Philips Semiconductors
10-bit, 3.0 V, up to 25 Msps analog-to-digital
interface for CCD cameras
Product specification
TDA8787A
QUICK REFERENCE DATA
SYMBOL
VCCA
VCCD
VCCO
ICCA
ICCD
ICCO
ADCres
Vi(CDS)(p-p)
fpix(max)
fpix(min)
DRPGA
Ntot(rms)
Vn(i)(eq)(rms)
Ptot
PARAMETER
CONDITIONS
MIN.
analog supply voltage
2.7
digital supply voltage
2.7
digital outputs stages supply
2.5
voltage
analog supply current
all clamps active; fpix = 18 MHz
−
digital supply current
fpix = 18 MHz
−
digital outputs supply current fpix = 18 MHz; CL = 20 pF; input ramp −
response time is 800 µs
ADC resolution
−
CDS input amplitude (video VCC = 2.85 V
650
signal) (peak-to-peak value) VCC ≥ 3.0 V
800
maximum pixel frequency
25
minimum pixel frequency
2
PGA dynamic range
−
total noise (RMS value) at PGA code = 0; see Fig.8
−
CDS input to ADC output
equivalent input noise
PGA code = 383
−
voltage (RMS value)
total power consumption
VCCA = VCCD = VCCO = 3 V
−
VCCA = VCCD = VCCO = 2.7 V
−
TYP.
3.0
3.0
2.6
50
13
1
10
−
−
−
−
36
0.15
70
190
170
MAX. UNIT
3.6 V
3.6 V
3.6 V
60
mA
17
mA
2
mA
−
bits
−
mV
−
mV
−
MHz
−
MHz
−
dB
−
LSB
−
µV
−
mW
−
mW
2000 Nov 14
3