pt7a7521w Pericom Technology Inc, pt7a7521w Datasheet - Page 3

• Manufacturer Part Number: pt7a7521w
• Description: ?p Supervisor Circuits
• Manufacturer: Pericom Technology Inc

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Block Diagram
PT0082L(03/06)
Block Diagram of PT7A7511-7515/7521-7525
Block Diagram of PT7A7531-7535
MR
Vcc
PFI
WDI
Vcc
MR
PFI
Transition Detector
Vcc
V
RST
Watchdog
250uA
V
V cc
RST
250uA
1.25V
1.25V
Reset Generator
Timebase for Reset
3
Watchdog Timer
Reset Generator
& Watchdog
PT7A7511-7515/7521-7525/7531-7535
P Supervisor Circuits
RESET
RESET
PFO
WDO
(RESET)
RESET
PFO
Data Sheet
Ver:4