LR38580
LR38580
DESCRIPTION
Single-chip Driver IC for 270 k/320 k-pixel
B/W CCDs with Dual-power-supply Operation
PIN CONNECTIONS
48-PIN QFP
TOP VIEW
The LR38580 is a CMOS single-chip driver IC which
generates timing pulses for driving 270 k/320 k-
pixel B/W CCD area sensors with a dual-power-
supply operation, synchronous pulses for TV
signals and processing pulses for video signals.
48 47 46 45 44 43 42 41 40 39 38 37
TST
1
1
EEST 2
WIND 3
VRI 4
TST
2
5
TST
3
6
GND 7
V
DD
8
CSYN 9
CBLK 10
OBCP 11
HBLK 12
13 14 15 16 17 18 19 20 21 22 23 24
FLMD
MIR
V
DD
V
1
V
2
V
3
V
4
TST
4
GND
VTG
V
DD12
OFD
36 EENR
35 EEUD
34 EEMD
33 VD
32 HD
31 GND
30 V
DD
29 ACLX
28 TVMD
27 TST
5
26 OSCO
25 OSCI
FEATURES
• Designed for 270 k/320 k-pixel B/W CCD area
sensors with a dual-power-supply operation
• Switchable between EIA and CCIR modes
• Electronic shutter and EE control are possible
• Maximum shutter speed is selectable from
approx. 1/100 000 s, 1/56 000 s and 1/32 000 s
• Starting shutter speed is selectable from approx.
1/100 000 s and 1/1 000 s
• Flicker-less function
• Switchable between normal and mirror images
• External synchronization is possible
• Level shifter for readout and shutter pulses included
• Dual +5 V and +12.5 V power supplies
• Package :
48-pin QFP (QFP048-P-0707) 0.5 mm pin-pitch
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.
1
GND
TST
6
FH
1B
FH
1
V
DD
FH
2
FH
2B
FR
STSL
FCDS
FS
SMAX
(QFP048-P-0707)
SHARP [ SHARP ELECTRIONIC COMPONENTS ]
