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M48T37V-10MH1F

5.0 or 3.3 V, 256 Kbit (32 Kbit x 8) TIMEKEEPER® SRAM

Supply Voltage Min Volt3.0
Supply Voltage Max Volt3.6
Operating Temp Min Celsius0.0
Operating Temp Max Celsius70.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2 (**)
GradeIndustrial
Package NameSOH44

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...
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Key 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
In stock
Quantity $ per unit Savings
1-9$22.310%
10-15$20.588%
Contact sales
$22.31
$22.30
Supply Voltage Min Volt3.0
Supply Voltage Max Volt3.6
Operating Temp Min Celsius0.0
Operating Temp Max Celsius70.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2 (**)
GradeIndustrial
Package NameSOH44

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...
Read More

Key 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