XRD98L59 Datasheet, PDF (4/37 Pages) Exar Corporation – CCD Image Digitizers with CDS, PGA and 10-Bit A/D

XRD98L59
DC ELECTRICAL CHARACTERISTICS – XRD98L59
Unless otherwise specified: OV_DD = DV_DD = AV_DD = 3.0V, Pixel Rate = 20MSPS, T_A = 25°C
Symbol Parameter
Min. Typ. Max. Unit Conditions
CDS Performance
CDSV_IN Input Range
V_DARK
Maximum Dark Voltage Offset
r_ON
CLAMP On Resistance
PGA Parameters
800 mV_PP Pixel (V_Black - V_Video), (See Figure 2)
150
mV At any gain. (See Figure 2)
120
Ω
AV_MIN
AV_MAX
PGA n
Minimum Gain
Maximum Gain
Resolution
3.5 5 6.5 dB
36
dB
8
bits Transfer function is linear steps in dB
(1LSB = 0.125dB)
ADC Parameters (Measured in ADCIN Test Mode), SDI = 0100 0000 0101 b
ADC n Resolution
10
bits
f_s
DNL
Max Sample Rate
Differential Non-Linearity
20
MSPS
-1 +0.75 1.5 LSB
EZS
Zero Scale Error
EFS
Full Scale Error
+25
mV Measured relative to V_RB
1.5
% FS
V_IN
DC Input Range
GND
AV_DD V
AV_IN of the ADC can swing from AGND
to AV_DD. Input range is limited by
the output swing of the PGA.
∆V_REF
ADC Reference Voltage
2
V
V_RB
( ) ^{Self Bias VRB VRB = AVDD}
0.2 0.3 0.4
V
10
V_RT
( ) ^{Self Bias VRT VRB = AVDD}
2.0 2.3 2.6
V
1.30
Rev. 2.00
4