MPC2605ZP83 Freescale, MPC2605ZP83 Datasheet - Page 23

• Manufacturer Part Number: MPC2605ZP83
• Manufacturer: Freescale

Specifications of MPC2605ZP83

• Operating Temperature (max): 85C
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Not Compliant

READ/WRITE MISS
write miss that causes the MPC2605 to replace a dirty
line. L2 BR is asserted two clocks after TS. The dirty
data to be replaced is moved into the internal COB at
MOTOROLA
DH0 – DH31,
DL0 – DL31
L2 CLAIM
CPU DBG
Figure 6 is an illustration of a processor read or
A0 – A31
CPU BG
L2 DBG
L2 BG
L2 BR
AACK
TBST
DBB
CLK
TS
TA
LEGEND
Signal driven to the MPC2605
Signal driven by the MPC2605
High-Z
Figure 6. Read or Write Miss Followed by Castout
Integrated Secondary Cache for Microprocessors
1
Freescale Semiconductor, Inc.
For More Information On This Product,
That Implement PowerPC Architecture
A
2
Go to: www.freescale.com
A1
3
A2
4
the same time the new data is written into the cache.
Note that the copy-back operation occurs after the
processor request is satisfied. In addition, no delay is
added to the processor transaction. It proceeds as fast
as the memory controller will allow.
A3
5
A4
6
7
8
B
B1
9
B2
10
MPC2605/D
11
B3
B4
12
23