AS3676 datasheet(59/92 Pages) AMSCO

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AS3676

Datasheet - D e ta i l e d D e s c r i p t i o n

Figure 25. GPIOs and VANA/GPI Blockdiagram

8.5.1 Unused GPIO Pins

If the pins GPIO1/DLS or GPIO2/LIGHT are not used, they can be left open (an internal pulldown, which is enabled by

default, will pull them to GND).

8.5.2 GPIO Characteristics

Table 95. GPIO DC Characteristics

Symbol

Parameter

Condition

Min

Typ

Max

Unit

Rpull

Pull up/Pull down

Resistance

enabled by gpio1_pulls and

gpio2_pulls



VGPIO

Supply Voltage

=VANA/GPI

1.8

3.35

VIH

High Level Input

Voltage

pins GPIO1/DLS and GPIO2/

LIGHT

55% of

VANA/

GPI

VIL

Low Level Input

Voltage

28% of

VANA/

GPI

VHYS

Hysteresis

5% of

VANA/

GPI

ILEAK

Input Leakage Current To V2_5 or VANA/GPI and VSS

-5

µA

VOH

High Level Output

Voltage

at Iout

0.8·VANA

/GPI

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AS3676

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