MPC2106A 데이터 시트보기 (PDF) - Motorola => Freescale

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MPC2106A

512KB and 1MB BurstRAM™ Secondary Cache Modules for PowerPC™ PReP/CHRP Platforms

Motorola => Freescale 

CLK1, CLK0

ADS0

A(12, 13 – 26)

(See Note 1)

SYNCHRONOUS DATA RAM READ CYCLE

tKHKH

tKLKH

tKHKL

tAVKH

tKHAX

A1

tTSVKH

A2

tKHTSX

CWE0 –

CWE7

STANDBY

tEVKH

tKHEX

tWVKH

tKHWX

CNTEN0

CG

DATA OUT

tKHQV

tKHQX1

tGLQV

tGLQX

Q (A1)

tBAVKH

tKHBAX

tGHQZ

tKHQX2

Q (A2)

tKHQV

tKHQZ

Q (A2 + 1)

Q (A2 + 2)

Q (A2 + 3)

READ

BURST READ

NOTES:

1. Cache addresses used are: 13 – 26 for MPC2105A/B; and 12 – 26 for MPC2106A/B.

2. Q1 (A2) represents the first ouput from the external address A2; Q2 (A2) represents the next output data in the burst sequence with

A2 as the base address.

MOTOROLA FAST SRAM

MPC2105A•MPC2106A•MPC2105B•MPC2106B

9

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