LZ9FD34
PIN NO. SYMBOL
I/O
POLARITY
PIN NAME
DESCRIPTION
An input pin to control electronic exposure.
Electronic exposure
control input 1
21 EEUD
IC
–
EEUD EENR
Shutter Speed
up
H
H
L
L
H
H
control stopped
down
Electronic exposure
control input 2
22 EENR
IC
–
23 FCDS
24 FS
25 TST6
O4MA2
O4MA2
ICD
CDS pulse output 1 A pulse to clamp the feed-through level from CCD.
CDS pulse output 2 A pulse to sample-hold the signal from CCD.
–
–
–
Test pin 6
A test pin. Set open or to L level in the normal mode.
An input pin to select sensor type.
26 CCD
ICU
CCD selection input
H level or open
L level
: 410 k, 470 k pixel CCD
: 270 k, 320 k pixel CCD
27 TST7
28 V1X
ICD
O
Test pin 7
A test pin. Set open or to L level in the normal mode.
A vertical transfer pulse for CCD.
Connect to V1AX pin of vertical driver IC.
A vertical transfer pulse for CCD.
Connect to V2AX pin of vertical driver IC.
Supply of +5 V power.
A grounding pin.
Vertical transfer
pulse output 1
Vertical transfer
pulse output 2
Power supply
Ground
29 V2X
O
30 VDD
31 GND
–
–
–
–
Vertical transfer
pulse output 3
Vertical transfer
pulse output 4
A vertical transfer pulse for CCD.
Connect to V3AX pin of vertical driver IC.
A vertical transfer pulse for CCD.
Connect to V4AX pin of vertical driver IC.
A pulse that transfers the charge of the photo-diode to
the vertical shift register. Connect to VH1AX pin or VH1BX
pin of vertical driver IC.
A pulse that transfers the charge of the photo-diode to
the vertical shift register. Connect to VH3AX pin or VH3BX
pin of the vertical driver IC.
32 V3X
33 V4X
O
O
Readout pulse
output
34 VH1X
35 VH3X
O
O
Readout pulse
output
A pulse that sweeps the charge of the photo-diode for
the electronic shutter. Connect to OFD pin of CCD
through the vertical driver IC and DC offset circuit.
Held at H level at normal mode.
36 OFDX
37 ITCH
38 EEST
O
OFD pulse output
An input pin to select accumulation mode.
Accumulation mode
selection input
ICU
ICU
–
–
H level or open
L level
: Field accumulation mode
: Frame accumulation mode
An input pin to control electronic exposure using EEUD
Electronic exposure (pin 21) and EENR (pin 22).
control input 3
H level or open
L level
: Electronic exposure is operated.
: Electronic exposure is stopped.
4