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1
LZ9FD34
DESCRIPTION
The LZ9FD34 is a CMOS single-chip driver IC which
generates timing pulses for driving 270 k/320 k/
410 k/470 k-pixel B/W CCD area sensors, syn-
chronous pulses for TV signals and processing for
video signals.
FEATURES
Designed for B/W CCD area sensors with 270 k/
320 k/410 k/470 k-pixel
Switchable between EIA and CCIR modes
Electronic shutter and EE control are possible
Maximum shutter speed is 1/100 000 s
Flicker-less function
Non-interlace mode is possible
External synchronization is possible
Single +5 V power supply
Field accumulation mode and frame accumu-
lation mode are possible
Package :
48-pin QFP (QFP048-P-0707) 0.5 mm pin-pitch
PIN CONNECTIONS
LZ9FD34
Single-chip Driver IC for 270 k/320 k/
410 k/470 k-pixel B/W CCDs
1
48 47 46 45 44 43 42 41 40 39
37
13 14 15 16 17 18 19 20 21 22 23 24
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
TST
1
TST
2
VRI
TVMD
CSYN
V
DD
GND
CBLK
HD
VD
HBLK
TST
3
OFDX
VH
3X
VH
1X
V
4X
V
3X
GND
V
DD
V
2X
V
1X
TST
7
CCD
TST
6
BCP
TST
4
TST
5
GND
ACLX
V
DD
FLMD
EEMD
EEUD
EENR
FCDS
FS
NINT
OSCO
OSCI
V
DD
FH
1
GND
FH
2
V
DD
FR
WIND
EEST
ITCH
38
48-PIN QFP
TOP VIEW
(QFP048-P-0707)
LZ9FD34
2
BLOCK DIAGRAM
OFDX
VH
3X
VH
1X
V
4X
V
3X
GND
V
DD
V
2X
V
1X
TST
7
CCD
TST
6
36
35
34
33
32
31
30
29
28
27
26
25
FS
FCDS
EENR
EEUD
EEMD
FLMD
V
DD
ACLX
GND
TST
5
TST
4
BCP
TST
1
TST
2
VRI
TVMD
CSYN
V
DD
GND
CBLK
HD
VD
HBLK
TST
3
ITCH
EEST
WIND
FR
V
DD
FH
2
GND
FH
1
V
DD
OSCI
OSCO
NINT
MIX
MIX
1/2
1/2
1/4
H COUNTER 2
H COUNTER 1
V COUNTER
MODE SELECT
MODE SELECT
DECODER
DECODER
RESET
OSC
SHUTTER
SPEED
CONTROL
SHUTTER
UP/DOWN
CONTROL
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
10
11
12
48
47
46
45
44
43
42
41
40
39
38
37
LZ9FD34
3
PIN DESCRIPTION
An input pin to control electronic exposure mode, flicker-
less mode and WIND (pin 39) pulse output.
WIND1 : Vertical pulse
WIND2 : Composite pulse (vertical and horizontal)
PIN NO. SYMBOL
I/O
POLARITY
PIN NAME
DESCRIPTION
1
TST
1
ICD
Test pin 1
A test pin. Set open or to L level in the normal mode.
2
TST
2
ICD
Test pin 2
A test pin. Set open or to L level in the normal mode.
3
VRI
ICSU
Vertical reset input
An input pin for resetting internal vertical counter.
The input pulse is VSYNC. (negative polarity)
4
TVMD
ICU
TV mode selection
input
An input pin to select TV standards.
L level
: EIA mode
H level or open
: CCIR mode
5
CSYN
O
Composite
synchronizing pulse
output
An output pin of composite synchronous signal pulse.
6
V
DD
Power supply
Supply of +5 V power.
7
GND
Ground
A grounding pin.
8
CBLK
O
Composite blanking
pulse output
An output pin of composite blanking pulse.
9
HD
O
Horizontal drive
pulse output
The pulse occurs at the start of every line.
10
VD
O
Vertical drive pulse
output
The pulse occurs at the start of every field.
11
HBLK
O
Horizontal blanking
pulse output
A pulse that corresponds to the cease period of the
horizontal transfer pulse.
12
TST
3
ICD
Test pin 3
A test pin. Set open or to L level in the normal mode.
13
BCP
O
Optical black clamp
pulse output
A pulse to clamp the optical black signal. This pulse
stays low during the absence of effective pixels within
the vertical blanking.
14
TST
4
ICD
Test pin 4
A test pin. Set open or to L level in the normal mode.
15
TST
5
ICD
Test pin 5
A test pin. Set open or to L level in the normal mode.
16
GND
Ground
A grounding pin.
17
ACLX
ICU
All clear input
An input pin for resetting all internal circuits at power on.
Connect V
DD
through the diode and through the
capacitor.
18
V
DD
Power supply
Supply of +5 V power.
