TDA8787 Datasheet, PDF (15/20 Pages) NXP Semiconductors – 10-bit, 3.0 V analog-to-digital interface for CCD cameras

Philips Semiconductors
10-bit, 3.0 V analog-to-digital interface for
CCD cameras
Preliminary specification
TDA8787
Table 1 Serial interface programming
ADDRESS BITS
A1
A0
0
0
0
1
1
0
1
1
DATA BITS D9 TO D0
AGC gain control (D8 to D0); bit D9 should be set to logic 0
DAC OFDOUT output control (D7 to D0); bits D8 and D9 should be set to logic 0
ADC clamp reference control (D6 to D0); bits D7, D8 and D9 should be set to logic 0
control pulses (pins SHP, SHD, CLPDM, CLPOB, PBK and CLK) polarity settings
Table 2 Polarity settings
SYMBOL
SHP and SHD
CLK
CLPDM
CLPOB
PBK
VSYNC
Note
1. Bit D4 is not used.
PIN
47 and 48
40
12
13
11
24
SERIAL CONTROL BIT⁽¹⁾
D0
D1
D2
D3
D5
D6
ACTIVE EDGE OR LEVEL
1 = HIGH; 0 = LOW
1 = rising; 0 = falling
1 = HIGH; 0 = LOW
1 = HIGH; 0 = LOW
1 = HIGH; 0 = LOW
0 = rising; 1 = falling
Table 3 Standby selection
STDBY
1
0
ADC DIGITAL OUTPUTS D9 TO D0
logic state LOW
active
1 mA
64 mA
I_CCA + I_CCO + I_CCD (TYP.)
1998 Oct 15
15