www.austriamicrosystems.com/LED-Driver-ICs/AS1106_07

Revision 2.29

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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

VDD = 2.7V to 5.5V, RSET = 9.53k

Ω±1%, TAMB = TMIN to TMAX (unless otherwise specified). All limits are guaranteed. The

parameters with min and max values are guaranteed with production tests or SQC (Statistical Qualification Control)

methods.

Table 3. Electrical Characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

TAMB

Operating Temperature Range

-40

+85

ºC

VDD

Operating Supply Voltage

2.7

5.0

5.5

V

IDDSD

Shutdown Supply Current

All digital inputs at VDD or GND,

TAMB = +25ºC

10

A

IDD

Operating Supply Current

RSET = open circuit.

1

mA

All segments and decimal point on;

ISEG = -40mA.

330

fOSC

Display Scan Rate

8 digits scanned

500

800

1300

Hz

IDIGIT

Digit Drive Sink Current

VOUT = 0.65V

320

mA

ISEG

Segment Drive Source Current

VDD = 5.0V, VOUT = (VDD -1V)

-30

-40

-45

mA

∆ISEG/∆t

Segment Current Slew Rate

(AS1107 only)

TAMB = +25ºC, VDD = 5.0V,

VOUT = (VDD -1V)

10

20

50

mA/ s

∆ISEG

Segment Drive Current Matching

3.0

%

IDIGIT

Digit Drive Leakage

(AS1107 only)

Digit off, VDIGIT = VDD

-10

A

ISEG

Segment Drive Leakage

(AS1107 only)

Segment off, VSEG = 0V

1

A

IDIGIT

Digit Drive Source Current

(AS1106 only)

Digit off, VDIGIT = (VDD - 0.3V)

-2

mA

ISEG

Segment Drive Sink Current

(AS1106 only)

Segment off, VSEG = 0.3V

5

mA

tSLOWBLINK

Slow Segment Blink Period (ON phase,

Internal Oscillator)

0.64

1

1.65

s

tFASTBLINK

Fast Segment Blink Period

(ON phase, Internal Oscillator)

0.32

0.5

0.83

s

Fast or Slow Segment Blink Duty Cycle

(Guaranteed by design)

49.9

50

50.1

%

Table 4. Logic Inputs/Outputs Characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

IIH, IIL

Input Current DIN, CLK, LOAD/CSN

VIN = 0V or VDD

-1

1

A

VIH

Logic High Input Voltage

0.7 x VDD

V

VIL

Logic Low Input Voltage

VDD = 5.0V ± 10%

0.8

V

VDD = 3.0V ± 10%

0.6

VOH

Output High Voltage

DOUT, ISOURCE = -1mA,

VDD = 5.0V ± 10%

VDD - 1

V

DOUT, ISOURCE = -1mA,

VDD = 3.0V ± 10%

VDD - 0.5

VOL

Output Low Voltage

DOUT, ISINK = 1.6mA

0.4

V

∆VI

Hysteresis Voltage

DIN, CLK, LOAD/CSN

1

V