參數(shù)資料
型號(hào): M41T256YMT7
廠商: STMICROELECTRONICS
元件分類: 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取
英文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO44
封裝: 0.330 INCH, PLASTIC, SOIC-44
文件頁(yè)數(shù): 1/27頁(yè)
文件大?。?/td> 523K
代理商: M41T256YMT7
1/27
June 2004
M41T256Y
256 Kbit (32K x8) Serial RTC
FEATURES SUMMARY
5V OPERATING VOLTAGE
SERIAL INTERFACE SUPPORTS
EXTENDED I2C BUS ADDRESSING
(400kHz)
AUTOMATIC SWITCH-OVER AND
DESELECT CIRCUITRY
POWER-FAIL DESELECT VOLTAGES:
M41T256Y: VCC = 4.5 to 5.5V;
VPFD = 4.2 < VPFD < 4.5V
COUNTERS FOR TENTHS/HUNDREDTHS
OF SECONDS, SECONDS, MINUTES,
HOURS, DAY, DATE, MONTH, and YEAR
PROGRAMMABLE SOFTWARE CLOCK
CALIBRATION
32,752 BYTES OF GENERAL PURPOSE
RAM
MICROPROCESSOR POWER-ON RESET
HOLDS MICROPROCESSOR IN RESET
UNTIL SUPPLY VOLTAGE REACHES
STABLE OPERATING LEVEL
AUTOMATIC ADDRESS-INCREMENTING
TAMPER INDICATION CIRCUIT WITH TIME-
STAMP
SLEEP MODE FUNCTION
PACKAGING INCLUDES A 44-LEAD SOIC
AND SNAPHAT TOP (to be ordered
separately)
SOIC PACKAGE PROVIDES DIRECT
CONNECTION FOR A SNAPHAT TOP
WHICH CONTAINS THE BATTERY AND
CRYSTAL
Figure 1. 44-pin, Hatless SOIC Package
Figure 2. 44-pin SOIC Package
44
1
SO44 (MT)
44
1
SOH44 (MH)
SNAPHAT (SH)
Crystal/Battery
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M41T256YMT7E 功能描述:實(shí)時(shí)時(shí)鐘 Serial 256K (32Kx8) 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
M41T256YMT7F 功能描述:實(shí)時(shí)時(shí)鐘 Serial 256K (32Kx8) 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
M41T256YMT7TR 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:256 Kbit 32K x8 SERIAL RTC
M41T256YSH 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:256 Kbit 32K x8 SERIAL RTC
M41T315V 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Serial access phantom RTC supervisor