SHARP LZ9FD34

LZ9FD34
LZ9FD34
Single-chip Driver IC for 270 k/320 k/
410 k/470 k-pixel B/W CCDs
DESCRIPTION
PIN CONNECTIONS
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, synchronous pulses for TV signals and processing for
video signals.
TOP VIEW
NINT
OSCO
OSCI
VDD
FH1
GND
FH2
VDD
FR
WIND
EEST
ITCH
48-PIN QFP
48 47 46 45 44 43 42 41 40 39 38 37
TST1 1
TST2 2
VRI 3
TVMD 4
CSYN 5
VDD 6
GND 7
CBLK 8
HD 9
VD 10
HBLK 11
TST3 12
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 accumulation mode are possible
• Package :
48-pin QFP (QFP048-P-0707) 0.5 mm pin-pitch
36 OFDX
35 VH3X
34 VH1X
33 V4X
32 V3X
31 GND
30 VDD
29 V2X
28 V1X
27 TST7
26 CCD
25 TST6
BCP
TST4
TST5
GND
ACLX
VDD
FLMD
EEMD
EEUD
EENR
FCDS
FS
13 14 15 16 17 18 19 20 21 22 23 24
(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.
1
LZ9FD34
OFDX
VH3X
VH1X
V4X
V3X
GND
VDD
V2X
V1X
TST7
CCD
TST6
BLOCK DIAGRAM
36
35
34
33
32
31
30
29
28
27
26
25
ITCH 37
24 FS
EEST 38
23 FCDS
WIND 39
SHUTTER
UP/DOWN
CONTROL
SHUTTER
SPEED
CONTROL
MIX
22 EENR
MODE SELECT
21 EEUD
FR 40
VDD 41
MIX
1/2
20 EEMD
MODE SELECT
19 FLMD
FH2 42
GND 43
1/4
H COUNTER 2
18 VDD
DECODER
FH1 44
17 ACLX
VDD 45
OSCI 46
RESET
16 GND
DECODER
15 TST5
OSC
OSCO 47
1/2
H COUNTER 1
14 TST4
V COUNTER
13 BCP
2
TST2
VRI
TVMD
CSYN
VDD
7
8
9
10
11
12
TST3
6
HBLK
5
VD
4
HD
3
CBLK
2
GND
1
TST1
NINT 48
LZ9FD34
PIN DESCRIPTION
PIN NO. SYMBOL
1 TST1
2
TST2
3
VRI
4
TVMD
I/O
ICD
POLARITY
PIN NAME
–
Test pin 1
ICD
–
Test pin 2
ICSU
–
Vertical reset input
ICU
–
TV mode selection
DESCRIPTION
A test pin. Set open or to L level in the normal mode.
A test pin. Set open or to L level in the normal mode.
An input pin for resetting internal vertical counter.
The input pulse is VSYNC. (negative polarity)
An input pin to select TV standards.
input
L level
: EIA mode
H level or open
: CCIR mode
Composite
5
CSYN
O
synchronizing pulse
output
An output pin of composite synchronous signal pulse.
6
VDD
–
–
Power supply
Supply of +5 V power.
7
GND
–
–
A grounding pin.
8
CBLK
O
Ground
Composite blanking
9
HD
O
10
VD
O
11
HBLK
O
12
TST3
ICD
13
BCP
O
14
TST4
ICD
–
Test pin 4
the vertical blanking.
A test pin. Set open or to L level in the normal mode.
15
16
TST5
GND
ICD
–
–
–
Test pin 5
Ground
A test pin. Set open or to L level in the normal mode.
A grounding pin.
pulse output
Horizontal drive
pulse output
Vertical drive pulse
output
–
An output pin of composite blanking pulse.
The pulse occurs at the start of every line.
The pulse occurs at the start of every field.
Horizontal blanking
pulse output
A pulse that corresponds to the cease period of the
horizontal transfer pulse.
Test pin 3
A test pin. Set open or to L level in the normal mode.
A pulse to clamp the optical black signal. This pulse
Optical black clamp
pulse output
stays low during the absence of effective pixels within
An input pin for resetting all internal circuits at power on.
17
ACLX
18
VDD
19
FLMD
ICU
–
All clear input
Connect VDD through the diode and through the
capacitor.
–
–
Power supply
Supply of +5 V power.
An input pin to control electronic exposure mode, flicker-
Electronic exposure
less mode and WIND (pin 39) pulse output.
ICU
–
and WIND pulse
control input 1
FLMD EEMD Electronic Shutter mode WIND
L
L
EIA : 1/60 s, CCIR : 1/50 s WIND1
H
L
Electronic exposure
20
EEMD
ICU
–
and WIND pulse
control input 2
L
H
EIA : 1/100 s, CCIR : 1/120 s WIND1
Electronic exposure mode WIND1
H
Electronic exposure mode WIND2
H
WIND1 : Vertical pulse
WIND2 : Composite pulse (vertical and horizontal)
3
LZ9FD34
PIN NO. SYMBOL
21
EEUD
I/O
POLARITY
PIN NAME
IC
–
Electronic exposure
control input 1
IC
–
DESCRIPTION
An input pin to control electronic exposure.
