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AS1106, AS1107
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
Conditions: V DD = 2.7V to 5.5V, R SET = 9.53k Ω ±1%, T AMB = T MIN to T MAX (unless otherwise specified).
Table 3. Electrical Characteristics
Symbol
T AMB
V DD
I DDSD
Parameter
Operating Temperature Range
Operating Supply Voltage
Shutdown Supply Current
Conditions
All digital inputs at V DD or GND,
T AMB = +25oC
Min
-40
2.7
Typ
5.0
Max
+85
5.5
10
Unit
oC
V
μA
R SET = open circuit.
1
mA
I DD
Operating Supply Current
All segments and decimal point on;
I SEG = -40mA.
330
f OSC
I DIGIT
I SEG
Δ I SEG / Δ t
Display Scan Rate
Digit Drive Sink Current
Segment Drive Source Current
Segment Current Slew Rate
(AS1107 only)
8 digits scanned
V OUT = 0.65V
V DD = 5.0V, V OUT = (V DD -1V)
T AMB = +25oC, V DD = 5.0V,
V OUT = (V DD -1V)
500
320
-30
10
800
-40
20
1300
-45
50
Hz
mA
mA
mA/μs
Δ I SEG
Segment Drive Current Matching
3.0
%
I DIGIT
I SEG
I DIGIT
I SEG
Digit Drive Leakage
(AS1107 only)
Segment Drive Leakage
(AS1107 only)
Digit Drive Source Current
(AS1106 only)
Segment Drive Sink Current
(AS1106 only)
Digit off, V DIGIT = V DD
Segment off, V SEG = 0V
Digit off, V DIGIT = (V DD - 0.3V)
Segment off, V SEG = 0.3V
-2
5
-10
1
μA
μA
mA
mA
t SLOWBLINK
t FASTBLINK
Slow Segment Blink Period (ON phase,
Internal Oscillator)
Fast Segment Blink Period
(ON phase, Internal Oscillator)
Fast or Slow Segment Blink Duty Cycle
(Guaranteed by design)
0.64
0.32
49.9
1
0.5
50
1.65
0.83
50.1
s
s
%
Table 4. Logic Inputs/Outputs Characteristics
Symbol
I IH , I IL
Parameter
Input Current DIN, CLK, LOAD/CSN
Conditions
V IN = 0V or V DD
Min
-1
Typ
Max
1
Unit
μA
V IH
Logic High Input Voltage
0.7 x V DD
V
V IL
V OH
V OL
Δ V I
Logic Low Input Voltage
Output High Voltage
Output Low Voltage
Hysteresis Voltage
V DD = 5.0V ± 10%
V DD = 3.0V ± 10%
DOUT, I SOURCE = -1mA,
V DD = 5.0V ± 10%
DOUT, I SOURCE = -1mA,
V DD = 3.0V ± 10%
DOUT, I SINK = 1.6mA
DIN, CLK, LOAD/CSN
V DD - 1
V DD - 0.5
1
0.8
0.6
0.4
V
V
V
V
www.austriamicrosystems.com/LED-Driver-ICs/AS1106_07
Revision 2.28
4 - 21
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