AS1116 datasheet(5/24 Pages) AMSCO

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AS1116

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 = 2.7 to 5.5V, RSET = 9.53k

Ω, Typical values are at TAMB = +25°C, VDD = 5.0V (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

Unit

TAMB

Operating Temperature Range

-40

+85

°C

Operating Junction Temperature

-40

+125

°C

VDD

Operating Supply Voltage

2.7

5.5

IDDSD

Shutdown Supply Current

All digital inputs at VDD or GND,

TAMB = +25ºC

0.2

IDD

Operating Supply Current

RSET = open circuit.

0.35

0.6

All segments and decimal point on;

ISEG = -40mA.

335

fOSC

Display Scan Rate

8 digits scanned

0.6

0.8

1.2

kHz

IDIGIT

Digit Drive Sink Current

VOUT = 0.65V

320

ISEG

Segment Drive Source Current

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

-37

-42

-47

∆ISEG

Segment Drive Current Matching

ISEG

Segment Drive Source Current

Average Current

Table 4. Logic Inputs/Outputs Characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

IIH, IIL

Input Current SDI, SCL, LD

VIN = 0V or VDD

-1

VIH

Logic High Input Voltage

4.5V < VDD < 5.5V

0.6 x VDD

2.7V < VDD < 4.5V

0.7 x VDD

VIL

Logic Low Input Voltage

VDD = 5.0V

0.8

VDD = 3.0V

0.6

VOH

Output High Voltage

SDO, ISOURCE = -1mA,

VDD = 5.0V

VDD - 1

SDO, ISOURCE = -1mA,

VDD = 3.0V

VDD - 0.5

VOL

Output Low Voltage

SDO, ISINK = 1mA

0.4

∆VI

Hysteresis Voltage

SDI, SCL, LD

Open Detection Level Threshold

0.7x

VDD

0.75x

VDD

0.8x

VDD

Short Detection Level Threshold

0.05x VDD

0.1x

VDD

0.15x

VDD

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