TDA8783 Datasheet, PDF (10/28 Pages) NXP Semiconductors – 40 Msps, 10-bit analog-to-digital interface for CCD cameras

Philips Semiconductors
40 Msps, 10-bit analog-to-digital interface
for CCD cameras
Product specification
TDA8783
SYMBOL
PARAMETER
CONDITIONS
MIN.
Analog-to-Digital Converter; ADC
f_CLK(max)
maximum clock frequency
40
t_CPH
clock pulse width HIGH
12
t_CPL
clock pulse width LOW
12
SR_CLK
clock input slew rate (rising and 10% to 90%
0.5
falling edge)
V_i(ADC)(p-p) ADC input voltage level
−
(peak-to-peak value)
V_RB
ADC reference voltage output
−
code 0
V_RT
ADC reference voltage output
−
code 1023
I_ADCIN
ADC input current
−2
INL
integral non-linearity
ramp input
−
DNL
differential non-linearity
ramp input
−
t_d(s)
sampling delay time
−
Total chain characteristics (CDS + AGC + ADC)
t_d
N_o(rms)
V_offset(h-d)
V_{n(i)(eq)(rms)}
time delay between SHD and
CLK
output noise (RMS value)
maximum offset between CCD
heating level and CCD dark pixel
level
equivalent input noise voltage
(RMS value)
50% at rising edges
CLK and SHD: transition full
scale code 0 to 1023;
f_cut(CDS) = 120 MHz;
f_cut(AGC) = 54 MHz;
V_i(CDS) = 600 mV
f_cut(CDS) = 120 MHz;
f_cut(AGC) = 40 MHz; note 1
G_AGC = 4.5 dB
G_AGC = 34.5 dB
−
−
−
−200
AGC gain = 34.5 dB
−
AGC gain = 4.5 dB
−
Digital-to-Analog Converters (OFDOUT DAC)
V_OFDOUT(p-p) additional 8-bit control DAC
−
(OFD) output voltage
(peak-to-peak value)
V_OFDOUT(0) DC output voltage for code 0
−
V_OFDOUT(255) DC output voltage for code 255
−
Z_OFDOUT
additional 8-bit control DAC
−
(OFD) output impedance
I_OFDOUT
OFD output current drive
static
−
TYP. MAX. UNIT
−
−
MHz
−
−
ns
−
−
ns
−
−
V/ns
2
−
V
1.5 −
V
3.5 −
V
−
+120 µA
±0.6 ±1.5 LSB
±0.2 ±0.75 LSB
−
5
ns
30
−
ns
0.125 −
LSB
1.6 −
LSB
−
+200 mV
125 −
µV
150 −
µV
1.4 −
V
2.3 −
V
3.7 −
V
2000 −
Ω
−
50
µA
1999 Jun 25
10