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AS1100

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 = 5V, RSET = 9.53k

Ω±1%, TA = 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 Quality Control) methods.

Table 3. Electrical Characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Units

TAMB

Operating Temperature Range

-40

+85

ºC

VDD

Operating Supply Voltage

4.0

5.0

5.5

V

IDDSD

Shutdown Supply Current

All digital inputs at VDD or GND,

TA = +25ºC

20

50

A

IDD

Operating Supply Current

RSET = open circuit

500

A

All segments and decimal point on,

ISEG = -40mA

330

mA

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

TA = +25ºC, VOUT = (VDD -1V)

-30

-40

-45

mA

∆ISEG

Segment Drive Current Matching

3.0

%

IDIGIT

Digit Drive Source Current

Digit off, VDIGIT = (VDD -0.3V)

-2

mA

ISEG

Segment Drive Sink Current

Segment off, VSEG = 0.3V

5

mA

Logic Inputs

IIH, IIL

Input Current DIN, CLK, LOAD

VIN = 0V or VDD

-1

1

A

VIH

Logic High Input Voltage

3.5

V

VIL

Logic Low Input Voltage

0.8

V

VOH

Output High Voltage

DOUT, ISOURCE = -1mA

VDD - 1

V

VOL

Output Low Voltage

DOUT, ISINK = 1.6mA

0.4

V

Hysteresis Voltage

DIN, CLK, LOAD

1

V

Timing Characteristics

tCP

CLK Clock Period

100

ns

tCH

CLK Pulse Width High

50

ns

tCL

CLK Pulse Width Low

50

ns

tCSH

CLK Rise to LOAD Rise Hold Time

0

ns

tDS

DIN Setup Time

25

ns

tDH

DIN Hold Time

0

ns

tDO

Output Data Propagation Delay

CLOAD = 50pF

25

ns

tLDCK

LOAD Rising Edge to Next Clock

Rising Edge

50

ns

tCSW

Minimum LOAD Pulse High

50

ns

tDSPD

Data-to-Segment Delay

2.25

ms