參數(shù)資料
型號(hào): P4C170-45FSM
廠商: PYRAMID SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: ULTRA HIGH SPEED 4K x 4 STATIC CMOS RAMS
中文描述: 4K X 4 STANDARD SRAM, 45 ns, PDFP20
封裝: DFP-20
文件頁(yè)數(shù): 6/15頁(yè)
文件大小: 246K
代理商: P4C170-45FSM
P4C168, P4C169, P4C170
Page 6 of 15
Document #
SRAM107
REV A
Mode
CE
(
CS
)
WE
Output
Standby (Deselect)
H
X
High Z
Read
L
H
D
OUT
High Z
Write
L
L
TIMING WAVEFORM OF WRITE CYCLE NO. 2 (
CE
/
CS
CONTROLLED)
(10)
TRUTH TABLES
P4C168 (P4C169)
P4C170
Mode
CE
WE
OE
Output
Deselect
H
X
X
High Z
Read
L
H
L
D
OUT
High Z
Output Inhibit
L
H
H
Write
L
L
X
High Z
Notes:
10.
CE
/
CS
and
WE
must be LOW for WRITE cycle.
11. If
CE
/
CS
goes HIGH simultaneously with
WE
HIGH, the output
remains in a high impedance state.
12. Write Cycle Time is measured from the last valid address to the first
transitioning address.
TIMING WAVEFORM OF WRITE CYCLE NO. 1 (
WE
CONTROLLED)
(10)
相關(guān)PDF資料
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P4C170-45JC ULTRA HIGH SPEED 4K x 4 STATIC CMOS RAMS
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P4C170-45LM ULTRA HIGH SPEED 4K x 4 STATIC CMOS RAMS
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