AS7000 datasheet(8/92 Pages) AMSCO

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ams Datasheet

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[v1-12] 2018-Feb-26

AS7000 − Electrical Characteristics

VIH

GPIO0-8 input high voltage

1.25

VIL

GPIO0-8 input low voltage

0.54

RPULLUP

Pullup Resistor to VDD

On GPIO0…8 if bit gpioX_

pd=1 where X=0…8

kΩ

RPULLDOWN

Pulldown Resistor to GND

On GPIO0…8 if bit gpioX_

pd=2 where X=0…8

kΩ

ILEAK1

GPIO0-8

−1

μA

ILEAK2

VD1-4 pins

At 5.0 V, TAMB=25ºC

2μA

E_f16M

Tolerance of internal 16MHz

oscillator

TAMB>0ºC

-2

E_f3k2

Tolerance of internal 512Hz

oscillator

-35

+25

EEPROM

nCYCLES

Number of write cycles

100

cycles

tRETENTION

Data retention time

At maximum 65ºC

years

I²C Mode Timings (SCL / SDA Programmable to GPIO Pins – See I²C Mode)

fSCLK

SCL clock frequency

400

tBUF

Bus free time between a STOP and

START condition

1.3

kHz

tHD:STA

Hold time (repeated) START

condition(3)

0.6

μs

tLOW

LOW period of SCL clock

1.3

μs

tHIGH

HIGH period of SCL clock

0.6

μs

tSU:STA

Setup time for a repeated START

condition

0.6

μs

tHD:DAT

Data hold time (4)

00.9

μs

tSU:DAT

Data Setup Time (5)

100

Rise time of both SDA and SCL

signals

300

Fall time of both SDA and SCL

signals

300

tSU:STO

Setup time for STOP condition

0.6

μs

Capacitive load for each bus Line

CB — total capacitance of

one bus line in pF

400

Symbol

Parameter

Conditions

Min Typ

Max

Unit

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