Rainbow Electronics TH7834C - Manual (Page 12)

12
TH7834C
1997A–IMAGE–05/02
Figure 8. Timing Diagram For Exposure Time Control
Note: It is better to have
Φ
A
falling/rising edge outside the useful readout period.
Outline Drawing
Note: Antireflective window: reflection.
Less than 1% per side over 400 - 700 nm wavelength range.
All dimensions are in mm (except otherwise specified).
Ordering Code The ordering code is TH7834CCC-RB
Table 7. Exposure Time Reduction Conditions
Parameter Symbol
Value
Unit Min. Typ. Max.
Antiblooming Diode Bias VA
1-2
. VA
3-4
14 15.5 15 V
Antiblooming And Expose Time
Control
Period 1
Φ
A1-2
,
Φ
A3-4
to be adjusted V
Period 2 9.5 10 10.5 V
Φ P(1-2, 3,4)
Φ A(1-2, 3,4) Antiblooming
level
0V
Period 2
Clear period
Period 1 ∆ t ≥ 20ns
≥ TR TR = Readout period integration time ti
2.54
±
0
.25
1.27
±
0
.25
7.50
±
0
.10
3.2 4.2
4.35
±
0
.45
88.0 ±0.88.
5.00 0.10 ±
Y
X 1st pixel
pixel 12000
|Y12000-Y1|
≤ 150 µ m
15.24 ±0.25
Z=1.80±0.30
1.10
±
0
.10
3.
15
±0
.32
2.12
±
0.2
7
68.58 0.25
(2.54
±
× 27)
9.71 0.6 ±
PIXEL 1 MARK
2
3
1
1
2
3
Window
Photosensitive area
Optical distance between
external face of window
and photosensitive area