iC-PT 3320
6-CH. PHASED ARRAY OPTO ENCODER (33-2000)
Rev A6, Page 6/9
ELECTRICAL CHARACTERISTICS
Operating conditions: VCC = 3.5...5.5 V, Tj = -40...125 °C, λLED = λr = 740 nm, unless otherwise noted
Item Symbol
No.
Parameter
Conditions
Unit
Min.
3.5
Typ.
Max.
Total Device
001 VCC
Permissible Supply Voltage
Supply Current in VCC
5.5
10
V
mA
V
002 I(VCC)
003 Vc()lo
004 Vc()hi
005 Vc()hi
no load, photocurrents within op. range
I() = -4 mA, versus GND
I() = 4 mA
3
Clamp-Voltage lo at all pins
Clamp-Voltage hi at all pins
-1.2
-0.3
11
V
Clamp-Voltage hi at LED, PA, NA, I() = 4 mA, versus VCC
PB, NB, PZ, NZ, U, V, W
0.3
0.7
1.2
V
006 Vc()hi
Clamp-Voltage hi at SEL, TIP,
TIN
I() = 4 mA, versus VCC
2.2
V
Photosensors
101 λar
Spectral Application Range
Peak Sensitivity Wavelength
Radiant Sensitive Area
Se(λar) = 0.25 x S(λ)max
400
950
nm
nm
mm2
mm2
mm2
102 λpk
680
103
Aph()
PA, PB, NA, NB (sum of segments)
U, V, W (per segment)
PZ, NZ (sum of segments)
0.08
0.125
0.047
104 S(λr)
Spectral Sensitivity
λLED = 740 nm
0.5
A/W
A/W
105 S(λ)max
Maximum Spectral Sensitivity
Permissible Irradiance
λLED = λpk
0.55
106
E()mxpk
λLED = λpk, Vout() < Vout()mx;
PA, PB, NA, NB
U, V, W
2.2
1.1
2.9
mW/
cm2
mW/
cm2
mW/
cm2
PZ, NZ
Photocurrent Amplifiers
201 Iph() Permissible Photocurrent
0
550
nA
Operating Range
202
203
η()r
Photo Sensitivity
(light-to-voltage conversion ratio) for PZ, NZ, U, V, W
for PA, PB, NA, NB
0.1
0.2
0.3
0.4
0.5
0.6
V/µW
V/µW
Z()
Equivalent Transimpedance Gain
Z = Vout() / Iph(), Tj = 27 °C;
for PA, PB, NA, NB
for PZ, NZ, U, V, W
0.56
0.66
0.75
1.0
1
1.36
MΩ
MΩ
204 TCz
Temperature Coefficient of Tran-
simpedance Gain
-0.12
%/°C
205 ∆Z()pn
206 ∆Vout()
Transimpedance Gain Matching SEL open, P vs. N path per diff. channel
-0.2
-8
0.2
8
%
Dark Signal Matching
of A, B
SEL open, output vs. output
mV
207 ∆Vout()
208 ∆Vout()
Dark Signal Matching
of U, V, W
SEL open, output vs. output
-12
-24
-2.5
12
24
mV
mV
Dark Signal Matching
of A, B, Z, U, V, W
SEL open, any output vs. any output
SEL open, P vs. N path per diff. channel
209 ∆Vout()pn Dark Signal Matching
211 fc()hi Cut-off Frequency (-3 dB)
2.5
mV
400
kHz
Analog Outputs PA, NA, PB, NB, PZ, NZ, U, V, W
301 Vout()mx Maximum Output Voltage
illumination to E()mxpk
load 100 kΩ vs. +2 V
1.04
640
0.3
1.27
770
0.5
1.8
985
V
mV
V
302 Vout()d
Dark Signal Level
303 Vout()acmx Maximum Signal Level
Vout()acmx = Vout()mx - Vout()d
SEL open, load current to ground
SEL open, load current to IC
f = 1 kHz
0.75
3000
200
304 Isc()hi
305 Isc()lo
306 Ri()
Short-Circuit Current hi
Short-Circuit Current lo
Internal Output Resistance
100
20
1800
40
µA
µA
Ω
250
750
2250
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