參數(shù)資料
型號: PCF1252-1PN
廠商: NXP SEMICONDUCTORS
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDIP8
封裝: 0.300 INCH, PLASTIC, SOT-97-1, DIP-8
文件頁數(shù): 19/20頁
文件大?。?/td> 183K
代理商: PCF1252-1PN
1998 Apr 16
8
Philips Semiconductors
Product specication
Threshold detector and reset generator
PCF1252-X family
Fig.8 Reset and save times as a function of the external capacitor (CCT).
(1) tR (typ.) = (0.1 + CCT) ms.
(2) tS (typ.) = (0.01 + 0.1 CCT) ms.
handbook, full pagewidth
101
10
102
103
101
102
103
10
1
102
103
1
external capacitor (nF)
MGC922
1
10
(ms)
tR(1)
(ms)
tS(2)
APPLICATION INFORMATION
Fig.9
Typical power-on reset circuit for a microcontroller/microprocessor system; (when not used, COMIN must
be connected to VDD).
handbook, full pagewidth
MICROCONTROLLER/
MICROPROCESSOR
VDD
RESET
MGC923
RESET
COMIN
PCF1252-X
SELECT
VSS
CT
(0 V)
(
+5 V)
1 nF
相關(guān)PDF資料
PDF描述
PCF1252-0PN 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDIP8
PCF1252-2PN 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDIP8
PCF1252-1P/F4,112 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDIP8
PCF1252-1T/F4 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
PCF1252-5T/F4 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
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PCF1252-1T/F4,118 功能描述:監(jiān)控電路 4.55V UC SUPERVISOR 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(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)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(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
PCF1252-1TD 功能描述:監(jiān)控電路 4.55V VOLTAGE DETECT W/RESET 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(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)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(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
PCF1252-1TD-T 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Voltage Detector
PCF1252-2 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Threshold detector and reset generator