M41ST87WMX6F STMICROELECTRONICS [STMicroelectronics], M41ST87WMX6F Datasheet - Page 11

• Manufacturer Part Number: M41ST87WMX6F
• Description: 5.0 V and 3.3/3.0 V secure serial RTC and NVRAM supervisor with tamper detection and 128 bytes of clearable NVRAM
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M41ST87Y, M41ST87W
Figure 5.
1. Available in SOX28 (MX) package only.
Unregulated
Voltage
Hardware hookup
R1
R2
voltage sources
R3
R4
V
V
For monitoring
Pushbutton
Regulator
of additional
IN
Regulator
IN
3.3V
5V
Reset
V
V
CC
CC
Doc ID 9497 Rev 8
V
TP1
TP2
EX
SCL
WDI
RSTIN1
RSTIN2
PFI
PFI
V
V
CC
SS
BAT
1
2
(1)
IN
IN
(1)
M41ST87Y/W
(1)
IRQ/OUT
SQW/FT
TP
E
PFO
PFO
CON
V
CLR
SDA
F
RST
OUT
32k
(1)
(1)
1
2
To Microprocessor
To LED Display
To NMI
To INT
To 32kHz
V
E
AI07027
CC
Low-Power
SRAM
Description
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