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S8865-256 Datasheet, PDF (2/6 Pages) Hamamatsu Corporation – Photodiode array combined with signal processing circuit chip
Photodiode array with amplifier S8865-256, S8865-256G
s Absolute maximum ratings
Parameter
Symbol
Supply voltage
Vdd
Reference voltage
Vref
Photodiode voltage
Vpd
Gain selection terminal
voltage
Vgain
Master/slave selection
voltage
Clock pulse voltage
Reset pulse voltage
External start pulse
voltage
Vms
V (CLK)
V (RESET)
V (EXTST)
Operating temperature *2
Topr
Storage temperature
Tstg
*2: No condensation
Rated value
-0.3 to +6
-0.3 to +6
-0.3 to +6
-0.3 to +6
-0.3 to +6
-0.3 to +6
-0.3 to +6
-0.3 to +6
-5 to +60
-10 to +70
s Recommended terminal voltage
Parameter
Symbol
Min.
Typ.
Supply voltage
Vdd
4.75
5
Reference voltage
Photodiode voltage
Vref
4
4.5
Vpd
-
Vref
Gain selection terminal
voltage
High gain
Low gain
Vgain
Vdd-0.25
0
Vdd
-
Master/slave selection High level *3
Vdd-0.25
Vdd
Vms
voltage
Low level *4
0
-
High level
Vdd-0.25
Vdd
Clock pulse voltage
V (CLK)
Low level
0
-
High level
Vdd-0.25
Vdd
Reset pulse voltage
V (RESET)
Low level
0
-
External start pulse
High level
V (EXESP)
Vdd-0.25
Vdd
voltage
Low level
0
-
*3: Parallel
*4: Serial at 2nd or later stages
s Electrical characteristics [Ta=25 °C, Vdd=5 V, V (CLK)=V (RESET)=5 V]
Parameter
Symbol
Min.
Typ.
Clock pulse frequency *5
f (CLK)
40
-
Output impedance
Zo
-
3
Power consumption
P
-
360
Charge amp feedback
capacitance
High gain
Low gain
Cf
-
-
0.5
1
*5: Video data rate is 1/4 of clock pulse frequency f (CLK).
Unit
V
V
V
V
V
V
V
V
°C
°C
Max.
Unit
5.25
V
4.75
V
-
V
Vdd+0.25
V
0.4
V
Vdd+0.25
V
0.4
V
Vdd+0.25
V
0.4
V
Vdd+0.25
V
0.4
V
Vdd+0.25
V
0.4
V
Max.
Unit
4000
kHz
-
kΩ
-
mW
-
pF
-
2