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Freescale Semiconductor, Inc.
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Hardware debugging support: On-Chip Emulation (OnCE™) module, Joint Test
Action Group (JTAG) Test Access Port (TAP), and Address Trace mode
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On-Chip Memories
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Modified Harvard architecture allows simultaneous access to program and data
memories
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Program ROMs that may be factory programmed with data/program provided by the
application developer
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3K x 24 Bit Program RAM
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30K x 24 Bit Program ROM
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5.5K x 24 Bit X-dataRAM
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6K x 24 Bit X-data ROM
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5.5K x 24 Bit Y-data RAM
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6K x 24 Bit Y-data ROM
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192 x 24-bit bootstrap ROM
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Off-Chip Memory Expansion
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Memory expansion up to 4-256K x 24-bit word memory for P, X, and Y memory when
using SRAM
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Memory expansion up to 4-16M x 24-bit word memory for P, X, and Y memory when
using DRAM
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Twenty-four data pin external memory expansion port ( for high speed external
memory access allowing for a large number of external accesses per sample)
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Chip Select Logic for glueless interface to SRAMs
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On-chip DRAM Controller for glueless interface to DRAMs
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Peripheral and Support Circuits
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Enhanced Serial Audio Interface (ESAI) includes:
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6 serial data lines, 4 selectable as receive or transmitt and 2 transmitt only.
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Master or slave capability
2
•
I
S, Sony, AC97, and other audio protocol implementations
•
Asynchronous and synchronous operation
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Serial Host Interface (SHI) features:
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SPI and I
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Ten-word receive FIFO
•
Support for 8-, 16-, and 24-bit words.
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Byte-wide parallel Host Interface (HDI08) with DMA support
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DAX features one serial transmitter capable of supporting S/PDIF, IEC958, IEC1937,
CP-340, and AES/EBU digital audio formats
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Triple Timer module
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On-chip peripheral registers memory mapped in data memory space
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Reduced Power Dissipation
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Very low power (3.3 V) CMOS design
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Wait and Stop low-power standby modes
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Fully-static logic, operation frequency down to 0 Hz (DC)
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Optimized power management circuitry
PACKAGE
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144-pin plastic Thin Quad Flat Pack (TQFP) surface-mount package
MOTOROLA
2
C protocols
DSP56362 Product Brief
For More Information On This Product,
Go to: www.freescale.com
24-Bit Audio Digital Signal Processor
DSP56362
3
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