80C186EA/80C188EA, 80L186EA/80L188EA
AC SPECIFICATIONS
AC CharacteristicsÐ80C186EA25/80C186EA20/80C186EA13
Symbol Parameter Min Max Min Max Min Max Units Notes
INPUTCLOCK 25 MHz(12) 20 MHz 13 MHz
TFCLKINFrequency 0 50 0 40 0 26 MHz 1
TCCLKINPeriod 20 %25 %38.5 %ns 1
TCH CLKINHigh Time 10 %10 %12 %ns 1,2
TCL CLKINLow Time 10 %10 %12 %ns 1, 2
TCR CLKINRise Time 1 8 1 8 1 8 ns 1,3
TCF CLKINFall Time 1 8 1 8 1 8 ns 1,3
OUTPUTCLOCK
TCD CLKINto CLKOUT Delay 0 15 0 17 0 23 ns 1, 4
T CLKOUTPeriod 2TC2*TC2*TCns 1
TPH CLKOUTHigh Time (T/2) b5 (T/2) b5 (T/2)b5ns1
T
PL CLKOUTLow Time (T/2) b5 (T/2) b5 (T/2) b5ns1
T
PR CLKOUTRise Time 1 6 1 6 1 6 ns 1,5
TPF CLKOUTFall Time 1 6 1 6 1 6 ns 1, 5
OUTPUTDELAYS
TCHOV1 ALE,S2:0, DEN, DT/R, 3 20 3 22 3 25 ns 1,4, 6, 7
BHE,(RFSH), LOCK, A19:16
TCHOV2 MCS3:0,LCS, UCS, PCS6:0, 3 25 3 27 3 30 ns 1, 4, 6, 8
NCS,RD,WR
T
CLOV1 BHE(RFSH), DEN, LOCK, 3 20 3 22 3 25 ns 1, 4, 6
RESOUT,HLDA,
T0OUT,T1OUT, A19:16
TCLOV2 RD,WR, MCS3:0, LCS, 3 25 3 27 3 30 ns 1, 4, 6
UCS,PCS6:0, AD15:0
(A15:8,AD7:0),
NCS,INTA1:0, S2:0
TCHOF RD,WR, BHE (RFSH), DT/R, 0 25 0 25 0 25 ns 1
LOCK,S2:0, A19:16
TCLOF DEN,AD15:0 (A15:8, AD7:0) 0 25 0 25 0 25 ns 1
25
25