MC68EC000 Motorola, MC68EC000 Datasheet - Page 67
MC68EC000
Manufacturer Part Number
MC68EC000
Description
Core Processor (SCM 68000)
Manufacturer
Motorola
Datasheet
1.MC68EC000.pdf
(145 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68EC000AA10
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Company:
Part Number:
MC68EC000AA12
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Company:
Part Number:
MC68EC000AA16
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Part Number:
MC68EC000AA16
Manufacturer:
FREESCALE
Quantity:
20 000
Company:
Part Number:
MC68EC000AA16R2
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Company:
Part Number:
MC68EC000AA20
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Part Number:
MC68EC000CFU10
Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
Company:
Part Number:
MC68EC000EI10
Manufacturer:
MOT
Quantity:
6 239
Company:
Part Number:
MC68EC000EI16
Manufacturer:
FREESCALE
Quantity:
450
Company:
Part Number:
MC68EC000EI16
Manufacturer:
Freescale Semiconductor
Quantity:
135
Bus Operation
3-26
UDSB and/or LDSB
SIZ1–SIZ0
FC2–FC0
BGACKB
DTACKB
D15–D0
A31–A0
TSCAE
ERWB
AOEB
COEB
DOEB
RMCB
RWB
DSB
BGB
BRB
ASB
CLKI
Figure 3-21. 3-Wire Bus Arbitration Timing Diagram—Special Case
BUS THREE-STATED
BGB ASSERTED
BRB VALID INTERNAL
BRB SAMPLED
BRB ASSERTED
S0
PROCESSOR
Freescale Semiconductor, Inc.
EC000 CORE PROCESSOR USER’S MANUAL
S2
For More Information On This Product,
S4
Go to: www.freescale.com
S6
BGACKB SAMPLED
BGACKB NEGATED
BUS RELEASED FROM THREE STATE AND
PROCESSOR STARTS NEXT BUS CYCLE
BGACKB NEGATED INTERNAL
ALTERNATE BUS MASTER
S0
S2
PROCESSOR
S4
MOTOROLA
S6
S0