Table 11. DC Specifications in Hold
DESCRIPTION
MIN
MAX
Pullups on ADV, RD, WR, WRL, BHE, ALE
6.9K
36.7K
Pulldown on INST
3.7K
27.5K
Note:
1.Tested only at initial qualification, and after any design or process changes which may affect this characteristic.
CONDITIONS
VDD =5.5V, VIN = VSS
VDD =5.5V, VIN = VDD
7.0 HOLD/HLDA Timings
SYMBOL
PARAMETER
tHVCH1
HOLD Setup
tCLHAL1
CLKOUT low to HLDA low
tCLBRL1
CLKOUT low to BREQ low
tHALAZ 1
HLDA low to address float
tHALBZ 1
HLDA low to BHE, INST, RD, WR
driven weakly
tCLHAH1
CLKOUT low to HLDA high
tCLBRH1
CLKOUT low to BREQ high
tHAHAX 1
HLDA high to address no longer float
tHAHBV1
HLDA high to BHE, INST, RD, WR valid
tCLLH 1
CLKOUT low to ALE high
MINIMUM
25
-15
-15
-15
-15
-15
-10
-5
MAXIMUM
15
15
10
15
15
15
15
Note:
1.Tested only at initial qualification, and after any design or process changes which may affect this characteristic.
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
32