Philips TDA8783 - Manual (Page 12)

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.
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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.
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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.).