Table 11. DC Specifications in Hold1
DESCRIPTION
MIN
MAX
CONDITIONS
Pullups on ADV, RD, WR, WRL, BHE, ALE
Pulldown on INST
6.9K
3.7K
36.7K
VDD =5.5V, VIN = VSS
27.5K
VDD =5.5V, VIN = VDD
Note:
1.Tested only at initial qualification, and after any design or process changes which may affect this characteristic.
7.0 HOLD/HLDA Timings
SYMBOL
PARAMETER
MINIMUM
MAXIMUM
UNIT
1
HOLD Setup
25
ns
tHVCH
1
CLKOUT low to HLDA low
CLKOUT low to BREQ low
HLDA low to address float
-15
-15
15
15
10
15
ns
ns
ns
ns
tCLHAL
1
tCLBRL
1
tHALAZ
1
HLDA low to BHE, INST, RD, WR
driven weakly
tHALBZ
1
CLKOUT low to HLDA high
-15
-15
-15
-10
-5
15
15
ns
ns
ns
ns
ns
tCLHAH
1
CLKOUT low to BREQ high
tCLBRH
1
HLDA high to address no longer float
HLDA high to BHE, INST, RD, WR valid
CLKOUT low to ALE high
tHAHAX
1
tHAHBV
1
15
tCLLH
Note:
1.Tested only at initial qualification, and after any design or process changes which may affect this characteristic.
32
AEROFLEX [ AEROFLEX CIRCUIT TECHNOLOGY ]