FLMD
Electronic Shutter mode
WIND
L
EIA : 1/60 s, CCIR : 1/50 s WIND1
H
EIA : 1/100 s, CCIR : 1/120 s WIND1
L
Electronic exposure mode WIND1
H
Electronic exposure mode WIND2
19
20
FLMD
ICU
Electronic exposure
and WIND pulse
control input 1
EEMD
ICU
Electronic exposure
and WIND pulse
control input 2
EEMD
L
L
H
H
4
LZ9FD34
PIN NO. SYMBOL
I/O
POLARITY
PIN NAME
DESCRIPTION
23
FCDS
O4MA2
CDS pulse output 1
A pulse to clamp the feed-through level from CCD.
24
FS
O4MA2
CDS pulse output 2
A pulse to sample-hold the signal from CCD.
25
TST
6
ICD
Test pin 6
A test pin. Set open or to L level in the normal mode.
26
CCD
ICU
CCD selection input
An input pin to select sensor type.
H level or open
: 410 k, 470 k pixel CCD
L level
: 270 k, 320 k pixel CCD
28
V
1X
O
Vertical transfer
pulse output 1
A vertical transfer pulse for CCD.
Connect to V
1AX
pin of vertical driver IC.
29
V
2X
O
Vertical transfer
pulse output 2
A vertical transfer pulse for CCD.
Connect to V
2AX
pin of vertical driver IC.
30
V
DD
Power supply
Supply of +5 V power.
31
GND
Ground
A grounding pin.
32
V
3X
O
Vertical transfer
pulse output 3
A vertical transfer pulse for CCD.
Connect to V
3AX
pin of vertical driver IC.
33
V
4X
O
Vertical transfer
pulse output 4
A vertical transfer pulse for CCD.
Connect to V
4AX
pin of vertical driver IC.
34
VH
1X
O
Readout pulse
output
A pulse that transfers the charge of the photo-diode to
the vertical shift register. Connect to VH
1AX
pin or VH
1BX
pin of vertical driver IC.
35
VH
3X
O
Readout pulse
output
A pulse that transfers the charge of the photo-diode to
the vertical shift register. Connect to VH
3AX
pin or VH
3BX
pin of the vertical driver IC.
36
OFDX
O
OFD 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.
37
ITCH
ICU
Accumulation mode
selection input
An input pin to select accumulation mode.
H level or open
: Field accumulation mode
L level
: Frame accumulation mode
An input pin to control electronic exposure using EEUD
(pin 21) and EENR (pin 22).
H level or open
: Electronic exposure is operated.
L level
: Electronic exposure is stopped.
Electronic exposure
control input 3
ICU
EEST
38
A test pin. Set open or to L level in the normal mode.
Test pin 7
ICD
TST
7
27
21
EEUD
IC
Electronic exposure
control input 1
22
EENR
IC
Electronic exposure
control input 2
An input pin to control electronic exposure.
EEUD EENR
Shutter Speed
H
L
up
H
H
control stopped
L
H
down
LZ9FD34
5
PIN NO. SYMBOL
I/O
POLARITY
PIN NAME
DESCRIPTION
39
WIND
ON
N-ch
Open
Drain
( )
Window pulse output
An output pin for window pulse.
WIND1 : When connected to EEST (pin 38), the
operation of electronic exposure can be
stopped at the upper side of monitor.
WIND2 : A pulse that picks out the center of CCD output.
At this time, set H level or open at EEST (pin
38). As the output circuit of WIND is N-ch open
drain, connect to V
DD
with R ( 47 k$).
40
FR
O4MA3
Reset pulse output
A pulse to reset the charge of output circuit.
Connect to
R
pin of CCD through the DC offset circuit.
41
V
DD
Power supply
Supply of +5 V power.
42
FH
2
O4MA3
Horizontal transfer
pulse output 2
A pulse to drive horizontal CCD shift register.
Connect to
H2
pin of CCD.
43
GND
Ground
A grounding pin.
44
FH
1
O4MA3
Horizontal transfer
pulse output 1
A pulse to drive horizontal CCD shift register.
Connect to
H1
pin of CCD.
45
V
DD
Power supply
Supply of +5 V power.
46
OSCI
OSCI
Clock input
An input pin for reference clock oscillation.
Connect to OSCO (pin 47) with R.
The frequencies are as follows :
fH = Horizontal frequency
47
OSCO
OSC3M
Clock output
An output pin for reference clock oscillation.
The output is the inverse of OSCI (pin 46).
EEMD FLMD
WIND
L
L
WIND1 (vertical pulse)
L
H
H
L
H
H
WIND2 (composite pulse)
TVMD CCD
Frequency
L
L
19.0699 MHz (1 212 fH)
L
H
H
L
H
H
28.3750 MHz (1 816 fH)
28.6364 MHz (1 820 fH)
19.3125 MHz (1 236 fH)
LZ9FD34
6
PIN NO. SYMBOL
I/O
POLARITY
PIN NAME
DESCRIPTION
48
NINT
ICD
Non-interlace
selection input
An input pin to select non-interlace mode.
