m41st95w STMicroelectronics, m41st95w Datasheet - Page 5

• Manufacturer Part Number: m41st95w
• Description: 5.0 Or 3.0v, 512 Bit 64 Bit X 8 Serial Rtc Spi Sram And Nvram Supervisor
• Manufacturer: STMicroelectronics

Figure 3. Logic Diagram
Note: 1. For SOX28 package only.
RSTIN1
RSTIN2
SCL
WDI
2. Open drain
3. Available only in 28-pin, 300mil SOIC (MX) package.
SDI
PFI
EX
E
M41ST95Y/W
V
V
CC
SS
V
BAT
(1)
E CON
RST
IRQ/FT/OUT
SQW
SDO
PFO
F
V
32k
OUT
(3)
(2)
AI06369
(2)
Table 1. Signal Names
Note: 1. For SOX28 package only.
E
EX
E
IRQ/FT/OUT
RST
RSTIN1
RSTIN2
SCL
SDI
SDO
SQW
F
WDI
PFI
PFO
V
V
V
V
NC
NF
32k
OUT
CON
BAT
CC
SS
2. Available only in 28-pin, 300mil SOIC (MX) package.
(2)
(1)
Conditioned Chip Enable Output
External Chip Enable
Chip Enable
Interrupt/Frequency Test/Out
Output (Open Drain)
Reset Output (Open Drain)
Reset 1 Input
Reset 2 Input
Serial Clock Input
Serial Data Input
Serial Data Output
Square Wave Output
32kHz Square Wave Output
Watchdog Input
Power-Fail Input
Power-Fail Output
Voltage Output
Battery Supply Voltage
Supply Voltage
Ground
No Connect
No Function
M41ST95Y*, M41ST95W
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