Stereo System User Manual

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2 Device Overview
2.1 Device Characteristics
TMS320C6727, TMS320C6726, TMS320C6722
Floating-Point Digital Signal Processors
SPRS268E – MAY 2005 – REVISED JANUARY 2007
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.
Table 2-1. Characteristics of the C672x Processors
HARDWARE FEATURES C6727 C6726 C6722
dMAX 1
EMIF 1 (32-bit) 1 (16-bit) 1 (16-bit)
Peripherals
UHPI 1 0 0
Not all peripheral pins are
McASP 3 3 (McASP2 DIT only) 2
available at the same time.
(For more details, see the
SPI 2
Device Configurations section.)
I2C 2
RTI 1
32KB Program Cache 32KB Program Cache 32KB Program Cache
On-Chip Memory Size (KB) 256KB RAM 256KB RAM 128KB RAM
384KB ROM 384KB ROM 384KB ROM
Control Status Register
CPU ID + CPU Rev ID 0x0300
(CSR.[31:16])
Frequency MHz 300, 250 250, 225 250, 225, 200
3.3 ns (C6727-300) 4 ns (C6722-250)
4 ns (C6726-250)
Cycle Time ns 4 ns (C6727A-250 and 4.4 ns (C6722A-225)
4.4 ns (C6726A-225)
C6727-250) 5 ns (C6722-200)
Core (V) 1.2 V
Voltage
I/O (V) 3.3 V
Prescaler /1, /2, /3, ..., /32
Clock Generator Options Multiplier x4, x5, x6, ..., x25
Postscaler /1, /2, /3, ..., /32
256-Terminal PBGA
(GDH)
17 x 17 mm – –
256-Terminal Green
Packages (see Section 7 )
PBGA (ZDH)
144-Pin PowerPAD 144-Pin PowerPAD
20 x 20 mm –
Green TQFP (RFP) Green TQFP (RFP)
Process Technology µm 0.13 µm
Product Preview (PP),
Product Status
(1)
Advance Information (AI), or PD
Production Data (PD)
(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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