VQ87C196KD 데이터 시트보기 (PDF) - Intel
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VQ87C196KD Datasheet PDF : 23 Pages
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M87C196KC M87C196KD
HOLD HLDA Timings
Symbol
THVCH
TCLHAL
TCLBRL
THALAZ
THALBZ
TCLHAH
TCLBRH
THAHAX
THAHBV
TCLLH
Description
HOLD Setup
CLKOUT Low to HLDA Low
CLKOUT Low to BREQ Low
HLDA Low to Address Float
HLDA Low to BHE INST RD WR Weakly Driven
CLKOUT Low to HLDA High
CLKOUT Low to BREQ High
HLDA High to Address No Longer Float
HLDA High to BHE INST RD WR Valid
CLKOUT Low to ALE High
NOTE
1 To guarantee recognition at next clock
Min
55
b15
b15
b15
b15
b15
b10
b5
Max
15
15
10
15
15
15
15
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes
(Note 1)
DC SPECIFICATIONS IN HOLD
Min
Weak Pullups on ADV RD
50K
WR WRL BHE
Weak Pulldowns on
ALE INST
10K
Max
250K
50K
Units
VCC e 5 5V VIN e 0 45V
VCC e 5 5V VIN e 2 4
Figure 9 HOLD HLDA Timings
271116 – 25
13
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