UPD77018A NEC, UPD77018A Datasheet - Page 40

• Manufacturer Part Number: UPD77018A
• Description: 16 bits/ Fixed-point Digital Signal Processor
• Manufacturer: NEC

40
Bus Arbitration
Required Timing Condition
Switching Characteristics
HOLDRQ setup time
HOLDRQ hold time
BSTB hold time
BSTB output delay time
HOLDAK output delay time
Data hold time when bus arbitration
Data valid time after bus arbitration
Parameters
Parameters
t
t
t
t
t
t
t
suHRQ
hHRQ
hBS
dBS
dHAK
h(BS-D)
v(BS-D)
Symbol
Symbol
Conditions
Conditions
MIN.
MIN.
12
0
0
TYP.
TYP.
PD77018A, 77019
MAX.
MAX.
12
12
30
15
Unit
Unit
ns
ns
ns
ns
ns
ns
ns