M40SZ100Y_07 STMICROELECTRONICS [STMicroelectronics], M40SZ100Y_07 Datasheet
M40SZ100Y_07
Manufacturer Part Number
M40SZ100Y_07
Description
5V or 3V NVRAM supervisor for LPSRAM
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.M40SZ100Y_07.pdf
(25 pages)
Features
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a. Contact local ST sales office for availability.
November 2007
Convert low power SRAMs into NVRAMs
5V or 3V operating voltage
Precision power monitoring and power
switching circuitry
Automatic write-protection when V
tolerance
Choice of supply voltages and power-fail
deselect voltages:
– M40SZ100Y: V
– M40SZ100W: V
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
28-lead SOIC package provides direct
connection for a SNAPHAT top which contains
the battery
Battery low pin (BL)
RoHS compliant
–
4.20V
2.55V
Lead-free second level interconnect
(a)
V
V
PFD
PFD
®
top (to be ordered separately)
CC
4.50V
CC
2.70V
= 4.5 to 5.5V;
= 2.7 to 3.6V;
CC
5V or 3V NVRAM supervisor for LPSRAM
is out-of-
Rev 2
SNAPHAT (SH) battery
28
SOH28 (MH)
SO16 (MQ)
16
M40SZ100W
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1
M40SZ100Y
(a)
www.st.com
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