MC68HC000RC12 Datasheet, PDF (150/189 Pages) Freescale Semiconductor, Inc – 8-/16-/32-Bit Microprocessors User’s Manual

Freescale Semiconductor, Inc.
10.10 AC ELECTRICAL SPECIFICATIONS — READ AND WRITE CYCLES
(VCC=5.0 VDC±5+; GND=0 V; TA=TL to TH; (see Figures 10-4 and 10-5) (Applies To All
Processors Except The MC68EC000)
Num
Characteristic
8 MHz*
16.67 MHz
10 MHz* 12.5 MHz*
12F
16 MHz
20 MHz ^•• Unit
Min Max Min Max Min Max Min Max Min Max Min Max
6 Clock Low to Address Valid
— 62 — 50 — 50 — 50
30 — 25 ns
6A Clock High to FC Valid
— 62 — 50 — 45 — 45 0 30 0 25 ns
7 Clock High to Address, Data — 80 — 70 — 60 — 50
Bus High Impedance
(Maximum)
50 — 42 ns
8 Clock High to Address, FC
Invalid (Minimum)
0 — 0 — 0 — 0 — 0 — 0 — ns
9¹ Clock High to AS, DS
Asserted
3 60 3 50 3 40 3 40 3 30 3 25 ns
11² Address Valid to AS, DS
30 — 20 — 15 — 15 — 15 — 10 — ns
Asserted (Read)/AS Asserted
(Write)
11A² FC Valid to AS ), DS Asserted 90 — 70 — 60 — 30 — 45 — 40 — ns
(Read)/ AS ) Asserted (Write)
12¹ Clock Low to AS, DS Negated — 62 — 50 — 40 — 40 3 30 3 25 ns
13² AS, DS Negated to Address, 40 — 30 — 20 — 10 — 15 — 10 — ns
FC Invalid
14² ASand DS Read) Width
Asserted
270 — 195 — 160 — 120 — 120 — 100 — ns
14A DS Width Asserted (Write)
15² AS, DS Width Negated
140
95
80
60
60 — 50 — ns
150 — 105 — 65 — 60 — 60 — 50 — ns
16 Clock High to Control Bus
High Impedance
17² AS, DS Negated to R/W
Invalid
18¹ Clock High to R/W High
(Read)
20¹ Clock High to R/W Low
(Write)
20A^2,6 AS Asserted to R/W Valid
(Write)
21² Address Valid to R/W Low
(Write)
21A² FC Valid to R/W Low (Write)
22² R/ W Low to DS Asserted
(Write)
— 80 — 70 — 60 — 50 — 50 — 42 ns
40 — 30 — 20 — 10 — 15 — 10 — ns
0 55 0 45 0 40 0 40 0 30 0 25 ns
0 55 0 45 0 40 0 40 0 30 0 25 ns
— 10 — 10 — 10 — 10 — 10 — 10 ns
20 — 0 — 0 — 0 — 0 — 0 — ns
60 — 50 — 30 — 20 — 30 — 25 — ns
80 — 50 — 30 — 20 — 30 — 25 — ns
23 Clock Low to Data-Out Valid
(Write)
— 62 — 50 — 50 — 550 — 30 — 25 ns
25² AS, DS) Negated to Data-Out 40¹ — 30 — 20 — 15 — 15 — 10 — ns
Invalid (Write)
0
10-10
M68000 8-/16-/32-BIT MICROPROCESSORS USER'S MANUAL
For More Information On This Product,
Go to: www.freescale.com
MOTOROLA