0 0 0 0 0 0 0 1

↓−

−↓

↓

511

3.6

0 1 1 1 1 1 1 1 1 1

1 1 1 1 1 1 1 1 1 1

↓−

−↓

↓

1022

−−

1 1 1 1 1 1 1 1 1 0

0 1 1 1 1 1 1 1 1 0

1023

4.1

3.1

1 1 1 1 1 1 1 1 1 1

0 1 1 1 1 1 1 1 1 1

Overﬂow

>4.1

<3.1

1 1 1 1 1 1 1 1 1 1

0 1 1 1 1 1 1 1 1 1

OTC

D0 TO D9 AND IR

binary; active

twos complement; active

X(1)

high impedance

SAMPLE-AND-HOLD

active

inactive; tracking mode

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