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參數(shù)資料
| 型號： | LR38581 |
| 廠商： | Sharp Corporation |
| 英文描述： | CONN 5 POS RTANG SMT |
| 中文描述： | 時(shí)序發(fā)生器集成電路270 k/320的k -像素彩色CCD的采用雙電源運(yùn)行 |
| 文件頁數(shù)： | 4/8頁 |
| 文件大?。?/td> | 57K |
| 代理商： | LR38581 |
LR38581
4
PIN NO.
SYMBOL
I/O
POLARITY
PIN NAME
Vertical transfer
pulse output 4
No connection
Ground
DESCRIPTION
A pulse to drive vertical CCD shift register.
Connect to
V4
pin of CCD.
No connection
A grounding pin.
A pulse that transfers the charge of the photo-diode to
the vertical shift register.
Connect to VTG pin of CCD.
O4MA52
V
4
19
20
21
NC
GND
–
–
–
–
–
Supply of +12.5 V power.
A pulse that sweeps the charge of the photo-diode
for electronic shutter. Connect to OFD pin of CCD.
Held at L level at normal mode.
An input pin for reference clock oscillation.
Connect to CKO (pin 26) with R.
The frequencies are as follows :
TVMD
L
H
28.37500 MHz (1816 fH)
Power supply
–
V
DD12
23
22
VTG
O12MHV
Readout pulse
output
24
OFD
O12MHV
OFD pulse output
fH = Horizontal frequency
Clock input
OSCI3
CKI
25
–
28.63636 MHz (1820 fH)
Frequency
–
26
CKO
OSCO3
Clock output
An output pin for reference clock oscillation.
The output is the inverse of CKI (pin 25).
A grounding pin.
An output pin to generate HP and VD pulses.
The frequencies are as follows :
TVMD
L
H
14.18750 MHz (908 fH)
Ground
–
GND
27
–
28
SGCK
O4MA32
SSG clock output
An output pin for DSP IC.
The frequencies are as follows :
TVMD
L
H
DSP clock output
O4MA32
CDCK
29
9.4375 MHz (1816/3 fH)
9.5035 MHz (1820/3 fH)
Frequency
–
–
30
31
V
DD3
GND
–
–
Power supply
Ground
Supply of +3.3 V power.
A grounding pin.
An output pin for AD converter.
The frequencies are as follows :
TVMD
L
H
32
ADCK
O4MA32
AD clock output
The output phase of ADCK is selected by SAD
1
(pin 35)
and SAD
2
(pin 36).
9.4375 MHz (1816/3 fH)
9.5035 MHz (1820/3 fH)
Frequency
14.31818 MHz (910 fH)
Frequency
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