L level or open
: Interlace mode
H level
: Non-interlace mode
Period of field (at non-interlace mode)
IC
: Input pin (CMOS level)
ICU
: Input pin (CMOS level with pull-up resistor)
ICSU
: Input pin (CMOS schmitt-trigger level with pull-up
resistor)
ICD
: Input pin (CMOS level with pull-down resistor)
O
: Output pin
O4MA2
: Output pin
O4MA3
: Output pin
ON
: Output pin (N-ch open drain)
OSCI
: Input pin for oscillation
OSC3M : Output pin for oscillation
TVMD
Field
Number of Line
L
ODD
262H
H
1st
312H
SUPPLEMENTARY EXPLANATION
Shutter speed changes at electronic exposure control mode.
EIA
CCIR
No.
Charge Time
Shutter Speed
No.
Charge time
Shutter Speed
0
262H or 263H
1/ 60 s
0
312H or 313H
1/ 50 s
1
252H +
1/ 62 s
1
302H +
1/ 52 s
(by 10H step)
(by 10H step)
19
72H +
1/ 220 s
24
72H +
1/ 220 s
(by 4H step)
(by 4H step)
30
28H +
1/ 555 s
35
28H +
1/ 550 s
(by 2H step)
(by 2H step)
37
14H +
1/ 1 100 s
42
14H +
1/ 1 090 s
(by 1H step)
(by 1H step)
44
7H +
1/ 2 140 s
49
7H +
1/ 2 125 s
(by 0.5H step)
(by 0.5H step)
50
4H +
1/ 3 610 s
55
4H +
1/ 3 590 s
(by 0.25H step)
(by 0.25H step)
62
1H +
1/ 11 570 s
67
1H +
1/ 11 550 s
(by 0.125H step)
(by 0.125H step)
69
0.125H +
1/ 32 450 s
74
0.125H +
1/ 32 690 s
70
0.280H
1/ 56 090 s
75
0.275H
1/ 56 800 s
= 0.360H
= 0.353H
71
0.155H
1/101 430 s
76
0.152H
1/102 720 s
7
LZ9FD34
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
DC Characteristics
(V
DD
= 5.00.5 V, T
OPR
= 30 to +70 C)
NOTES :
1. Applied to inputs (IC, ICD, ICU, OSCI).
2. Applied to input (ICSU).
3. Applied to inputs (IC, OSCI).
4. Applied to inputs (ICU, ICSU).
5. Applied to input (ICD).
6. Applied to output (OSC3M). (Output (OSC3M) measures
on condition that input (OSCI) level is 0 V or V
DD
.)
7. Applied to output (O).
8. Applied to output (O4MA2).
9. Applied to output (O4MA3).
10. Applied to output (ON).
PARAMETER
SYMBOL
RATING
UNIT
Supply voltage
V
DD
0.3 to +6.0
V
Input voltage
V
I
0.3 to V
DD
+ 0.3
V
Output voltage
V
O
0.3 to V
DD
+ 0.3
V
Operating temperature
T
OPR
30 to +70
C
Storage temperature
T
STG
55 to +150
C
PARAMETER
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNIT
NOTE
Input "Low" voltage
V
IL
1.5
V
Input "High" voltage
V
IH
3.5
V
Input "Low" voltage
V
T+
3.7
V
V
T
1.0
V
Hysteresis voltage
V
T+
V
T
0.2
V
Input "Low" current
|I
IL1
|
V
I
= 0 V
2.0
A
|I
IH1
|
V
I
= V
DD
2.0
A
Input "Low" current
|I
IL2
|
V
I
= 0 V
8.0
75
A
|I
IH2
|
V
I
= V
DD
2.0
A
Output "High" voltage
V
OH1
I
OH
= 3 mA
4.0
V
Output "Low" voltage
V
OL1
I
OL
= 3 mA
0.4
V
Output "High" voltage
V
OH2
I
OH
= 2 mA
4.0
V
Output "Low" voltage
V
OL2
I
OL
= 4 mA
0.4
V
Output "High" voltage
V
OH3
I
OH
= 6 mA
4.0
V
Output "Low" voltage
V
OL3
I
OL
= 8 mA
0.4
V
Output "High" voltage
V
OH4
I
OH
= 9 mA
4.0
V
Output "Low" voltage
V
OL4
I
OL
= 12 mA
0.4
V
Output "Low" voltage
V
OL5
I
OL
= 4 mA
0.4
V
Output leakage current
|I
OZ
|
High-Z
1.0
A
1
2
3
4
6
7
8
9
10
Input "High" voltage
Input "High" current
Input "High" current
Input "High" current
A
75
8.0
V
I
= V
DD
|I
IH3
|
Input "Low" current
5
A
2.0
V
I
= 0 V
|I
IL3
|
PACKAGES FOR CCD AND CMOS DEVICES
8
36
25
37
48
12
1
0.15
0.05
0.1
0.1
9.0
0.3
7.0
0.2
7.0
0.2
(1.0)
(1.0)
(1.0)
(1.0)
0.5
TYP.
0.2
0.08
9.0
0.3
0.65
0.2
1.45
0.2
24
13
Package
base plane
8.0
0.2
0.08
0.1
M
48 QFP (QFP048-P-0707)
PACKAGE
(Unit : mm)
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