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M40SZ100Y 데이터시트(HTML) 1 Page - STMicroelectronics

부품명 M40SZ100Y
상세내용  5V or 3V NVRAM supervisor for LPSRAM
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제조사  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
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M40SZ100Y 데이터시트(HTML) 1 Page - STMicroelectronics

 
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November 2007
Rev 2
1/25
1
M40SZ100Y
M40SZ100W
5V or 3V NVRAM supervisor for LPSRAM
Features
Convert low power SRAMs into NVRAMs
5V or 3V operating voltage
Precision power monitoring and power
switching circuitry
Automatic write-protection when VCC is out-of-
tolerance
Choice of supply voltages and power-fail
deselect voltages:
– M40SZ100Y: VCC = 4.5 to 5.5V;
4.20V
≤ VPFD ≤ 4.50V
– M40SZ100W: VCC = 2.7 to 3.6V;
2.55V
≤ VPFD ≤ 2.70V
Reset output (RST) for power on reset
1.25V reference (for PFI/PFO)
Less than 10ns chip enable access
propagation delay (at 5V)
Optional packaging includes a 28-lead SOIC
and SNAPHAT® top (to be ordered separately)
28-lead SOIC package provides direct
connection for a SNAPHAT top which contains
the battery(a)
Battery low pin (BL)
RoHS compliant
Lead-free second level interconnect
a.
Contact local ST sales office for availability.
16
1
28
1
SO16 (MQ)
SNAPHAT (SH) battery
SOH28 (MH)(a)
www.st.com


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