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Revision 1.33

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AS1100

Data Sheet - 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

Table 3. Electrical Characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Operating Supply Voltage

4.0

5.0

5.5

V

Shutdown Supply Current

TA = +25ºC

20

50

µA

Operating Supply Current

500

µA

All segments and decimal point on,

330

mA

Display Scan Rate

8 digits scanned

500

800

1300

Hz

Digit Drive Sink Current

320

mA

Segment Drive Source Current

-30

-40

-45

mA

Segment Drive Current

Matching

3.0

%

Digit Drive Source Current

-2

mA

Segment Drive Sink Current

5

mA

Logic Inputs

Input Current DIN, CLK, LOAD

-1

1

µA

Logic High Input Voltage

3.5

V

Logic Low Input Voltage

0.8

V

Output High Voltage

V

Output Low Voltage

0.4

V

Hysteresis Voltage

DIN, CLK, LOAD

1

V

Timing Characteristics

CLK Clock Period

100

ns

CLK Pulse Width High

50

ns

CLK Pulse Width Low

50

ns

CLK Rise to LOAD Rise Hold

Time

0ns

DIN Setup Time

25

ns

DIN Hold Time

0

ns

Output Data Propagation Delay

25

ns

LOAD Rising Edge to Next

Clock Rising Edge

50

ns

Minimum LOAD Pulse High

50

ns

Data-to-Segment Delay

2.25

ms