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