TDA9952 Ver la hoja de datos (PDF) - Philips Electronics
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componentes Descripción
Fabricante
TDA9952 Datasheet PDF : 28 Pages
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Philips Semiconductors
10-bit, 3.0 V, 25 Msps analog-to-digital
interface for CCD cameras
Preliminary specification
TDA9952
QUICK REFERENCE DATA
SYMBOL
VCCA
VCCD
VCCO
ICCA
ICCD
ICCO
ADCres
Vi(CDS)(p-p)
fpix(max)
fpix(min)
DRPGA
Ntot(rms)
Ein(rms)
Ptot
PARAMETER
analog supply voltage
digital supply voltage
digital outputs supply voltage
analog supply current
digital supply current
digital outputs supply current
ADC resolution
maximum CDS input voltage
(peak-to-peak value)
maximum pixel rate
minimum pixel rate
PGA dynamic range
total noise from CDS input to
ADC output (RMS value)
equivalent input noise voltage
(RMS value)
total power consumption
CONDITIONS
MIN.
2.7
2.7
2.2
all clamps active
−
fpix = 25 MHz
−
fpix = 25 MHz; CL = 10 pF;
−
input ramp response time is 800 µs
−
VCC = 2.85 V
650
VCC ≥ 3.0 V
800
25
OCCD(max) = ±100 mV
−
OCCD(max) = ±200 mV
−
−
PGA code = 00; see Fig.8
−
TYP.
3.0
3.0
2.5
43
2.0
0.5
10
−
−
−
−
−
36
0.4
MAX. UNIT
3.6 V
3.6 V
3.6 V
−
mA
−
mA
−
mA
−
bits
−
mV
−
mV
−
MHz
1
MHz
2
MHz
−
dB
−
LSB
PGA code = 383
−
145 −
µV
VCCA = VCCD = 3 V; VCCO = 2.5 V −
135 −
mW
VCCA = VCCD = 2.7 V; VCCO = 2.2 V −
115 −
mW
standby mode
−
4.5 −
mW
2002 Aug 21
3
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