參數(shù)資料
型號: AD9824KCP
廠商: ANALOG DEVICES INC
元件分類: 模擬信號調(diào)理
英文描述: Complete 14-Bit 30 MSPS CCD Signal Processor
中文描述: SPECIALTY ANALOG CIRCUIT, QCC48
封裝: 7 X 7 MM, LFCSP-48
文件頁數(shù): 14/24頁
文件大小: 438K
代理商: AD9824KCP
REV. 0
AD9824
–14–
SERIAL INTERFACE TIMING AND INTERNAL REGISTER DESCRIPTION
Table I. Internal Register Map
Register
Name
Address
A0 A1 A2
Data Bits
D4
D0 D1 D2
D3
D5
D6
D7
D8
D9
D10
Operation
0 0 0
Channel Select Power-Down
CCD/AUX1/2
Software
Reset
OB Clamp
On/Off
0
1
1
2
0
1
0
1
0
1
Modes
VGA Gain
1 0 0
LSB
MSB
X
Clamp Level
0 1 0
LSB
MSB
X
X
X
Control
1 1 0
Color Steering Mode
Selection
PxGA
On/Off
Clock Polarity Select for
SHP/SHD/CLP/DATA
0
1
0
1
Three-
State
X
PxGA
Gain0
0 0 1
LSB
MSB
X
X
X
X
X
PxGA
Gain1
1 0 1
LSB
MSB
X
X
X
X
X
PxGA
Gain2
0 1 1
LSB
MSB
X
X
X
X
X
PxGA
Gain3
1 1 1
LSB
MSB
X
X
X
X
X
NOTES
1
Internal use only. Must be set to zero.
2
Must be set to one.
SDATA
SCK
SL
RNW
TEST BIT
0
A2
0
A0
A1
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
t
DS
t
DH
t
LS
t
LH
NOTES
1. SDATA BITS ARE INTERNALLY LATCHED ON THE RISING EDGES OF SCK.
2. RNW = READ-NOT-WRITE. SET LOW FOR WRITE OPERATION.
3. TEST BITS = INTERNAL USE ONLY. MUST BE SET LOW.
4. SYSTEM UPDATE OF LOADED REGISTERS OCCURS ON SL RISING EDGE.
Figure 21. Serial Write Operation
SDATA
SCK
SL
RNW
TEST BIT
1
0
0
A0
A1
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
t
DS
t
DH
t
LS
t
LH
NOTES
1. RNW = READ-NOT-WRITE. SET HIGH FOR READ OPERATION.
2. TEST BITS = INTERNAL USE ONLY. MUST BE SET LOW.
3. SERIAL DATA FROM THE SELECTED REGISTER IS VALID STARTING AFTER THE 5TH SCK FALLING EDGE AND IS UPDATED ON
SCK FALLING EDGES.
t
DV
Figure 22. Serial Readback Operation
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