參數(shù)資料
型號(hào)： M41ST87WMX6TR
廠商： 意法半導(dǎo)體
英文描述： 5.0, 3.3, or 3.0V, 1280 bit (160 x8) Secure Serial RTC and NVRAM Supervisor with Tamper Detection
中文描述： 5.0，3.3，或3.0V，1280位（160 × 8）安全串行時(shí)鐘和NVRAM篡改檢測(cè)與監(jiān)控
文件頁(yè)數(shù)： 1/40頁(yè)
文件大小： 610K
代理商： M41ST87WMX6TR
1/40
September 2004
M41ST87Y
M41ST87W
5.0, 3.3, or 3.0V, 1280 bit (160 x8) Secure Serial RTC
and NVRAM Supervisor with Tamper Detection
FEATURES SUMMARY
5.0, 3.3, OR 3.0V OPERATING VOLTAGE
SERIAL INTERFACE SUPPORTS I
2
C BUS
(400kHz)
NVRAM SUPERVISOR FOR EXTERNAL
LPSRAM
2.5 TO 5.5V OSCILLATOR OPERATING
VOLTAGE
AUTOMATIC SWITCH-OVER AND
DESELECT CIRCUITRY
CHOICE OF POWER-FAIL DESELECT
VOLTAGES
–
M41ST87Y:
V
CC
= 4.75 to 5.5V;
THS Bit = '1': 4.50V
≤
V
PFD
≤
4.75V
V
CC
= 4.5 to 5.5V;
THS Bit = '0': 4.20V
≤
V
PFD
≤
4.50V
–
M41ST87W:
V
CC
= 3.0 to 3.6V;
THS Bit = '1': 2.8V
≤
V
PFD
≤
3.0V
V
CC
= 2.7 to 3.6V;
THS Bit = '0': 2.55V
≤
V
PFD
≤
2.70V
TWO INDEPENDENT POWER-FAIL
COMPARATORS (1.25V REFERENCE)
COUNTERS FOR TENTHS/HUNDREDTHS
OF SECONDS, SECONDS, MINUTES,
HOURS, DAY, DATE, MONTH, YEAR, AND
CENTURY
128 BYTES OF GENERAL PURPOSE RAM
PROGRAMMABLE ALARM AND
INTERRUPT FUNCTION (VALID EVEN
DURING BATTERY BACK-UP MODE)
PROGRAMMABLE WATCHDOG TIMER
UNIQUE ELECTRONIC SERIAL NUMBER
(8-BYTE)
32kHz FREQUENCY OUTPUT AVAILABLE
UPON POWER-ON
MICROPROCESSOR POWER-ON RESET
BATTERY LOW FLAG
ULTRA-LOW BATTERY SUPPLY CURRENT
OF 500nA (TYP)
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
SECURITY FEATURES
TAMPER INDICATION CIRCUITS WITH
TIMESTAMP AND RAM CLEAR
LPSRAM CLEAR FUNCTION (TP
CLR
)
PACKAGING INCLUDES A 28-LEAD,
EMBEDDED CRYSTAL SOIC
OSCILLATOR STOP DETECTION
■
■
■
■
Figure 1. Package
28-pin, (300mil)
SOX28 (MX)
EMBEDDED Crystal
相關(guān)PDF資料
PDF描述
M41ST95Y 5.0 or 3.0V, 512 bit (64 bit X 8) Serial RTC (SPI) SRAM and NVRAM Supervisor
M41ST95YMX6 TWO-HEADED HOOD-COVER ONL
M41ST95YMX6E TWO HEADED HOOD COVER
M41ST95YMX6F TWO HEADED HOOD KIT M/M
M41ST95YMX6TR DB9 2HEAD HOOD KIT MALE - MALE
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M41ST87WSS6 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5.0 V and 3.3/3.0 V secure serial RTC and NVRAM supervisor with tamper detection and 128 bytes of clearable NVRAM
M41ST87WSS6F 功能描述:實(shí)時(shí)時(shí)鐘 128 NVRAM Serial RTC 3.0 to 3.6 Vcc RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
M41ST87Y 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5.0, 3.3, or 3.0V, 1280 bit (160 x8) Secure Serial RTC and NVRAM Supervisor with Tamper Detection
M41ST87Y_08 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5.0 V and 3.3/3.0 V secure serial RTC and NVRAM supervisor with tamper detection and 128 bytes of clearable NVRAM
M41ST87Y_10 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5.0 V and 3.3/3.0 V secure serial RTC and NVRAM supervisor with tamper detection and 128 bytes of clearable NVRAM
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。

采購(gòu)需求

(若只采購(gòu)一條型號(hào)，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購(gòu)

我的聯(lián)系方式

*
*
*