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參數資料
| 型號： | AD9840AJST |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 消費家電 |
| 英文描述： | Complete 10-Bit 40 MSPS CCD Signal Processor |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP48 |
| 封裝： | PLASTIC, LQFP-48 |
| 文件頁數： | 3/16頁 |
| 文件大小： | 162K |
| 代理商： | AD9840AJST |
–3–
REV. 0
AD9840A
Parameter
Min
Typ
Max
Unit
Notes
P
OWER CONSUMPTION
155
mW
MAXIMUM CLOCK RATE
20
MHz
CDS
Allowable CCD Reset Transient
1
Max CCD Black Pixel Amplitude
1
Max Input Range before Saturation
1
Max Input Range before Saturation
Max Input Range before Saturation
Max Output Range
Gain Resolution
Gain Range (Two’s Complement Coding)
Min Gain (CDS Gain Register Code 32)
Medium Gain (CDS Gain Code 63)
Max Gain (CDS Gain Code 31)
500
200
mV
mV
V p-p
V p-p
V p-p
V p-p
Steps
See Input Waveform in Note 1
1.0
With 4 dB CDS Gain
With –2 dB CDS Gain
With 10 dB CDS Gain
At Any CDS Gain Setting
1.5
0.5
1.6
64
See Figure 15 for CDS Gain Curve
–2
4
10
dB
dB
dB
4 dB is Default with CDS Gain Disabled
VARIABLE GAIN AMPLIFIER (VGA)
Max Input Range
Max Output Range
Gain Control Resolution
Gain Monotonicity
Gain Range
Low Gain (VGA Register Code 91)
Max Gain (VGA Code 1023)
1.6
2.0
V p-p
V p-p
Steps
1024
Guaranteed
See Figure 13 for VGA
Gain Curve
See Page 12 for Gain Equations
2
36
dB
dB
BLACK LEVEL CLAMP
Clamp Level Resolution
Clamp Level
Min Clamp Level
Max Clamp Level
256
Steps
Measured at ADC Output
0
63.75
LSB
LSB
SYSTEM PERFORMANCE
Gain Accuracy, VGA Code 91 to 1023
Peak Nonlinearity, 500 mV Input Signal
Total Output Noise
Power Supply Rejection (PSR)
Specifications Include Entire Signal Chain
Use Equations on Page 12 to Calculate Gain
12 dB Gain Applied (4 dB CDS Gain)
AC Grounded Input, 6 dB Gain Applied
Measured with Step Change on Supply
–1.0
+1.0
dB
%
LSB rms
dB
0.4
0.25
40
POWER-UP RECOVERY TIME
From Fast Recovery Mode
From Reference Standby Mode
From Total Shutdown Mode
From Power-Off Condition
Clocks Must Be Applied, as in Figures 8 and 9
0.1
1
3
15
ms
ms
ms
ms
NOTES
1
Input Signal Characteristics defined as follows, with 4 dB CDS gain:
1V MAX
INPUT
SIGNAL RANGE
200mV MAX
OPTICAL
BLACK PIXEL
500mV TYP
RESET
TRANSIENT
Specifications subject to change without notice.
CCD-MODE SPECIFICATIONS
(T
MIN
to T
MAX
, AVDD = DVDD = 3.0 V, f
DATACLK
= f
SHP
= f
SHD
= 40 MHz, unless otherwise noted.)
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相關代理商/技術參數 |
參數描述 |
|---|---|
| AD9840AJSTRL | 制造商:Analog Devices 功能描述:AFE Video 1ADC 10-Bit 3V 48-Pin LQFP T/R 制造商:Analog Devices 功能描述:AFE VID 1ADC 10-BIT 3.3V 48LQFP - Tape and Reel |
| AD9840AJSTZ | 功能描述:IC CCD SIGNAL PROC 10BIT 48-LQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 傳感器和探測器接口 系列:- 其它有關文件:Automotive Product Guide 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:74 系列:- 類型:觸控式傳感器 輸入類型:數字 輸出類型:數字 接口:JTAG，串行 電流 - 電源:100µA 安裝類型:表面貼裝 封裝/外殼:20-TSSOP（0.173"，4.40mm 寬） 供應商設備封裝:20-TSSOP 包裝:管件 |
| AD9840AJSTZRL | 功能描述:IC CCD SIGNAL PROC 10BIT 48LQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 傳感器和探測器接口 系列:- 其它有關文件:Automotive Product Guide 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:74 系列:- 類型:觸控式傳感器 輸入類型:數字 輸出類型:數字 接口:JTAG，串行 電流 - 電源:100µA 安裝類型:表面貼裝 封裝/外殼:20-TSSOP（0.173"，4.40mm 寬） 供應商設備封裝:20-TSSOP 包裝:管件 |
| AD9840-EB | 制造商:Analog Devices 功能描述:10 BIT 40HZ ANALOG FRONT END NO PXGA - Bulk |
| AD9840JST | 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel |
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