參數(shù)資料
型號: IS42G32256-7PQ
廠商: INTEGRATED SILICON SOLUTION INC
元件分類: DRAM
英文描述: POT 10K OHM 9MM VERT NO BUSHING
中文描述: 512K X 32 SYNCHRONOUS GRAPHICS RAM, 6 ns, PQFP100
封裝: 14 X 20 MM , PLASTIC, QFP-100
文件頁數(shù): 43/52頁
文件大小: 456K
代理商: IS42G32256-7PQ
IS42G32256
Integrated Silicon Solution, Inc.
ADVANCE INFORMATION
SR037-0C
09/10/98
43
ISSI
Figure 27. Read and Write Cycle with Auto Precharge at Burst Length = 4
Note:
1. t
RDL
should be controlled to meet minimum t
RAS
before internal precharge start (in the case of Burst Length = 1 and 2,
BRSW mode and Block write).
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
Ca
A10
A9
HIGH
ROW ACTIVE
(A-BANK)
ROW ACTIVE
(B-BANK)
AUTO PRECHARGE
START POINT
(A-BANK)
AUTO PRECHARGE
START POINT
(B-BANK)
WRITE WITH
AUTO PRECHARGE
(B-BANK)
READ
WITH AUTO
PRECHARGE
(A-BANK)
: DON’T CARE
DQ: CLOCK
LATENCY = 2
DQ: CLOCK
LATENCY = 3
Db0
Db1
Qa2
Qa3
Qa0
Qa1
Db2
Db3
Db0
Db1
Qa2
Qa3
Qa0
Qa1
Db2
Db3
Ra
Rb
相關(guān)PDF資料
PDF描述
IS42G32256-8PQ 256K x 32 x 2 (16-Mbit) SYNCHRONOUS GRAPHICS RAM
IS42G32256 256K x 32 x 2 (16-Mbit) SYNCHRONOUS GRAPHICS RAM
IS42S16100C1 512K Words x 16 Bits x 2 Banks (16-MBIT) SYNCHRONOUS DYNAMIC RAM
IS42S16100C1-5T 512K Words x 16 Bits x 2 Banks (16-MBIT) SYNCHRONOUS DYNAMIC RAM
IS42S16100C1-5TL 512K Words x 16 Bits x 2 Banks (16-MBIT) SYNCHRONOUS DYNAMIC RAM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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
IS42L 制造商:IDEC Corporation 功能描述:SENS.IND. 10-30VDC NPN NC
IS42LS16800A 制造商:ICSI 制造商全稱:Integrated Circuit Solution Inc 功能描述:16Meg x 8, 8Meg x16 & 4Meg x 32 128-MBIT SYNCHRONOUS DRAM