LR38574
LR38574
DESCRIPTION
The LR38574 is a CMOS timing generator IC
which generates timing pulses for driving 1 090 k/
1 310 k-pixel CCD area sensors and processing
pulses.
Timing Generator IC for
1 090 k/1 310 k-pixel CCDs
PIN CONNECTIONS
48-PIN QFP
TOP VIEW
48 47 46 45 44 43 42 41 40 39 38 37
FEATURES
• Designed for 1/3-type 1 090 k/1 310 k-pixel CCD
area sensors
• Frequency of driving horizontal CCD : 12.27 MHz
• Both double speed drive monitoring mode and
still mode are possible
• Two still mode types :
3 fields period and 4 fields period
• External shutter control function with serial data
input is possible
• +3 V and +4.5 V power supplies
• Package :
48-pin QFP (QFP048-P-0707) 0.5 mm pin-pitch
OFDC 1
V
1x
2
VH
1Ax
3
VH
1Bx
4
V
2x
5
V
DD3
6
GND 7
V
3x
8
VH
3Ax
9
VH
3Bx
10
V
4x
11
OFDX 12
13 14 15 16 17 18 19 20 21 22 23 24
PBLK
BCPX
CLPX
ADCK
GND
FCDS
FS
V
DD3
ACLX
RS
GND
VCON
SHTR
DRMD
FR
TST
3
V
DD4
FH
2
GND
FH
1
V
DD4
CCD
TST
2
TST
1
36 ID
35 ED
2
34 ED
1
33 ED
0
32 HD
31 GND
30 V
DD3
29 VD
28 DCLK
27 CLK
26 CKO
25 CKI
(QFP048-P-0707)
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in
catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
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