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M41ST85WMX6集成电路(IC)实时时钟规格书PDF中文资料
厂商型号 |
M41ST85WMX6 |
参数属性 | M41ST85WMX6 封装/外壳为28-SOIC(0.295",7.50mm 宽);包装为管件;类别为集成电路(IC) > 实时时钟;产品描述:IC RTC CLK/CALENDAR I2C 28-SOIC |
功能描述 | 5.0 OR 3.0V, 512 bit 64 x 8 SERIAL RTC and NVRAM SUPERVISOR |
文件大小 |
530.95 Kbytes |
页面数量 |
34 页 |
生产厂商 | STMicroelectronics |
企业简称 |
STMICROELECTRONICS【意法半导体】 |
中文名称 | 意法半导体(ST)集团官网 |
原厂标识 | |
数据手册 | |
更新时间 | 2024-6-4 0:50:00 |
M41ST85WMX6规格书详情
SUMMARY DESCRIPTION
The M41ST85Y/W Serial TIMEKEEPER®/Controller SRAM is a low power 512-bit, static CMOS SRAM organized as 64 words by 8 bits. A built-in 32.768 kHz oscillator (external crystal controlled) and 8 bytes of the SRAM (see Table 2., page 14) are used for the clock/calendar function and are configured in binary coded decimal (BCD) format.
FEATURES SUMMARY
■ 5.0 OR 3.0V OPERATING VOLTAGE
■ SERIAL INTERFACE SUPPORTS I2C BUS(400 KHz)
■ NVRAM SUPERVISOR FOR EXTERNAL LPSRAM
■ OPTIMIZED FOR MINIMAL INTERCONNECT TO MCU
■ 2.5 TO 5.5V OSCILLATOR OPERATING VOLTAGE
■ AUTOMATIC SWITCH-OVER AND DESELECT CIRCUITRY
■ CHOICE OF POWER-FAIL DESELECT VOLTAGES
– M41ST85Y: VCC= 4.5 to 5.5V; 4.20V ≤VPFD ≤4.50V
– M41ST85W: VCC= 2.7 to 3.6V; 2.55V ≤VPFD ≤2.70V
■ 1.25V REFERENCE (for PFI/PFO)
■ COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, AND
CENTURY
■ 44 BYTES OF GENERAL PURPOSE RAM
■ PROGRAMMABLE ALARM AND INTERRUPT FUNCTION (VALID EVEN DURING BATTERY BACK-UP MODE)
■ WATCHDOG TIMER
■ MICROPROCESSOR POWER-ON RESET
■ BATTERY LOW FLAG
■ POWER-DOWN TIMESTAMP (HT BIT)
■ ULTRA-LOW BATTERY SUPPLY CURRENT OF 500nA (MAX)
■ PACKAGING INCLUDES A 28-LEAD SOIC AND SNAPHAT® TOP (to be ordered separately)
■ SOIC SNAPHAT PACKAGE PROVIDES DIRECT CONNECTION FOR A SNAPHAT TOP WHICH CONTAINS THE BATTERY
AND CRYSTAL
■ SOIC EMBEDDED CRYSTAL PACKAGE (MX) OPTION
Fi
Fi
M41ST85WMX6属于集成电路(IC) > 实时时钟。意法半导体(ST)集团制造生产的M41ST85WMX6实时时钟实时时钟 (RTC) 为几乎所有需要保持精确时间的电子设备提供时间和/或日期信息。时钟类型有二进制计数器、时钟/日历/监控器、历时计时器、幻时钟芯片、便携式系统控制器、温度记录器、时间事件记录器和计时器时钟外设。其包含 2 B 至 2 MB 不等的存储器,接口选项有 I2C、并行、串行、SPI、1 线式、2 线式、3 线式和 4 线式。
产品属性
- 产品编号:
M41ST85WMX6
- 制造商:
STMicroelectronics
- 类别:
集成电路(IC) > 实时时钟
- 包装:
管件
- 类型:
时钟/日历
- 特性:
警报器,闰年,NVSRAM,方波输出,监控器,监视计时器
- 存储容量:
44B
- 时间格式:
HH:MM:SS:hh(24 小时)
- 日期格式:
YY-MM-DD-dd
- 接口:
I²C,2 线串口
- 电压 - 供电:
2.7V ~ 3.6V
- 电压 - 供电,电池:
2.5V ~ 3.5V
- 电流 - 计时(最大值):
0.5mA @ 2.7V ~ 3.6V
- 工作温度:
-40°C ~ 85°C
- 安装类型:
表面贴装型
- 封装/外壳:
28-SOIC(0.295",7.50mm 宽)
- 供应商器件封装:
28-SO
- 描述:
IC RTC CLK/CALENDAR I2C 28-SOIC
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ST |
20+ |
SOP28 |
2960 |
诚信交易大量库存现货 |
询价 | ||
ST |
2020+ |
SOP28 |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
询价 | ||
STMicroelect |
23+ |
28-SOIC |
53105 |
询价 | |||
ST |
22+ |
SOP |
30000 |
原装正品 |
询价 | ||
ST/意法 |
22+ |
SOP28 |
100000 |
代理渠道/只做原装/可含税 |
询价 | ||
ST/意法半导体 |
21+ |
28-SOIC |
28680 |
公司只做原装,诚信经营 |
询价 | ||
ST/STMicroelectronics/意法半导 |
21+ |
SOP28 |
8022 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
ST/意法半导体 |
23+ |
28-SOIC |
7188 |
秉承只做原装 终端我们可以提供技术支持 |
询价 | ||
STM |
2023+ |
80000 |
一级代理/分销渠道价格优势 十年芯程一路只做原装正品 |
询价 | |||
ST/意法 |
22+ |
N |
12800 |
本公司只做进口原装!优势低价出售! |
询价 |