Device Overview; Device Characteristics - Texas Instruments TMS320C6722 User Manual

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2 Device Overview

2.1 Device Characteristics

Table 2-1 provides an overview of the C672x DSPs. The table shows significant features of each device,
including the capacity of on-chip memory, the peripherals, the execution time, and the package type with
pin count.
HARDWARE FEATURES
Peripherals
Not all peripheral pins are
available at the same time.
(For more details, see the
Device Configurations section.)
On-Chip Memory
CPU ID + CPU Rev ID
Frequency
Cycle Time
Voltage
Clock Generator Options
Packages (see Section 7)
Process Technology
(1)
Product Status
(1) Advance Information concerns new products in the sampling or preproduction phase of development. Characteristic data and other
specifications are subject to change without notice.
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Table 2-1. Characteristics of the C672x Processors
dMAX
EMIF
UHPI
McASP
SPI
I2C
RTI
Size (KB)
Control Status Register
(CSR.[31:16])
MHz
ns
Core (V)
I/O (V)
Prescaler
Multiplier
Postscaler
17 x 17 mm
20 x 20 mm
µm
Product Preview (PP),
Advance Information (AI), or
Production Data (PD)
TMS320C6727, TMS320C6726, TMS320C6722
Floating-Point Digital Signal Processors
SPRS268E – MAY 2005 – REVISED JANUARY 2007
C6727
1 (32-bit)
1
3 3 (McASP2 DIT only)
32KB Program Cache 32KB Program Cache
256KB RAM
384KB ROM
300, 250
3.3 ns (C6727-300)
4 ns (C6726-250)
4 ns (C6727A-250 and
4.4 ns (C6726A-225)
C6727-250)
/1, /2, /3, ..., /32
x4, x5, x6, ..., x25
/1, /2, /3, ..., /32
256-Terminal PBGA
(GDH)
256-Terminal Green
PBGA (ZDH)
144-Pin PowerPAD
–
Green TQFP (RFP)
C6726 C6722
1
1 (16-bit) 1 (16-bit)
0
2
2
1
32KB Program Cache
256KB RAM 128KB RAM
384KB ROM 384KB ROM
0x0300
250, 225 250, 225, 200
4 ns (C6722-250)
4.4 ns (C6722A-225)
5 ns (C6722-200)
1.2 V
3.3 V
–
144-Pin PowerPAD
Green TQFP (RFP)
0.13 µm
PD
Device Overview
0
2
–
7