參數(shù)資料
型號: TLV977-10CPFB
廠商: TEXAS INSTRUMENTS INC
元件分類: 模擬信號調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, PQFP48
封裝: PLASTIC, TQFP-48
文件頁數(shù): 9/21頁
文件大?。?/td> 289K
代理商: TLV977-10CPFB
TLV977-10
3-V, 10-BIT, 21 MSPS, AREA CCD SENSOR PROCESSOR
SLAS229 – AUGUST 1999
17
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PRINCIPLES OF OPERATION
CDS
REGISTER
TIMING AND
CALIBRATION LOGIC
VB
ADC
PGA
COARSE
DAC
SIGN + CDAC <7:0>
ADC<9:0>
BYPASS
AUTOCOARSE
SP<8:0>
SIGN_CDAC
ADC<9:0>
FDAC CDAC
AUTO CDAC CONTROL
VB<9:0>
L<3:0>,N<2:0>
ADCCLK
OBCLP
RESET
0
1
0
SERIAL
PORT
CS
SCLK
SDIN
SP<9:0>
1COARSE DAC
LSB = 0.5 ADC
LSB x PGA Gain
OBREG
FINE
DAC
1FINE DAC
LSB = 1 ADC
LSB
BYPASS
AUTOFINE
SP<8:0>
SIGN + FDAC
<7:0>
DATA
OUT
REGISTER
1
0
PGA GAIN
REGISTER
SIGN_FDAC
AUT
O
FDAC
CONTROL
Figure 4. Optical Black and Offset Correct Block Diagram
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