EEUD EENR
Electronic exposure
control input 2
Shutter Speed
H
H
L
up
H
control stopped
L
H
down
22
EENR
23
FCDS
O4MA2
CDS pulse output 1
A pulse to clamp the feed-through level from CCD.
24
25
FS
TST6
O4MA2
ICD
–
CDS pulse output 2
Test pin 6
A pulse to sample-hold the signal from CCD.
A test pin. Set open or to L level in the normal mode.
26
CCD
ICU
–
CCD selection input
27
TST7
ICD
–
An input pin to select sensor type.
28
V1X
O
29
V2X
O
30
31
VDD
GND
–
–
32
V3X
O
33
V4X
O
34
VH1X
O
35
36
37
VH3X
OFDX
ITCH
–
–
ICU
Test pin 7
A test pin. Set open or to L level in the normal mode.
A vertical transfer pulse for CCD.
pulse output 1
Connect to V1AX pin of vertical driver IC.
Vertical transfer
pulse output 2
A vertical transfer pulse for CCD.
Connect to V2AX pin of vertical driver IC.
Power supply
Ground
Supply of +5 V power.
A grounding pin.
Vertical transfer
pulse output 3
A vertical transfer pulse for CCD.
Connect to V3AX pin of vertical driver IC.
Vertical transfer
A vertical transfer pulse for CCD.
pulse output 4
Connect to V4AX pin of vertical driver IC.
A pulse that transfers the charge of the photo-diode to
output
Readout pulse
output
O
OFD pulse output
–
: 410 k, 470 k pixel CCD
: 270 k, 320 k pixel CCD
Vertical transfer
Readout pulse
O
H level or open
L level
Accumulation mode
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.
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.
An input pin to select accumulation mode.
H level or open
L level
selection input
: Field accumulation mode
: Frame accumulation mode
An input pin to control electronic exposure using EEUD
38
EEST
ICU
–
Electronic exposure
control input 3
(pin 21) and EENR (pin 22).
H level or open
: Electronic exposure is operated.
L level
4
: Electronic exposure is stopped.
LZ9FD34
PIN NO. SYMBOL
I/O
POLARITY
PIN NAME
DESCRIPTION
An output pin for window pulse.
EEMD FLMD
ON
39
WIND
WIND
L
L
L
H
H
L
WIND1 (vertical pulse)
H
H
WIND2 (composite pulse)
Window pulse output WIND1 : When connected to EEST (pin 38), the
( )
N-ch
operation of electronic exposure can be
stopped at the upper side of monitor.
Open
Drain
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
40
FR
O4MA3
41
VDD
–
42
FH2
O4MA3
43
GND
–
44
FH1
O4MA3
45
VDD
–
Reset pulse output
–
–
–
drain, connect to VDD with R (≥ 47 k$).
A pulse to reset the charge of output circuit.
Power supply
Connect to ØR pin of CCD through the DC offset circuit.
Supply of +5 V power.
Horizontal transfer
pulse output 2
A pulse to drive horizontal CCD shift register.
Connect to ØH2 pin of CCD.
Ground
A grounding pin.
Horizontal transfer
pulse output 1
A pulse to drive horizontal CCD shift register.
Connect to ØH1 pin of CCD.
Power supply
Supply of +5 V power.
An input pin for reference clock oscillation.
Connect to OSCO (pin 47) with R.
The frequencies are as follows :
TVMD CCD
Frequency
46
OSCI
OSCI
–
Clock input
L
L
L
H
19.0699 MHz (1 212 fH)
28.6364 MHz (1 820 fH)
H
L
19.3125 MHz (1 236 fH)
H
H
28.3750 MHz (1 816 fH)
fH = Horizontal frequency
47
OSCO
OSC3M
–
Clock output
An output pin for reference clock oscillation.
The output is the inverse of OSCI (pin 46).
5
LZ9FD34
PIN NO. SYMBOL
I/O
POLARITY
PIN NAME
DESCRIPTION
An input pin to select non-interlace mode.
L level or open
48
IC
ICU
ICSU
ICD
O
NINT
ICD
: Input pin (CMOS
: Input pin (CMOS
: Input pin (CMOS
resistor)
: Input pin (CMOS
: Output pin
–
: Interlace mode
H level
: Non-interlace mode
Period of field (at non-interlace mode)
Non-interlace
selection input
TVMD
L
Field
Number of Line
ODD
262H
H
1st
312H
O4MA2
O4MA3
ON
OSCI
OSC3M
level)
level with pull-up resistor)
schmitt-trigger level with pull-up
level with pull-down resistor)
:
:
:
:
:
Output pin
Output pin
Output pin (N-ch open drain)
Input pin for oscillation
Output pin for oscillation
SUPPLEMENTARY EXPLANATION
Shutter speed changes at electronic exposure control mode.
