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Fig.3 serial interface block diagram – Philips TDA8783 User Manual

Page 12

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2002 Oct 23

12

Philips Semiconductors

Product specification

40 Msps, 10-bit analog-to-digital
interface for CCD cameras

TDA8783

Fig.3 Serial interface block diagram.

handbook, full pagewidth

OFD

LATCHES

AGC GAIN

LATCHES

FREQUENCY

LATCHES

PARTIAL

STANDBY

AND EDGE

CLAMP

REFERENCE

LATCHES

LATCH

SELECTION

D0

LSB

MSB

SDATA

SCLK

SEN

8-bit DAC

10-bit DAC

MGM515

AGC control

frequency

control

CDS and AGC

standby

control

or edge clocks

D1

D2

D3

D4

D5

10

D6

SHIFT REGISTER

D7

D8

D9

A0

A1

A2

8
(D7 to D0)

9
(D8 to D0)

8
(D7 to D0)

7
(D6 to D0)

10
(D9 to D0)

Fig.4 Loading sequence of control DACs input data via the serial interface.

handbook, full pagewidth

MGE373

A2

SDATA

SCLK

SEN

A1

A0

D9

D7

D6

D5

D4

D3

MSB

LSB

D2

D1

D0

thd3

tsu3

tsu1

thd4

tsu2

D8

t

su1

= t

su2

= t

su3

= 4 ns (min.); t

hd3

= t

hd4

= 4 ns (min.).