参数资料
型号: TC254P
厂商: TEXAS INSTRUMENTS INC
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, PDIP8
封装: 2.54 MM PITCH, WINDOWED, PLASTIC, DIP-8
文件页数: 3/16页
文件大小: 245K
代理商: TC254P
TC254P
336-
× 244-PIXEL CCD IMAGE SENSOR
SOCS060B – JUNE 1997 – REVISED JULY 1998
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
DR (dynamic range)
+ 20 log
Vsat
Vn
B
Vn = noise-floor voltage
Vsat (min) = minimum saturation voltage
Vuse (max) = maximum usable voltage
Vuse (typ) = typical user voltage (camera white clip)
NOTES: A. Vuse (typ) is defined as the voltage determined to equal the camera white clip. This voltage must be less than Vuse
(max).
B. A system trade-off is necessary to determine the system light sensitivity versus the signal/noise ratio. By lowering
the Vuse (typ),
the light sensitivity of the camera is increased; however, this sacrifices the signal/noise ratio of the camera.
(light input)
Lux
Enabled
With Antiblooming
Blooming Point
Well Capacity
Dependent on
Disabled
With Antiblooming
Blooming Point
Gate High Level
Upon Antiblooming
Level Dependent
SNR
Vn
Vsat (min)
Vuse (typ)
Vuse (max)
VO
SNR (signal-to-noise-rate)
+ 20 log
Vuse
Vn
B
DR
Figure 7. Typical Vsat, Vuse Relationship
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