参数资料
型号: AD9992BBCZRL
厂商: Analog Devices Inc
文件页数: 45/92页
文件大小: 0K
描述: IC CCD SGNL PROC 12BIT 105CSPBGA
产品变化通告: AD9992 Discontinuation 22/Feb/2012
标准包装: 2,000
类型: CCD 信号处理器,12 位
输入类型: 逻辑
输出类型: 逻辑
接口: 3 线串口
电流 - 电源: 27mA
安装类型: 表面贴装
封装/外壳: 105-LFBGA,CSPBGA
供应商设备封装: 105-CSPBGA(8x8)
包装: 带卷 (TR)
AD9992
Rev. C | Page 5 of 92
ANALOG SPECIFICATIONS
AVDD = 1.8 V, fCLI = 40 MHz, typical timing specifications, TMIN to TMAX, unless otherwise noted.
Table 3.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
CDS
Allowable CCD Reset Transient
0.5
0.8
V
The limit is the lower of AVDD + 0.2 V or 2.2 V.
CDS Gain Accuracy
VGA gain = 6.3 dB (Code 15, default value).
3.0 dB CDS Gain
3.3
2.8
2.3
dB
0 dB CDS Gain
0.5
0
+0.5
dB
+3 dB CDS Gain
2.4
2.9
3.4
dB
+6 dB CDS Gain
5.0
5.5
6.0
dB
Maximum Input Range Before Saturation
VGA gain = 6.3 dB (Code 15, default value).
3 dB CDS Gain
1.4
V p-p
0 dB CDS Gain
1.0
V p-p
+3 dB CDS Gain
0.7
V p-p
+6 dB CDS Gain
0.5
V p-p
Allowable OB Pixel Amplitude (See
0 dB CDS Gain (Default)
100
+200
mV
+6 dB CDS Gain
50
+100
mV
VARIABLE GAIN AMPLIFIER (VGA)
Gain Control Resolution
1024
Steps
Gain Monotonicity
Guaranteed
Gain Range
Low Gain (VGA Code 15, Default)
6.3
dB
Maximum Gain (VGA Code 1023)
42.4
dB
BLACK LEVEL CLAMP
Clamp Level Resolution
1024
Steps
Clamp Level
Measured at ADC output.
Minimum Clamp Level (Code 0)
0
LSB
Maximum Clamp Level (Code 1023)
255
LSB
ADC
Resolution
12
Bits
Differential Nonlinearity (DNL)
1.0
±0.5
+1.0
LSB
No Missing Codes
Guaranteed
Integral Nonlinearity (INL)
1
4
LSB
Full-Scale Input Voltage
2.0
V
VOLTAGE REFERENCE
Reference Top Voltage (REFT)
1.4
V
Reference Bottom Voltage (REFB)
0.4
V
SYSTEM PERFORMANCE
Includes entire signal chain.
Gain Accuracy
0 dB CDS gain.
Low Gain (VGA Code 15)
5.8
6.3
6.8
dB
Gain = (0.0358 × Code) + 5.76 dB.
Maximum Gain (VGA Code 1023)
41.9
42.4
42.9
dB
Peak Nonlinearity, 1.0 V Input Signal
0.1
0.2
%
6 dB VGA gain, 0 dB CDS gain applied.
Total Output Noise
0.5
LSB rms
AC-grounded input, 6 dB VGA gain applied.
Power Supply Rejection (PSR)
50
dB
Measured with step change on supply.
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