LP87332D datasheet(46/74 Pages) TI1

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LP87332D

SNVSAU6 – NOVEMBER 2017

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Bits

Field

Type

Default

Description

3:0

GPO_

STARTUP_

DELAY[3:0]

R/W

0x7*

Delay for GPO rising edge from rising edge of EN signal:

0x0 - 0 ms

0x1 - 0.5 ms (1 ms if STARTUP_DELAY_SEL=1 in CONFIG register)

...

0xF - 7.5 ms (15 ms if STARTUP_DELAY_SEL=1 in CONFIG register)

7.6.1.18 GPO2_DELAY

Address: 0x11

GPO2_SHUTDOWN_DELAY[3:0]

GPO2_STARTUP_DELAY[3:0]

Bits

Field

Type

Default

Description

7:4

GPO2_

SHUTDOWN_

DELAY[3:0]

R/W

0x0*

Delay for GPO2 falling edge from falling edge of EN signal:

0x0 - 0 ms

0x1 - 0.5 ms (1 ms if SHUTDOWN_DELAY_SEL=1 in CONFIG register)

...

0xF - 7.5 ms (15 ms if SHUTDOWN_DELAY_SEL=1 in CONFIG register)

3:0

GPO2_

STARTUP_

DELAY[3:0]

R/W

0xA*

Delay for GPO2 rising edge from rising edge of EN signal:

0x0 - 0 ms

0x1 - 0.5 ms (1 ms if STARTUP_DELAY_SEL=1 in CONFIG register)

...

0xF - 7.5 ms (15 ms if STARTUP_DELAY_SEL=1 in CONFIG register)

7.6.1.19 GPO_CTRL

Address: 0x12

Reserved

GPO2_OD

GPO2_EN_PIN

_CTRL

GPO2_EN

Reserved

GPO_OD

GPO_EN_PIN_

CTRL

GPO_EN

Bits

Field

Type

Default

Description

Reserved

GP02_OD

R/W

1 *

GPO2 signal type when configured as General Purpose Output (CLKIN pin):

0 - Push-pull output (VANA level)

1 - Open-drain output

GPO2_EN_PIN_C

TRL

R/W

1 *

Control for GPO2:

0 - Only GPO2_EN bit controls GPO2

1 - GPO2_EN bit AND EN pin control GPO2.

GPO2_EN

R/W

1 *

Output level of GPO2 signal (when configured as General Purpose Output):

0 - Logic low level

1 - Logic high level

Reserved

GPO_OD

R/W

1 *

GPO signal type:

0 - Push-pull output (VANA level)

1 - Open-drain output

GPO_EN_PIN_CT

R/W

1 *

Control for GPO:

0 - Only GPO_EN bit controls GPO

1 - GPO_EN bit AND EN pin control GPO.

GPO_EN

R/W

1 *

Output level of GPO signal:

0 - Logic low level

1 - Logic high level

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