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2-10 General Specifications
I/O BOARD SPECIFICATIONS
The following table lists I/O board specifications.
Table 2-7 I/O Board Specifications
ITEM
SPECIFICATIONS
Clock
Crystal 14.318 MHz, DIP Type
Crystal 32.768KHz, DIP Type
Crystal 4 MHz, DIP Type
Generator:
AV9154-43, SOP 16 Pin
Buffer:
CGS74CT2524
ROM
Flash ROM for BIOS
256K x 8, 150ns
System Chip Set
UMC UM8886BN, 208 Pin, PQFP
Super I/O
NS87336, 100 Pin, PQFP
Keyboard Controller
Mitsubishi 38813M4, 64 Pin, QFP
Micro Controller
PIC16C62, 28 Pin, SOIC
CMOS Battery
VARTA 60mA, 3.6V NiMH Battery
Audio
ES17888 Sound Chip, 100 Pin, PQFP
Amplifier
ROHM BA77786FS, 25 Pin, SOIC