IC-LNB_13 Datasheet, PDF (9/35 Pages) IC-Haus GmbH – 18-BIT OPTO ENCODER WITH SPI AND SER/PAR INTERFACES

iC-LNB 18-BIT OPTO ENCODER ^preliminary
WITH SPI AND SER/PAR INTERFACES
Rev A1, Page 9/35
ELECTRICAL CHARACTERISTICS
Operating conditions: VDDA = 4 V to 5.5 V, VDD = 3 V to 5.5 V, GNDA = GND, Tj = -40 °C to 125 °C, unless otherwise specified.
Item Symbol Parameter
No.
Conditions
Min. Typ. Max.
Total Device
001 VDDA
Permissible Supply Voltage
4
5
5.5
002 VDD
Permissible I/O Supply Voltage VDD ≤ VDDA
3
5
5.5
003 VDDA, Permissible Supply Voltage Rip- at 150 kHz
10
VDD
ple
004 I(VDDA), Supply Current in VDDA and
I(VDD) VDD (sum)
without currents I(LED) and I(ERR), Tj = 27 °C
25
40
005 Vcz()hi Clamp Voltage hi at all Pins
I() = 4 mA
11
006 Vc()hi
Clamp Voltage hi at
CLK, DIN, NSL, INCA, INCB,
INCZ, ERR, DIR, MISO, DOUT,
POK, XJD, GA, GB, TPS, TNS,
TPC, TNC
Vc()hi = V() − V(VDD),
I() = 4 mA
0.3
1.2
007 Vc()hi
Clamp Voltage hi at
CS, MOSI, SCK
Vc()hi = V() − V(VDD),
I() = 4 mA
1.2
2.2
008 Vc()lo
Clamp Voltage lo at all Pins
I() = -4 mA
-1.2
-0.3
Photodiodes
101 Se(λ)
Spectral Application Range
Se(λ) = 0.25 x S(λ)max
400
950
102 S(λ)max Spectral Sensitivity
λ = 690 nm
0.45
λ = 850 nm
0.30
103 Aph()
Radiant Sensitive Area DPSIN, 0.5 mm x 0.25 mm
DNSIN, DPCOS, DNCOS
0.125
104 Aph()
Radiant Sensitive Area Digital 0.35 mm x 0.2 mm
0.07
DA1VP, DA1VN, DA1NP, DA1NN,
DA2V ... DA10V, DA2N ... DA10N
Photocurrent Amplifier
201 Iph()
Permissible Photocurrent
Operating Range
0
200
202 Z()
Equivalent Transimpedance Gain Z() = Vout() / Iph()
1.8 3.0 4.2
203 ∆Z()pn Transimpedance Gain Matching P-channel versus corresponding N-channel
-0.2
0.2
of an Amplifier Pair
204 fhc()
205 VR()
Upper Cut-off Frequency (-3 dB)
Ratio of Reference Voltage Dig-
ital Tracks (Vcomp) to Sum of
Digital Track 1
without LED current control
VR()
=
Vcomp
VA1VP + VA1VN + VA1NP + VA1NN
120 300 500
0.25
206 Hys()
Hysteresis Digital Tracks
5
15
25
207 GR()
Coarse Gain Range Analog Track GR = 0x00
1
GR = 0x01
1.33
GR = 0x02
1.6
GR = 0x03
2
208 Vref
Reference Voltage of Photocur-
rent Amplifiers
0.6 0.8
1
209 ∆Vd()sc Analog Track Dark Signal Voltage ∆Vd()sc = V() - Vref
versus Vref
-20
20
210 ∆Vd()dig Digital Tracks Dark Signal Volt- ∆Vd()dig = V() - Vref
age versus Vref
-35
35
Signal Conditioning Sin/Cos
301 Gmin
Adjustable Minimum Gain
GS, GC = 0x00
1
302 Gmax
Adjustable Maximum Gain
GS, GC = 0x3F
2
303 ∆Gdiff
Differential Gain Calibration
Accuracy
calibration range 6 bit
-0.5
0.5
304 Omin
Offset Calibration Min
OSP, OSN, OCP, OCN = 0x00
43
45
47
305 Omax
Offset Calibration Max
OSP, OSN, OCP, OCN = 0x7F
53
55
57
306 ∆Odiff
Differential Offset Calibration
Accuracy
calibration range 7 bit
0.02 0.08 0.12
Unit
V
V
mV
mA
V
V
V
V
nm
A/W
A/W
mm²
mm²
nA
MΩ
%
kHz
mV
V
mV
mV
LSB
%VDDA
%VDDA
%VDDA