AS1112 Ver la hoja de datos (PDF) - austriamicrosystems AG
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AS1112 Datasheet PDF : 18 Pages
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AS1112
Datasheet - Electrical Characteristics
7 Electrical Characteristics
VCC = +3.0 to +5.5V, TAMB = -40 to +85ºC. Typical values are at TAMB = 25°C, VCC = 5V (unless otherwise specified).
Table 6. Electrical Characteristics
Symbol
VOH
VOL
I
ICC
IPD
ICOC
ILEAK
ΔICOC
ΔILNR
ΔILDR
TTEF
TTWF
VLSD
VLOD
VIREF
Parameter
Condition
High-Level Output Voltage
IOH = -1mA, SDO
Low-Level Output Voltage
IOL = 1mA, SDO, XERR
Input Current
VIN = VCC or GND; Pins OEN, TEST,
GSCLK, CLK, SDI, LD
VIN = VCC; pin MODE, PD
VIN = GND; pin MODE, PD
All outputs off, RIREF = 10kΩ
Supply Current
All outputs off, RIREF = 1.3kΩ
All outputs on, RIREF = 1.3kΩ
All outputs on, RIREF = 640Ω
Power Down Current
Constant Output Current
All outputs on, VOUT = 2V,
RIREF = 640Ω
Leakage Output Current
All outputs off, VOUT = 15V,
RIREF = 640Ω, OUT0:OUT15
VOUT = 2V, RIREF = 640Ω,
OUT0:OUT15
VOUT = 2V, RIREF = 480Ω,
OUT0:OUT15
Constant Current Error
Device to device, average current
from OUT0:OUT15, RIREF = 1920Ω
(20 mA)
Device to device, average current
from OUT0:OUT15,
RIREF = 480Ω (80 mA)
Line Regulation
VOUT = 2V, RIREF = 640Ω
OUT0:OUT15
VOUT = 2V, RIREF = 480Ω
OUT0:OUT15
Load Regulation
VOUT = 2 to 4V, RIREF = 640Ω,
OUT0:OUT15
VOUT = 2 to 4V, RIREF = 480Ω,
OUT0:OUT15
Thermal Error Flag Threshold
Junction temperature 1
Thermal Warn Flag Threshold
Junction temperature 1
LED Short Detection
Threshold
VCC = 5V
LED Open Detection
Threshold
Reference Voltage Output
RIREF = 640Ω
Min
VCC -
0.5
-1
-1
54
1.20
Typ
1.2
4
15
30
40
61
20
±3
±3
±3
±3
±1
±1
±0.1
±0.1
150
125
3.6
0.3
1.24
Max
0.5
1
100
1
3
10
20
40
69
±4.5
±4.5
±4.5
±4.5
±2.5
±2.5
±0.5
±0.5
0.4
1.28
Unit
V
V
µA
mA
nA
mA
nA
%
%/V
%/V
ºC
ºC
V
V
V
1. Specified by design. Not tested.
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