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AS8525

Datasheet - Electrical Character i s t ics

6 Electrical Characteristics

6.1 Characteristics of Digital Inputs and Outputs

All pull-up, pull-downs have been implemented with active devices. RX, SDO, RESET have been measured with 100pF load.

Table 3. Operating Conditions

Symbol

Parameter

Conditions

Min

Typ

Max

Units

VSUP

Supply voltages

3.3V Regulators option after power-on reset

4.3

18

V

3.3V Regulators option for power-on reset

6

5V Regulators option

6

VSUP2

4.5

18

V

VBAT,

HRSHH,

HRSHL

Battery voltage inputs

4.5

18

V

ΔVHiSide

Difference between any two pins in

the set HRSHH, HRSHL and VSUP2

±0.2

V

LIN

LIN bus

018

V

EN

Enable input

018

V

VCC,

AVCC

Regulated output supplies

3.3V LDO supply option

0

3.6

V

ΔVCC

Difference in regulated supplies

±0.2

V

VBG_IN

Bandgap reference input

01.32

V

Analog & digital inputs and outputs

3.3V LDO supply option

0

3.6

V

Ambient temperature

-40

+125

ºC

Supply Current

Though the two regulators are individually

capable of 50mA, the total current is limited.

65

mA

Table 4. Characteristics of Digital Inputs and Outputs

Symbol

Parameter

Conditions

Min

Typ

Max

Units

EN Input

High level input voltage

0.8*VCC

V

Low level input voltage

0.2*VCC

V

Input leakage current

EN=VSS

-1

+1

µA

Pull down current

EN=VCC=5V

30

100

µA

TX, CS, INT Inputs

High level input voltage

0.8*VCC

V

Low level input voltage

0.2*VCC

V

Input leakage current

TX=VCC

-1

+1

µA

Ipu

Pull up current

TX,CS, INTN pulled down to VSS

-30

-100

µA

SDI, SCLK, CLK, MEN Inputs

High level input voltage

0.8*VCC

V

Low level input voltage

0.2*VCC

V

Input leakage current

-1

+1

µA

Pull down current

SDI, SCLK, CLK, MEN pulled up to VCC

30

100

µA