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80C186EA 80C188EA 80L186EA 80L188EA
AC SPECIFICATIONS
AC Characteristics 80L186EA13 80L186EA8
Symbol
SYNCHRONOUS INPUTS
T
TEST NMI INT3 0 T1 0IN ARDY
CHIS
T
TEST NMI INT3 0 T1 0IN ARDY
CHIH
T
AD15 0 (AD7 0) ARDY SRDY DRQ1 0
CLIS
T
AD15 0 (AD7 0) ARDY SRDY DRQ1 0
CLIH
T
HOLD
CLIS
T
HOLD
CLIH
T
RESIN (to CLKIN)
CLIS
T
RESIN (from CLKIN)
CLIH
NOTES
1 See AC Timing Waveforms for waveforms and definition
2 Measured at V
for high time V
IH
3 Only required to guarantee I
CC
4 Specified for a 50 pF load see Figure 13 for capacitive derating information
5 Specified for a 50 pF load see Figure 14 for rise and fall times outside 50 pF
6 See Figure 14 for rise and fall times
7 T
applies to BHE (RFSH) LOCK and A19 16 only after a HOLD release
CHOV1
8 T
applies to RD and WR only after a HOLD release
CHOV2
9 Setup and Hold are required to guarantee recognition
10 Setup and Hold are required for proper operation
11 T
applies to BHE (RFSH) and A19 16 only after a HOLD release
CHOVS
12 Pin names in parentheses apply to the 80C188EA 80L188EA
28
Parameter
for low time
IL
Maximum limits are bounded by T
Min
Max
Min
Max
13 MHz
8 MHz
22
22
3
3
22
22
3
3
22
22
3
3
22
22
3
3
T
and T
C
CH
CL
Units
Notes
ns
1 9
ns
1 9
ns
1 10
ns
1 10
ns
1 9
ns
1 9
ns
1 9
ns
1 9
28
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