參數資料
型號: PCF1252-7
廠商: NXP Semiconductors N.V.
英文描述: CAP 0.01UF 16V 10% X7R SMD-0603 TR-7-PA
中文描述: 閾值檢測器和復位發(fā)生器
文件頁數: 16/16頁
文件大?。?/td> 107K
代理商: PCF1252-7
1998 Apr 16
9
Philips Semiconductors
Product specication
Threshold detector and reset generator
PCF1252-X family
Fig.10 Data retention circuit for memory back-up systems.
handbook, full pagewidth
MICROCONTROLLER/
MICROPROCESSOR
VDD
RESET
INT
MGC924
RESET
COMIN
VOLTAGE
REGULATOR
COMOUT
PCF1252-X
SELECT
VSS
VDD
VSS
CT
RAM
VRAM
addres/data bus
12 V
5 V
1 M
6 M
1 nF
10
F
CHIP-
DECODING
LOGIC
R/W
CS
Fig.11 Data retention circuit with external switchable reset for systems with a single voltage supply.
(1) For external reset application, the SELECT input must be debounced.
handbook, full pagewidth
MICROCONTROLLER/
MICROPROCESSOR
VDD
RESET
RAM
INT
MGC925
RESET
COMIN
PCF1252-X
SELECT
external reset
input signal (1)
VSS
VDD
VSS
CT
10
F
POWF
相關PDF資料
PDF描述
PCF1252-8 Threshold detector and reset generator
PCF1252-9 CAPACITOR, CERAMIC, CHIP
PCF1252-X Threshold detector and reset generator
PCF1303T-T LIQUID CRYSTAL DISPLAY DRIVER, PDSO28
PCF2104C LCD controller/driver
相關代理商/技術參數
參數描述
PCF1252-7PN 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Voltage Detector
PCF1252-7T/F4,112 功能描述:監(jiān)控電路 IC VOLT DETECT W/RESET RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數: 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
PCF1252-7T/F4,118 功能描述:監(jiān)控電路 3.05V UC SUPERVISOR RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數: 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
PCF1252-7TD 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Voltage Detector
PCF1252-7TD-T 功能描述:監(jiān)控電路 3.05V UC SUPERVISOR RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數: 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