LP3971 datasheet(15/52 Pages) TI1

tên linh kiện	LP3971

Giải thích chi tiết về linh kiện	Power Management Unit for Advanced Application Processors

PDF	52 Pages

Scroll/Zoom	100%

nhà sản xuất	TI1 [Texas Instruments]

Trang chủ	http://www.ti.com

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15 / 52 page

LP3971

www.ti.com

SNVS432V – JANUARY 2006 – REVISED MAY 2013

Logic Inputs and Outputs DC Operating Conditions

(1)

Logic Inputs (SYS_EN, PWR_EN, SYNC, nRSTI, PWR_ON, nTEST_JIG, SPARE and GPI's)

Symbol

Parameter

Conditions

Min

Max

Units

VIL

Low Level Input Voltage

0.5

VIH

High Level Input Voltage

VRTC

−0.5V

ILEAK

Input Leakage Current

−1

µA

(1)

All voltages are with respect to the potential at the GND pin.

Logic Outputs (nRSTO, EXT_WAKEUP and GPO's)

Symbol

Parameter

Conditions

Min

Max

Units

VOL

Output Low Level

Load = +0.2 mA = IOL Max

0.5

VOH

Output High Level

Load =

−0.1 mA = IOL Max

VRTC

−0.5V

ILEAK

Output Leakage Current

VON = VIN

µA

Logic Output (nBATT_FLT)

Symbol

Parameter

Conditions

Min

Typ

Max

Units

nBATT_FLT Threshold Voltage

Programmable via Serial Interface Default =

2.4

2.8

3.4

2.8V

VOL

Output Low Level

Load = +0.4 mA = IOL Max

0.5

VOH

Output High Level

Load =

−0.2 mA = IOH Max

VRTC

−0.5V

ILEAK

Input Leakage Current

μA

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