AD9891KBC データシートの表示（PDF） - Analog Devices
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AD9891KBC Datasheet PDF : 58 Pages
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AD9891/AD9895
AD9891–ANALOG SPECIFICATIONS (AVDD1, AVDD2 = 3.0 V, fCLI = 20 MHz, TMIN to TMAX, unless otherwise noted.)
Parameter
Min
Typ
Max
Unit
Notes
CDS
Gain
Allowable CCD Reset Transient
Max Input Range before Saturation
Max CCD Black Pixel Amplitude
0
500
1.0
± 200
dB
mV
V p-p
mV
Input signal characteristics*
PIXEL GAIN AMPLIFIER (PxGA)
Max Input Range
Max Output Range
Gain Control Resolution
Gain Monotonicity
Gain Range
Min Gain (PxGA Code 32)
Med Gain (PxGA Code 0)
Max Gain (PxGA Code 31)
1.0
1.6
64
Guaranteed
–2.5
+3.5
+9.5
V p-p
V p-p
Steps
dB
dB
Default setting
dB
VARIABLE GAIN AMPLIFIER (VGA)
Max Input Range
1.6
Max Output Range
2.0
Gain Control Resolution
Gain Monotonicity
Gain Range
Low Gain (VGA Code 70)
Max Gain (VGA Code 1023)
1024
Guaranteed
2
36
V p-p
V p-p
Steps
dB
dB
BLACK LEVEL CLAMP
Clamp Level Resolution
Clamp Level
Min Clamp Level
Max Clamp Level
256
0
63.75
Steps
LSB
LSB
Measured at ADC output
A/D CONVERTER
Resolution
Differential Nonlinearity (DNL)
No Missing Codes
Full-Scale Input Voltage
10
Bits
± 0.4
± 1.0
LSB
Guaranteed
2.0
V
VOLTAGE REFERENCE
Reference Top Voltage (VRT)
2.0
V
Reference Bottom Voltage (VRB)
1.0
V
SYSTEM PERFORMANCE
Gain Accuracy
Low Gain (VGA Code 70)
5
6
7
Max Gain (VGA Code 1023)
38.5
39.5
40.5
Peak Nonlinearity, 500 mV Input Signal
0.2
Total Output Noise
0.6
Power Supply Rejection (PSR)
40
*Input signal characteristics defined as follows:
dB
dB
%
LSB rms
dB
Includes entire signal chain
Includes 4 dB default PxGA gain
Gain = (0.035 ϫ Code) + 3.55 dB
12 dB gain applied
AC grounded input, 6 dB gain applied
Measured with step change on supply
500mV TYP
RESET
TRANSIENT
200mV MAX
OPTICAL
BLACK PIXEL
1V MAX
INPUT
SIGNAL RANGE
Specifications subject to change without notice.
–4–
REV. A
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