AS1121
Datasheet - E l e c t r i c a l C h a r a c t e r i s t i c s
6 Electrical Characteristics
V CC = +3.1V to +3.6V, Typical values are at T AMB = +25°C, V CC = 3.3V (unless otherwise specified). All limits are guaranteed. The parameters
with min and max values are guaranteed with production tests or SQC (Statistical Quality Control) methods..
Table 3. Electrical Characteristics
Symbol
T AMB
T J
Parameter
Operating Temperature Range
Operating Junction Temperature
Condition
Min
-40
-40
Typ
Max
+85
+125
Unit
°C
°C
Input Supply
V CC
Supply Voltage
All outputs off, R IREF = 1k Ω
3.1
8.5
3.6
15
V
I CC
Supply Current
All outputs on, R IREF = 1k Ω
All outputs off, R IREF = 10k Ω
15
2
20
4
mA
All outputs on, R IREF = 10k Ω
V IN = V CC or GND;
Pins OEN, GSCLK, CLK, SDI, LD, PD
-1
3
5
1
I
I PD
Input Current
Power Down Current
V IN = V CC ; pin MODE
V IN = GND; pin MODE
-1
40
50
1
μA
nA
Output
V OUT
Voltage Applied to Output
(OUT0:OUT15)
1.5
30
V
I COC
Constant Output Current
All outputs on, V OUT = 1.5V,
R IREF = 1k Ω
36
40
44
mA
V OUT = 1.5V, R IREF = 1k Ω , OUT0:OUT15
V OUT = 1.5V, R IREF = 10k Ω , OUT0:OUT15
±1
±1.5
Δ I COC
Constant Output Current Error
Device to device, average current from
OUT0:OUT15, R IREF = 1k Ω
±1
%
Device to device, average current from
OUT0:OUT15, R IREF = 10k Ω
±1
I LEAK
Leakage Output Current
All outputs off, V OUT = 30V,
R IREF = 1k Ω , OUT0:OUT15
20
nA
Δ I LNR
Δ I LDR
Line Regulation
Load Regulation
V OUT = 1V, R IREF = 1k Ω OUT0:OUT15
V OUT = 1V, R IREF = 10k Ω OUT0:OUT15
V OUT = 1.5V to 4V, R IREF = 1k Ω ,
OUT0:OUT15
V OUT = 1.5V to 4V, R IREF = 10k Ω ,
OUT0:OUT15
±1
±0.2
±0.1
±0.01
±2.5
±2.5
±0.4
±0.4
%/V
%/V
Logic Levels
V IH
V IL
High-Level Input Voltage
Low-Level Input Voltage
0.8 x
V CC
GND
V CC
0.2 x
V CC
V
V
V OH
V OL
I OH
High-Level Output Voltage
Low-Level Output Voltage
High-Level Output Current
I OH = -1mA, SDO
I OL = 1mA, SDO, XERR
V CC = 5 V at SDO
V CC -0.5
-1.0
0.5
V
V
mA
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