User manual

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

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