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M4T28-BR12SH 数据表 (PDF) - STMicroelectronics

M4T28-BR12SH Datasheet PDF - STMicroelectronics
部件名 M4T28-BR12SH
下载  M4T28-BR12SH 下载

文件大小   511.04 Kbytes
  29 Pages
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics
功能描述 3.3V-5V 256 Kbit 32Kb x8 TIMEKEEPER SRAM

M4T28-BR12SH Datasheet (PDF)

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M4T28-BR12SH Datasheet PDF - STMicroelectronics

部件名 M4T28-BR12SH
下载  M4T28-BR12SH Click to download

文件大小   511.04 Kbytes
  29 Pages
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics
功能描述 3.3V-5V 256 Kbit 32Kb x8 TIMEKEEPER SRAM

M4T28-BR12SH 数据表 (HTML) - STMicroelectronics

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M4T28-BR12SH 产品详情

Description
The M48T37Y/V TIMEKEEPER® RAM is a 32 Kb x 8 non-volatile static RAM and real-time clock. The monolithic chip is available in a special package which provides a highly integrated battery-backed memory and real-time clock solution. The 44-lead, 330 mil SOIC package provides sockets with gold-plated contacts at both ends for direct connection to a separate SNAPHAT housing containing the battery and crystal. The unique design allows the SNAPHAT® battery/crystal package to be mounted on top of the SOIC package after the completion of the surface mount process.

Features
■ Integrated ultra low power SRAM, real-time clock, power-fail control circuit, and battery
■ Frequency test output for real-time clock software calibration
■ Automatic power-fail chip deselect and WRITE protection
■ Watchdog timer
■ WRITE protect voltage(VPFD= Power-fail deselect voltage):
   –M48T37Y: VCC= 4.5 to 5.5 V
        4.2 V ≤VPFD ≤4.5 V
   –M48T37V: VCC= 3.0 to 3.6 V
        2.7 V ≤VPFD ≤3.0 V
■ 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
■ Microprocessor power-on reset (valid even during battery backup mode)
■ Programmable alarm output active in the battery backup mode
■ Battery low flag
■ RoHS compliant
   – Lead-free second level interconnect




类似零件编号 - M4T28-BR12SH

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类似说明 - M4T28-BR12SH

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M48T512Y STMICROELECTRONICS-M48T512Y Datasheet
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关于 STMicroelectronics


Stmicroelectronics是位于瑞士日内瓦的跨国电子和半导体制造商。

该公司为汽车,工业和消费者市场的各种应用提供了广泛的产品,包括微控制器,传感器,功率放大器和集成电路。

Stmicroelectronics成立于1987年,在1​​00多个国家 /地区开展业务,是世界上最大的半导体公司之一。

*此信息仅供一般参考,对于因上述信息造成的任何损失或损害,我们概不负责。




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