参数资料
型号: M48T37Y-70MH6TR
厂商: STMICROELECTRONICS
元件分类: 时钟/数据恢复及定时提取
英文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO44
封装: 0.330 INCH, ROHS COMPLIANT, PLASTIC, SOH-44
文件页数: 1/30页
文件大小: 515K
代理商: M48T37Y-70MH6TR
August 2010
Doc ID 7019 Rev 9
1
M48T37Y
M48T37V
5.0 or 3.3 V, 256 Kbit (32 Kbit x 8) TIMEKEEPER SRAM
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
44
1
SNAPHAT (SH)
Battery/crystal
SOH44 (MH)
44-pin SOIC
相关PDF资料
PDF描述
M48T37Y-70MH1E 0 TIMER(S), REAL TIME CLOCK, PDSO44
M48T37V-10MH1E 0 TIMER(S), REAL TIME CLOCK, PDSO44
M48T37Y-70MH6 0 TIMER(S), REAL TIME CLOCK, PDSO44
M48T37Y-70MH1TR 0 TIMER(S), REAL TIME CLOCK, PDSO44
M48T37V-10MH6TR 0 TIMER(S), REAL TIME CLOCK, PDSO44
相关代理商/技术参数
参数描述
M48T37YMH 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:3.3V-5V 256 Kbit 32Kb x8 TIMEKEEPER SRAM
M48T37YSH 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:3.3V-5V 256 Kbit 32Kb x8 TIMEKEEPER SRAM
M48T39Y 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:256 Kb 32K x8 TIMEKEEPER SRAM
M48T39Y-100PM1 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:256 Kb 32K x8 TIMEKEEPER SRAM
M48T39Y-150PM1 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:256 Kb 32K x8 TIMEKEEPER SRAM