ppc440gr-3jb667cz Applied Micro Circuits Corporation (AMCC), ppc440gr-3jb667cz Datasheet - Page 82
ppc440gr-3jb667cz
Manufacturer Part Number
ppc440gr-3jb667cz
Description
Powerpc 440gr Embedded Processor
Manufacturer
Applied Micro Circuits Corporation (AMCC)
Datasheet
1.PPC440GR-3JB667CZ.pdf
(88 pages)
- Current page: 82 of 88
- Download datasheet (2Mb)
Example 1:
If the data-to-PLB clock timing is as shown in the example below, then the read clock is not delayed and the Stage
1 data is sampled at
to the PPC440GR, it is unlikely that Stage 1 data can be sampled. When the data comes later, it is necessary to
sample Stage 2 or Stage 3 data. (see Examples 2 and 3). Another way to get the desired data-to-PLB timing to
allow Stage 1 sampling is to buffer MemClkOut0 and skew it enough to guarantee the timing. In this example, T
controlled and set by the software.
Figure 12. DDR SDRAM Read Cycle Timing—Example 1
82
Revision 1.19 – May 07, 2008
Preliminary Data Sheet
Data in Stage 1 D
Data out Stage 1
Data in at RDSP
DQS Stage 1 C
Data out RDSP
with no ECC
Data at pin
DQS at pin
PLB Clock
T
DIN
(1)
. Except for small, low frequency memory systems with the memory located physically close
High
Low
High
Low
T
High
Low
T
D0
SIN
T
D0
T
T
T
P
T
T
SIN
P
DIN
T
D0
= Propagation delay through FFs
= Propagation delay, Stage 1 input to RDSP input w/o ECC
= Delay from DQS at package pin to C on Stage 1 FF.
T
= Delay from data at package pin to D on Stage 1 FF.
D1
D0
P
D1
D0
D1
(1)
D0
D1
D2
D2
D0
D1
D2
440GR – PPC440GR Embedded Processor
D3
D2
D3
D2
D3
D2
D3
D2
D3
AMCC Proprietary
T
is
Related parts for ppc440gr-3jb667cz
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Power PC 440GR Embedded Processor
Manufacturer:
AMCC [Applied Micro Circuits Corporation]
Datasheet:
Part Number:
Description:
Ethernet Transceiver, AMCC Adds Multi-Rate Capability to its Line of Low Jitter OC-48 CMOS Transceivers, Tape and Reel
Manufacturer:
Applied Micro Circuits Corporation
Part Number:
Description:
Ethernet Transceiver, AMCC Enhances OC-48 FEC Transceiver Solution, Unparalleled Jitter Performance and Extended Rate Capabilities Ideal for DWDM Applications
Manufacturer:
Applied Micro Circuits Corporation
Part Number:
Description:
Pci Product
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet:
Part Number:
Description:
5-gbps Network Processor With Integrated Traffic Manager
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet:
Part Number:
Description:
5-gbps Network Processor With Integrated Traffic Manager
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet:
Part Number:
Description:
Np3750 5-gbps Network Processor With Integrated Traffic Manager
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet:
Part Number:
Description:
2.5-gbps Network Processor With Integrated Traffic Manager
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet:
Part Number:
Description:
24 Fe + 2 Ge Integrated Packet Processor Npu, Tm, Switching, Macs
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet:
Part Number:
Description:
Oc-24 / 2ge Packet Processor For Mobile Infrastructure
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet:
Part Number:
Description:
Continuous Rate Clock Recovery Unit
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet:
Part Number:
Description:
20-output Clock Driver
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet:
Part Number:
Description:
Sonet/sdh/atm Oc-48 Transceiver With Cdr
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet:
Part Number:
Description:
Gpon Transceiver With Cdr
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet:
Part Number:
Description:
Sonet/sdh/fec/fc/ge/hdtv/dtv/d1/escon Multirate 16-bit Transceiver
Manufacturer:
Applied Micro Circuits Corporation (AMCC)
Datasheet: