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PDF ( 数据手册 , 数据表 ) Z2V56S30BTP

零件编号 Z2V56S30BTP
描述 256Mb Synchronous DRAM
制造商 Mezza
LOGO Mezza LOGO 


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Z2V56S30BTP 数据手册, 描述, 功能
北京亿芯伟业电子技术有限公司 电话:010-8287 3941/42/43/44 传真:010-8287 3945 http://www.echip.com.cn
256Mb Synchronous DRAM Specification
Z2V56S20BTP
Z2V56S30BTP
Z2V56S40BTP
Deutron Electronics Corp.
8F, 68, SEC. 3, NANKING E. RD., TAIPEI 104,
TAIWAN, R. O. C.
TEL : 886-2-2517-7768
FAX : 886-2-2517-4575
http: // www.deutron.com.tw







Z2V56S30BTP pdf, 数据表
256Mb Synchronous DRAM北京亿芯伟业电子技术有限公司 电话:010-8287 3941/42/43/44 传真:010-8287 3945 http://www.echip.com.cn
Z2V56S20BTP (4-BANK x 16,777,216-WORD x 4-BIT)
Z2V56S30BTP (4-BANK x 8,388,608-WORD x 8-BIT)
Z2V56S40BTP (4-BANK x 4,194,304-WORD x 16-BIT)
COMMAND TRUTH TABLE
COMMAND
MNEMONIC
CKE
n-1
CKE
n
/CS
/RAS /CAS
/WE BA0,1
A10 A0-9, note
/AP 11-12
Deselect
No Operation
Row Address Entry &
Bank Activate
DESEL
NOP
ACT
HXHXXXXXX
HXL HHHXXX
HXL L HHVVV
Single Bank Precharge
Precharge All Banks
Column Address Entry
& Write
PRE
PREA
WRITE
HXL L HL VL X
HXL L HL XHX
HXL HL L VL V
Column Address Entry
& Write with
WRITEA H X L H L L V H V
Auto-Precharge
Column Address Entry
& Read
READ
HXL HL HVL V
Column Address Entry
& Read with
Auto-Precharge
READA
HXL HL HVHV
Auto-Refresh
Self-Refresh Entry
Self-Refresh Exit
Burst Terminate
Mode Register Set
REFA
REFS
REFSX
TBST
MRS
HHL L L HXXX
HL L L L HXXX
L HHXXXXXX
L HL HHHXXX
HXL HHL XXX
H X L L L L L L V1
H=High Level, L=Low Level, V=Valid, X=Don't Care, n=CLK cycle number
NOTE:
1. A7-9,11-12=L, A0-A6 =Mode Address
Jan.2004
Page -6
Rev.1.1







Z2V56S30BTP equivalent, schematic
256Mb Synchronous DRAM北京亿芯伟业电子技术有限公司 电话:010-8287 3941/42/43/44 传真:010-8287 3945 http://www.echip.com.cn
Z2V56S20BTP (4-BANK x 16,777,216-WORD x 4-BIT)
Z2V56S30BTP (4-BANK x 8,388,608-WORD x 8-BIT)
Z2V56S40BTP (4-BANK x 4,194,304-WORD x 16-BIT)
CLK
Command
Read
Write
Address
Y
Y
DQ
Q0 Q1 Q2 Q3
D0 D1 D2 D3
CL= 3
BL= 4
/CAS Latency
Burst Length
Burst Type
Burst Length
Initial Address BL
Column Addressing
A2 A1 A0
Sequential
Interleaved
000
0123456701234567
001
1234567010325476
010
2345670123016745
011
3456701232107654
8
100
4567012345670123
101
5670123454761032
110
6701234567452301
111
7012345676543210
- 00
0123
0123
- 01
1230
4
- 10
2301
- 11
3012
1032
2301
3210
--0
01
2
--1
10
01
10
Jan.2004
Page -14
Rev.1.1










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