參數(shù)資料
型號(hào): 42S16400A
廠商: Integrated Silicon Solution, Inc.
英文描述: 1 Meg Bits x 16 Bits x 4 Banks (64-MBIT) SYNCHRONOUS DYNAMIC RAM
中文描述: 1梅格位× 16位× 4銀行(64兆位)同步動(dòng)態(tài)RAM
文件頁數(shù): 26/55頁
文件大?。?/td> 472K
代理商: 42S16400A
IS42S16400A
ISSI
32
Integrated Silicon Solution, Inc. — www.issi.com — 1-800-379-4774
Rev.C
04/16/03
DON'T CARE
CLK
CKE
COMMAND
ADDRESS
DQ
T0
T1
T2
T3
T4
T5
NOP
WRITE
NOP
BANK a,
COL n
DIN n
DIN n+1
DIN n+2
INTERNAL
CLOCK
DON'T CARE
CLK
CKE
COMMAND
ADDRESS
DQ
T0
T1
T2
T3
T4
T5
T6
READ
NOP
BANK a,
COL n
DIN n
DIN n+1
DIN n+2
DIN n+3
INTERNAL
CLOCK
CLOCK SUSPEND
Clock suspend mode occurs when a column access/burst
is in progress and CKE is registered LOW. In the clock
suspend mode, the internal clock is deactivated, “freezing”
the synchronous logic.
For each positive clock edge on which CKE is sampled
LOW, the next internal positive clock edge is suspended.
Any command or data present on the input pins at the time
of a suspended internal clock edge is ignored; any data
present on the DQ pins remains driven; and burst counters
are not incremented, as long as the clock is suspended.
(See following examples.)
Clock suspend mode is exited by registering CKE HIGH;
the internal clock and related operation will resume on the
subsequent positive clock edge.
Clock Suspend During WRITE Burst
相關(guān)PDF資料
PDF描述
42S16800A 16Meg x 8, 8Meg x16 & 4Meg x 32 128-MBIT SYNCHRONOUS DRAM
42S32200 512K Bits x 32 Bits x 4 Banks (64-MBIT) SYNCHRONOUS DYNAMIC RAM
4300-000 EMI/RFI FILTER Hermetically Sealed
4300-000LF
4300-001 EMI/RFI FILTER Hermetically Sealed
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