Ac Electrical Specifications-Bus Arbitration; Figure 8-6. Bus Arbitration Timing Diagram - Motorola MC68306 User Manual

8.9 AC ELECTRICAL SPECIFICATIONS—BUS ARBITRATION
specifications in this document are preliminary. See Figures 8-6–8-7)
Num
7 CLKOUT High to Address, Data Bus High Impedance (Maximum)
16 CLKOUT High to Control Bus High Impedance
33 CLKOUT High to BG Asserted
34 CLKOUT High to BG Negated
35 BR Asserted to BG Asserted
36 BR Negated to BG Negated
37 BGACK Asserted to BG Negated
37A 2 BGACK Asserted to BR Negated
38 BG Asserted to Control, Address, Data Bus High Impedance (AS Negated)
39 BG Width Negated
47 Asynchronous Input Setup Time
57 BGACK Negated to Bus Driven
58 BR Negated to Bus Driven
CLK
47
BR
35
BG
39
AS
DS
R/W
FC2–FC0
A19–A0
D7–D0
8-10
Characteristic
33
38
16
7

Figure 8-6. Bus Arbitration Timing Diagram

MC68306 USER'S MANUAL
(The electrical
16.67 MHz
Min Max Unit
— 50 ns
— 50 ns
— 40 ns
— 40 ns
1.5 6.5 Clks
1.5 3.5 Clks
1.5 3.5 Clks
20 ns 1.5 Clks
— 50 ns
1.5 — Clks
10 — ns
1 — Clks
1 — Clks
47
36
58
MOTOROLA
34