Peripheral cpu and memory circuits, Confidential – Epson SR-600 User Manual

Page 90

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5-8

Hardware Specifications

Rev.A

Confidential

Peripheral CPU and Memory Circuits

5-4 Block diagram of the peripheral CPU and memory circuits

CPU (Celeron-PPGA)

An Intel Celeron processor is used

.

In SR-600, 370 socket type is in use.

The main specifications of the CPU are explained below. Refer to the Intel Celeron Processor
Data sheet for information on items not covered here.

Operating frequencies:

366MHz

Base clock:

66MHz (Input from the clock generator)

L2 cache:

128KB built in

Core voltage:

2.00V The core voltage is automatically set by the CPU.

(Setting a jumper is not necessary)

Memory (168pin DIMM)

Two 168-pin DIMM sockets are available, and a maximum of 256MB memory can be mounted.
The DRAM only supports the 3.3V SDRAM (synchronous DRAM.) The DIMM is used
singularly.

It is possible to use two DIMMs with different capacities. It is necessary to conform

to the Intel PC SDRAM Unbuffered DIMM Specifications for the basic specifications. The
specifications are explained below.

SDRAM specifications:

Conform to the Intel PC SDRAM specifications.

CPU

Celeron

82443BX

DIM

M

DIM

M

Clock

Buffer

Host Bus

Memory Bus

PCI Bus

Clock

Generator

CPU Clock

PCI Clock

Memory Clock

14.318MHz

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