W83977G-A Nuvoton Technology Corporation of America, W83977G-A Datasheet - Page 12
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W83977G-A
Manufacturer Part Number
W83977G-A
Description
IC I/O CONTROLLER 128-PQFP
Manufacturer
Nuvoton Technology Corporation of America
Datasheet
1.W83977G-A.pdf
(182 pages)
Specifications of W83977G-A
Pin Count
128
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
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W83977G-A
Manufacturer:
INFINEON
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Company:
Part Number:
W83977G-A
Manufacturer:
Nuvoton Technology Corporation of America
Quantity:
10 000
- Current page: 12 of 182
- Download datasheet (2Mb)
Real Time Clock
General Purpose I/O Ports
Package
27 bytes of clock, On-Now, and control/status register (14 bytes in Bank 0 and 13 bytes in Bank
2); 242 bytes of general purpose RAM
BCD or Binary representation of time, calendar, and alarm registers
Counts seconds, minutes, hours, days of week, days of month, month, year, and century
12-hour/ 24-hour clock with AM/PM in 12-hour mode
Daylight saving time option; automatic leap-year adjustment
Dedicated alarm (Alarm B) for On-Now function
Programmable delay-time between panel switch off and power supply control
Software control power-off; various and maskable events to activate system Power-On
System Management Interrupt ( SMI ) for panel switch power-off event
14 programmable general purpose I/O ports; 6 dedicate, 8 optional
General purpose I/O ports can serve as simple I/O ports, interrupt steering inputs, watching dog
timer output, power LED output, infrared I/O pins, general purpose address decoder, KBC control
I/O pins.
128-pin PQFP
W83977F-A/ W83977G-A/ W83977AF-A/ W83977AG-A
-4
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