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N7640 PDF даташит

Спецификация N7640 изготовлена ​​​​«Hamamatsu Corporation» и имеет функцию, называемую «EB-CCD TV SCAN RATE TYPE : N7640 / SLOW SCAN TYPE : N7220».

Детали детали

Номер произв N7640
Описание EB-CCD TV SCAN RATE TYPE : N7640 / SLOW SCAN TYPE : N7220
Производители Hamamatsu Corporation
логотип Hamamatsu Corporation логотип 

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N7640 Даташит, Описание, Даташиты
EB-CCD
TV SCAN RATE TYPE : N7640
SLOW SCAN TYPE : N7220
For Low-Light-Level Imaging with high S/N ratio
IMAGING COMPARISON
Using Resolution Test Chart
Commercial 2/3-inch CCD
s Imaging Conditions
Object illuminance: 0.1 lx
Lens: FUJINON-TV Zoom Lens/H6x 12.5R :F1.2/f2
EB-CCD N7640
OVERVIEW
The EB-CCD is an absolutely new high-sensitivity imaging
device that employs the “Electron Bombardment (EB)” effect for
image intensification. The EB-CCD basically consists of a
photocathode and a CCD chip arranged in parallel in a vacuum
tube. An optical image is converted at the photocathode into an
electron image, which is then accelerated and directly bom-
bards the CCD surface to produce electron multiplication. Even
a low-light-level image can be brought into view with a high S/N
ratio.
Two types of EB-CCD are available depending on the readout
method: the N7640 designed to operate at the TV scan rate
and the N7220 for slow scan readout. Both types are compact
and simple in structure, and deliver high sensitivity yet ensure
high S/N ratio. The EB-CCD will open up new applications as
the next generation of low-light-level imaging devices.
SENSITIVITY COMPARISON
(Calculated data)
TAPPB0068EA
1000
100
EB-CCD
N7640
NORMAL 2/3" CCD
10
1
200 300 400 500 600 700 800 900 1000 1100
WAVELENGTH (nm)









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N7640 Даташит, Описание, Даташиты
APPLICATIONS
SPECTRAL RESPONSE
qHigh sensitivity video camera
• Semiconductor wafer inspection
• Real time fluorescence observation
• Biochemical emission imaging
• Biophoton imaging
FEATURES
TV scan rate type
qResolution
qGain
qDetection limit *1
400 TV lines
700
0.3 mlx
Slow scan type
qResolution
qGain
qDetection limit
450 TV lines
1300
Detectable down to single photon
region
*1: Minimum illuminance on the photocathode required to produce an image.
102 TII B0020EA
101
CATHODE
SENSITIVITY
QUANTUM
EFFICIENCY
100
10-1
10-2
100 200 300 400 500 600 700 800 900 1000
WAVELENGTH (nm)
SPECIFICATIONS
qEB-CCD
Parameter
Focusing Method
Window Material
Photocathode
Maximum Supply Voltage
Gain (Typ.)*2
Limiting Resolution (Typ.)
Effective Area (H!V)
Casing Material
Lead Wire Sheath
Dimension
*2: N7640 at -6 kV, N7220 at -8 kV
N7640
N7220
Proximity-focused
Synthetic silica
Multialkali
-6 -8
700 1300
400 450
9.2 ! 6.8
12.2 ! 12.2
Poly Oxy Methylene (POM)
Teflon
φ53 ! 16.5 (excluding lead pins)
qInternal CCD
Parameter
N7640
N7220
Drive Method
Frame transfer
Full frame transfer
CCD Format
2/3 inch format
1 inch format
Pixel Size
14 ! 14
24 ! 24
Number of Effective Pixels (H!V)
658 ! 490
512 ! 512
Saturation Charge
Dark Current
65 !103
*3 80 e- / (pixel·frame)
200 !103
*4 300 e- / (pixel·s)
Readout Noise*5
100 50
CCD Readout Frequency
14
1
Vertical Clock
2 phases
2 phases
Horizontal Clock
2 phases
2 phases
Output
MOSFET source follower, two stages MOSFET source follower, one stage
with load
*3: At 25 °C, MPP (Multi-Pinned Phase) operation, 33 ms/frame
*4: At 0 °C, MPP (Multi-Pinned Phase) operation
*5: N7640 at 12 MHz, N7220 at 150 kHz
qRatings
Parameter
Operating Temperature Range
Storage Temperature Range
Min.
-30
-40
Max.
+40
+40
Unit
-
-
-
kV
-
TV lines
mm
-
-
mm
Unit
-
-
mm
-
electrons
-
e- RMS
MHz
-
-
-
Unit
°C
°C









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N7640 Даташит, Описание, Даташиты
PHOTON COUNTING IMAGING EXAMPLE
Slow Scan Type N7220
Object Illuminance
0.00002 lx
Exposure Time: 0.02 s
Exposure Time: 20 s
qConditions
Light source
Tungsten lamp
Object illuminance
2!10-5 lx
Lens F value
5.6
Supply voltage
-8 kV
Ambient temperature
-25 C
(Resolution 450 TV lines)
DIMENSIONAL OUTLINES (Unit: mm)
TV Rate Type (Frame Transfer CCD) N7640
EFFECTIVE
IMAGING AREA
9.2(H)!6.8(V) MIN.
9.2
6.9 ± 0.1
PHOTOCATHODE
(MULTIALKALI)
15.2 ± 0.2
INDEX MARK
INPUT WINDOW
(SYNTHETIC SILICA)
RED
BLACK
Input Side
LEAD (TEFLON COVER)
RED : PHOTOCATHODE (–HV)
BLACK : OUTER FLANGE (GND)
2.0 ± 0.3
0.5 ± 0.2
16.5 ± 0.3 5 ± 0.3
CABLE LENGTH
200 MIN.
Output Side
TAPPA0037EA
Slow Scan Type (Full Frame Transfer CCD) N7220
EFFECTIVE
IMAGING AREA
12.2!12.2 MIN.
PHOTOCATHODE 5.9±0.1
(MULTIALKALI)
15.2±0.2
INPUT WINDOW
(SYNTHETIC SILICA)
Input Side
LEAD (TEFLON COVER)
RED : PHOTOCATHODE (–HV)
BLACK : OUTER FLANGE (GND)
INDEX MARK
RED
BLACK
CABLE LENGTH
200 MIN.
2±0.2
0.5 ± 0.2
16.5 ± 0.3 5 ± 0.3
Output Side
TAPPA0034ED










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Номер в каталогеОписаниеПроизводители
N7640EB-CCD TV SCAN RATE TYPE : N7640 / SLOW SCAN TYPE : N7220Hamamatsu Corporation
Hamamatsu Corporation

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