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LR38580 Datasheet(PDF) 5 Page - Sharp Electrionic Components

Part No. LR38580
Description  Single-chip Driver IC for 270 k/320 k-pixel B/W CCDs with Dual-power-supply Operation
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Maker  SHARP [Sharp Electrionic Components]
Homepage  http://sharp-world.com/
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LR38580 Datasheet(HTML) 5 Page - Sharp Electrionic Components

   
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LR38580
5
PIN NO. SYMBOL
I/O
POLARITY
PIN NAME
DESCRIPTION
29
ACLX
ICU
All clear input
An input pin for resetting all internal circuits at power on.
Connect VDD through the diode and GND through the
capacitor.
30
VDD
Power supply
Supply of +5 V power.
31
GND
Ground
A grounding pin.
32
HD
O
Horizontal drive
pulse output
The pulse occurs at the start of every line.
33
VD
O
Vertical drive pulse
output
The pulse occurs at the start of every field.
34
EEMD
ICU
Electronic exposure
and WIND pulse
control input 2
An input pin to control electronic exposure mode, flicker-
less mode and WIND (pin 3) pulse output, used with
FLMD (pin 13).
35
EEUD
IC
Electronic exposure
control input 2
An input pin to control electronic exposure.
36
EENR
IC
Electronic exposure
control input 3
37
SMAX
ICU
Shutter speed
control input 1
An input pin to control maximum and initial shutter
speed with STSL (pin 40).
38
FS
O4MA2
CDS pulse output 1
A pulse to sample-hold the signal from CCD.
39
FCDS
O4MA2
CDS pulse output 2
A pulse to clamp the feed-through level from CCD.
40
STSL
ICU
Shutter speed
control input 2
An input pin to control maximum and initial shutter
speed with SMAX (pin 37).
EEUD EENR
Shutter Speed
H
L
up
H
H
control stopped
L
H
down
SMAX STSL Maximum speed
Initial Speed
H
H
∏ 1/ 32 000
∏ 1/
1 000
L
H
∏ 1/ 56 000
∏ 1/
1 000
L
L
∏ 1/101 000
∏ 1/101 000
H
L
∏ 1/101 000
∏ 1/
1 000
SMAX STSL Maximum Speed
Initial Speed
H
H
∏ 1/ 32 000
∏ 1/
1 000
L
H
∏ 1/ 56 000
∏ 1/
1 000
L
L
∏ 1/101 000
∏ 1/101 000
H
L
∏ 1/101 000
∏ 1/
1 000
28
TVMD
ICU
TV mode selection
input
An input pin to select TV standards.
L level
: EIA mode
H level or open
: CCIR mode
27
TST5
ICD
Test pin 5
A test pin. Set open or to L level in the normal mode.
26
OSCO
OSC3M
Clock output
An output pin for reference clock oscillation.
The output is the inverse of OSCI (pin 25).


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