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M41ST87WMX6F Scheda tecnica(PDF) 10 Page - STMicroelectronics

Il numero della parte M41ST87WMX6F
Spiegazioni elettronici  5.0 and 3.3/3.0 V secure serial RTC and NVRAM supervisor with tamper detection and 128 bytes of clearable NVRAM
PDF  54 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M41ST87WMX6F Scheda tecnica(HTML) 10 Page - STMicroelectronics

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Description
M41ST87W
10/54
DocID9497 Rev 11
Figure 4: Block diagram
1.
Open drain output.
2.
Programmable output (open drain or full-CMOS); if open drain option is selected and if
pulled-up to supply other than VCC, this supply must be equal to, or less than VBAT
when VCC = 0 V (during battery backup mode).
3.
Available in SOX28 package only.
4.
Crystal is external on SSOP package and internal for the SOX28 package.
COMPARE
VPFD
VCC
VOUT
COMPARE
VSO
VOUT
VBL
BL
COMPARE
Crystal
(4)
I2C
INTERFACE
REAL TIME CLOCK
CALENDAR
128 BYTES
USER RAM
8 BYTES ROM
RTC w/ALARM
& CALIBRATION
WATCHDOG
SQUARE WAVE
TAMPER
SDA
SCL
1.25V
PFI1
PFI2
PFO1
(2)
PFO2
(2)
RSTIN1
POR
SQW/FT
(2)
RST
(1)
WDI
(3)
TPXIN
WDS
TIEX
CLRX
CLRXEXT
AFE
OFIE
IRQ/OUT
(1)
VBAT
32KHz
OSCILLATOR
TPCLR
F32k
(1)
COMPARE
COMPARE
RSTIN2
(3)
EX
(3)
ECON
(3)
(Internal)
1.25V
(Internal)
VSS
2
XI
XO
(3)



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