DA9021 datasheet(22/142 Pages) DIALOG

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DA9021/22

System PMIC with high efficiency USB power manager

Datasheet

Revision 2.5

17-Feb-2017

CFR0011-120-00 Rev 5

22 of 142

Electrical characteristics

8.1

Digital I/O characteristics

Table 8: Digital I/O (VDD_REF > 2.8 V)

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

GPI0

– GPI15, nONKEY,

nSHUTDOWN SYS_EN,

PWR_EN, PWR1_EN,

CLK, DATA, Input High

Voltage

VIH

VDDCORE mode

VDD_IO mode

1.0

0.7*VDD_IO

VDDOUT

GPI0

– GPI15, nONKEY,

nSHUTDOWN SYS_EN,

PWR_EN, PWR1_EN

CLK, DATA, Input Low

Voltage

VIL

VDDCORE mode

VDD_IO mode

0.4

0.3*VDD_IO

SK, nCS, SI Input High

Voltage

VIL

VDDCORE mode

VDD_IO mode

0.7*VDDCORE

0.7*VDD_IO

VDDOUT

SK, nCS, SI Input Low

Voltage

VIH

VDDCORE mode

VDD_IO mode

-0.3

0.3*VDD_IO

GPO0

– GPO15,

nVDD_FAULT, SO

nRESET, nIRQ, PWR_UP,

GP_FB2, OUT_32K,

Output High Voltage

VIH

VDD_IO mode

0.8*VDD_IO

GPO0

– GPO15,DATA,

SO, nRESET, nIRQ, (open

drain mode) Output High

Voltage

VIL

VDD_IO mode

GPO0

– GPO15,DATA,

SO, nVDD_FAULT,

nRESET nIRQ, PWR_UP,

GP_FB2, OUT_32K

Output Low Voltage

VOH

@1 mA

Open

drain

VDDOUT

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