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Revision History
SM320C6455-EP
FIXED-POINT DIGITAL SIGNAL PROCESSOR
SPRS462B – SEPTEMBER 2007 – REVISED JANUARY 2008
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
This data sheet revision history highlights the technical changes made to the SPRS276G device-specific
data sheet to make it an SPRS276H revision.
Scope:
Applicable updates to the C64x device family, specifically relating to the SM320C6455-EP device,
have been incorporated.
C6455 Revision History
SEE
ADDITIONS/MODIFICATIONS/DELETIONS
Global
Added
1.2-GHz
device information
Section 1
Features:
Added
0.83-ns
instruction cycle time
Added
1.2-GHz
clock rate
Section 2.1
Device Characteristics:
Table 2-1
, Characteristics of the C6455 Processor:
Added
1200 (1.2 GHz)
Frequency
Added
0.83 ns (C6455-1200) [1.2-GHz CPU]
Cycle Time
Added
-1200
device to 1.25-V Core Voltage
Section 2.8.2
Device Support:
Added Device Speed Range
2 = 1.2 GHz
to
Figure 2-13
, C64x+™ DSP Device Nomenclature (including the
SM320C6455-EP DSP)
Section 6.3
Electrical Characteristics Over Recommended Ranges of Supply Voltage and Operating Case Temperature
Added a row to P
CDD
Core supply power for
CPU frequency = 1200 MHz
with a TYP value of
1.79 W
Added a row to P
DDD
I/O supply power for
CPU frequency = 1200 MHz
with a TYP value of
0.54 W
Section 7
C64x+ Peripheral Information and Electrical Specifications:
Added
-1200
to all timing and switching characteristics tables
Section 7.7.1
PLL1 Controller Device-Specific Information:
Changed third paragraph to ... PLLOUT is set to
1200 MHz
...
Changed PLLOUT MAX value to
1200 MHz
in
Table 7-16
, PLL1 Clock Frequency Ranges
Section 7.8
PLL2 and PLL2 Controller:
Changed C162 value to
0.1
µ
F
in
Figure 7-23
, PLL2 Block Diagram
Revision History
250
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