P4C174-12JC Ver la hoja de datos (PDF) - Performance Semiconductor
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P4C174-12JC Datasheet PDF : 10 Pages
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P4C174
AC CHARACTERISTICS - RESET CYCLE
(V
CC
=
5.0V
±
10%,
0°C
to
+70°C)
Symbol
Parameter
–8
–10
–12
–15
–20
–25
Unit
Min Max Min Max Min Max Min Max Min Max Min Max
tRRC
Reset Cycle Time
35
40
45
50
50
60
ns
tRP
Reset Pulse Width
8
10
12
12
15
15
ns
tRPU
Reset LOW to Powerup
0
0
0
0
0
0
ns
tRPD
Reset LOW to Powerdown
35
40
45
50
50
60 ns
tRMHI Reset LOW to MATCH HIGH 0 8 0 10 0 10 0 12 0 15 0 20 ns
t
Reset LOW to Inputs
RIX
Ignored
0
0
0
0
0
0
ns
tRIR
Reset LOW to inputs
Recognized
35
40
45
50
50
60 ns
tPUR
Powerup to RESET LOW
8
10
12
15
20
25
ns
RESET TIMING
VCC
POWERUP
RESET
4.5 V
t PUR
t RP
INPUTS
(A, D, CE, OE, WE)
VCC SUPPLY
CURENT
t RIX
PRIOR CYCLE
t RPU
MATCH
t RMHI
t RRC
t RIR
t RPD
NEXT CYCLE
AC TEST CONDITIONS
TRUTH TABLE
Input Pulse Levels
GND to 3.0V
Mode
CE WE
Input Rise and Fall Times
< 3ns
Standby H
X
Input Timing Reference Level 1.5V
Read
L
H
Output Timing Reference Level 1.5V
Write
L
L
Output Load
Outputs Loads A, B & C
Output
High Z
DOUT
High Z
Power
Standby
Active
Active
106
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