參數(shù)資料
型號: IS42G32256
廠商: Integrated Silicon Solution, Inc.
英文描述: 256K x 32 x 2 (16-Mbit) SYNCHRONOUS GRAPHICS RAM
中文描述: 256K × 32 × 2(16兆)同步圖形RAM
文件頁數(shù): 44/52頁
文件大?。?/td> 456K
代理商: IS42G32256
IS42G32256
44
Integrated Silicon Solution, Inc.
ADVANCE INFORMATION
SR037-0C
09/10/98
ISSI
Figure 28. Read and Write Cycle with Auto Precharge II at Burst Length = 4
Note:
1. When Read (Write) command with auto precharge is issued at A-Bank after A and B Bank activation.
— If Read (Write) command without auto precharge is issued at B-Bank before A Bank auto precharge starts, A Bank
auto precharge will start at the next cycle of B Bank read command input point.
— Any command can not be issued at A Bank during t
RP
after A Bank auto precharge starts.
CLK
CKE
CS
RAS
CAS
A0-A8
WE
DSF
DQM
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Ra
Rb
Cb
Ra
Ra
Ca
Ca
A10
A9
HIGH
ROW ACTIVE
(A-BANK)
ROW ACTIVE
(A-BANK)
ROW ACTIVE
(B-BANK)
READ
WITHOUT
AUTO
PRECHARGE
(B-BANK)
PRECHARGE
(B-BANK)
AUTO
PRECHARGE
START POINT
(A-BANK)
WRITE WITH
AUTO PRECHARGE
(A-BANK)
READ
WITH AUTO
PRECHARGE
(A-BANK)
: DON’T CARE
DQ: CLOCK
LATENCY = 2
DQ: CLOCK
LATENCY = 3
Da0
Da1
Qb0
Qb1
Qa0
Qa1
Db2
Db3
Da0
Da1
Qb0
Qb1
Qa0
Qa1
Db2
Db3
Ra
Rb
相關(guān)PDF資料
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
IS42G32256-10PQ 制造商:ISSI 制造商全稱:Integrated Silicon Solution, Inc 功能描述:256K x 32 x 2 (16-Mbit) SYNCHRONOUS GRAPHICS RAM
IS42G32256-7PQ 制造商:ISSI 制造商全稱:Integrated Silicon Solution, Inc 功能描述:256K x 32 x 2 (16-Mbit) SYNCHRONOUS GRAPHICS RAM
IS42G32256-8PQ 制造商:Integrated Silicon Solution Inc 功能描述:
IS42K 制造商:IDEC Corporation 功能描述:SENS.IND. 10-30VDC NPN NC
IS42KS 制造商:IDEC Corporation 功能描述:SENS.IND. 10-30VDC NPN NC