參數(shù)資料
型號: LP3972
廠商: National Semiconductor Corporation
英文描述: Power Management Unit for Advanced Application Processors
中文描述: 電源管理單元的高級應用處理器
文件頁數(shù): 16/59頁
文件大?。?/td> 1072K
代理商: LP3972
Logic Inputs and Outputs DC Operating Conditions
(Note 2)
Logic Inputs (SYS_EN, PWR_EN, SYNC, nRSTI, PWR_ON, nTEST_JIG, SPARE and GPI’s)
Symbol
V
IL
V
IH
Parameter
Conditions
Min
Max
0.5
Units
V
V
Low Level Input Voltage
High Level Input Voltage
V
RTC
0.5V
1
I
LEAK
Logic Outputs (nRSTO, EXT_WAKEUP and GPO’s)
Input Leakage Current
+1
μA
Symbol
V
OL
V
OH
Parameter
Conditions
Min
Max
0.5
Units
V
V
Output Low Level
Output High Level
Load = +0.2 mA = I
OL
Max
Load = 0.1 mA = I
OL
Max
V
RTC
0.5V
I
LEAK
Logic Output (nBATT_FLT)
Output Leakage Current
V
ON
= V
IN
+5
μA
Symbol
Parameter
Conditions
Min
2.4
Typ
2.8
Max
3.4
Units
V
nBATT_FLT Threshold Voltage
Programmable via Serial Interface
Default = 2.8V
Load = +0.4 mA = I
OL
Max
Load = 0.2 mA = I
OH
Max
V
OL
V
OH
Output Low Level
Output High Level
0.5
V
V
V
RTC
0.5V
I
LEAK
Input Leakage Current
+5
μA
L
www.national.com
16
相關PDF資料
PDF描述
LP3981ILD-3.3 Micropower, 300mA Ultra Low-Dropout CMOS Voltage
LP3991TLX-1.8 300mA Linear Voltage Regulator for Digital Applications
LP3991TLX-2.0 300mA Linear Voltage Regulator for Digital Applications
LP3991TLX-2.5 300mA Linear Voltage Regulator for Digital Applications
LP3991TLX-2.8 300mA Linear Voltage Regulator for Digital Applications
相關代理商/技術參數(shù)
參數(shù)描述
LP3972_08 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Power Management Unit for Advanced Application Processors
LP3972SQ-0514/NOPB 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
LP3972SQ-5810/NOPB 功能描述:監(jiān)控電路 Pwr Mgmt Unit RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復位:Resettable 監(jiān)視器:No Watchdog 電池備用開關:No Backup 上電復位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
LP3972SQ-A413 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
LP3972SQ-A413/NOPB 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel