6402 datasheet(138/250 Pages) INTEL

138 / 250 page

DDR MemBIST

138

Intel® 6400/6402 Advanced Memory Buffer Datasheet

11.5

MemBIST Implementation

11.5.1

MemBIST Block Diagram

Figure 11-6. MemBIST Block Diagram

Rev 3.0 05/22/04

GB MemBist Internal block diagram

Command

Control

mbaddr[31:0]

Cycle

Tracker

mbcsr[31:0]

start_addr/end_addr

early_read_data[71:0]

late_read_data[71:0]

early_write_data[71:0]

late_write_data[71:0]

Address

Generator

Data

Tracker

MemBist

Flow

Control

Embedded

Algorithm

mbdata[319:0]

mbcsr[31:0]

dcget

tstcompare

rdstart/wrstart

tstdone

data_reset

readcmd

tstinit

writecmd

mbcavail

mbstart

wrpattern

raddr/caddr/baddr

mb_raddr/mb_caddr/mb_baddr/mb_cs

mbist_cmd_l[2:0]

mtr

mcsr2mcmb_rst_req

raddr/caddr/baddr

drt/drc

FSM

mcre2mcmb_cntl_req

readcmd

writecmd

read_idle

write_idle

dataput

Dataput

Generator

* Refresh logic is implemented outside

of MCMB block.

6402 Datasheet(PDF) 138 Page - Intel Corporation

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