MS81V26000 Datasheet, PDF (9/20 Pages) OKI electronic componets – 1,114,112-Word X 24-Bit Field Memory

OKI Semiconductor
FEDS81V26000-02
MS81V26000
Parameter
WE “L” Period before W Reset
RE “L” Period before R Reset
RE Delay after Reset
WE Delay after Reset
Write address input period
Read address input period
Symbol
t_LWE
t_LRE
t_FRD
t_FWD
T_WAE
T_RAE
MS81V26000-12
Unit
Min.
Max.
4
—
clk
4
—
clk
1,600
—
ns
1,600
—
ns
21
—
Clk
21
—
clk
Latency
Parameter
Write Latency
Read Latency
WE Write Control Latency
IE Write Control Latency
RE Read Control Latency
OE Read Control Latency
Symbol
t_WL
t_RL
t_WEL
t_IEL
t_REL
t_OEL
MS81V26000-12
Unit
4
clk
4
clk
4
clk
4
clk
4
clk
4
clk
AC Characteristic Measuring Conditions
Output Compare Level
Output Load
Input Signal Level
Input Signal Rise/Fall Time
Input Signal Measuring Reference Level
1.4 V
1 TTL + 30 pF
2.4 V/0.4 V
1 ns
1.4 V
Note: When transition time t_T becomes 1 ns or more, the input signal reference levels for the parameter
measurement are V_IH (min.) and V_IL (max.).
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