EIA
Charge Time
Shutter Speed
0
1
262H or 263H
252H + Ω
∏ 1/
∏ 1/
•
19
(by 10H step)
72H + Ω
•
(by 4H step)
30
•
28H + Ω
(by 2H step)
∏ 1/
37
•
14H + Ω
(by 1H step)
44
•
No.
No.
CCIR
Charge time
Shutter Speed
60 s
62 s
0
1
312H or 313H
302H + ß
∏ 1/
∏ 1/
50 s
52 s
220 s
•
24
(by 10H step)
72H + ß
∏ 1/
220 s
•
(by 4H step)
555 s
35
•
28H + ß
(by 2H step)
∏ 1/
550 s
∏ 1/
1 100 s
42
•
14H + ß
(by 1H step)
∏ 1/
1 090 s
7H + Ω
(by 0.5H step)
∏ 1/
2 140 s
49
•
7H + ß
(by 0.5H step)
∏ 1/
2 125 s
50
4H + Ω
∏ 1/
3 610 s
55
4H + ß
∏ 1/
3 590 s
•
62
(by 0.25H step)
1H + Ω
∏ 1/ 11 570 s
•
67
(by 0.25H step)
1H + ß
∏ 1/ 11 550 s
•
69
(by 0.125H step)
0.125H + Ω
∏ 1/ 32 450 s
•
74
(by 0.125H step)
0.125H + ß
∏ 1/ 32 690 s
70
0.280H
∏ 1/ 56 090 s
75
0.275H
∏ 1/ 56 800 s
71
0.155H
Ω = 0.360H
∏ 1/101 430 s
76
0.152H
ß = 0.353H
∏ 1/102 720 s
∏ 1/
6
LZ9FD34
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Supply voltage
Input voltage
Output voltage
Operating temperature
Storage temperature
SYMBOL
VDD
RATING
–0.3 to +6.0
UNIT
V
VI
VO
–0.3 to VDD + 0.3
V
–0.3 to VDD + 0.3
V
TOPR
TSTG
–30 to +70
˚C
–55 to +150
˚C
ELECTRICAL CHARACTERISTICS
DC Characteristics
PARAMETER
Input "Low" voltage
Input "High" voltage
(VDD = 5.0±0.5 V, TOPR = –30 to +70 ˚C)
SYMBOL
VIL
VIH
Input "Low" voltage
VT+
Input "High" voltage
Hysteresis voltage
VT–
VT+ – VT–
Input "Low" current
Input "High" current
|IIL1|
|IIH1|
CONDITIONS
MIN.
TYP.
MAX.
1.5
UNIT
V
V
3.7
V
3.5
1.0
0.2
VI = 0 V
VI = VDD
V
V
2.0
2.0
Input "Low" current
|IIL2|
VI = 0 V
Input "High" current
Input "Low" current
|IIH2|
|IIL3|
VI = VDD
VI = 0 V
8.0
Input "High" current
Output "Low" voltage
|IIH3|
VOL1
VI = VDD
IOL = 3 mA
Output "High" voltage
VOH1
IOH = –3 mA
4.0
Output "Low" voltage
Output "High" voltage
VOL2
VOH2
IOL = 4 mA
IOH = –2 mA
4.0
IOL = 8 mA
IOH = –6 mA
4.0
8.0
µA
µA
75
µA
2.0
2.0
µA
µA
75
µA
0.4
V
V
2
3
4
5
6
V
V
7
0.4
V
V
8
0.4
V
V
9
Output "Low" voltage
VOL3
VOH3
Output "Low" voltage
VOL4
Output "High" voltage
VOH4
IOL = 12 mA
IOH = –9 mA
VOL5
IOL = 4 mA
0.4
V
|IOZ|
High-Z
1.0
µA
Output leakage current
1
0.4
Output "High" voltage
Output "Low" voltage
NOTE
4.0
10
NOTES :
1.
2.
3.
4.
5.
Applied
Applied
Applied
Applied
Applied
to
to
to
to
to
6. Applied to output (OSC3M). (Output (OSC3M) measures
on condition that input (OSCI) level is 0 V or VDD.)
7. Applied to output (O).
8. Applied to output (O4MA2).
9. Applied to output (O4MA3).
10. Applied to output (ON).
inputs (IC, ICD, ICU, OSCI).
input (ICSU).
inputs (IC, OSCI).
inputs (ICU, ICSU).
input (ICD).
7
PACKAGES FOR CCD AND CMOS DEVICES
PACKAGE
(Unit : mm)
48 QFP (QFP048-P-0707)
0.15±0.05
0.2±0.08
M
(1.0)
25
36
37
48
13
7.0±0.2
12
(1.0)
0.1±0.1
8
0.1
8.0±0.2
0.65±0.2
1.45±0.2
9.0±0.3
Package
base plane
1
(1.0)
(1.0)
7.0±0.2
0.08
24
9.0±0.3
0.5TYP.