DSP56374 View Datasheet(PDF) - Motorola => Freescale
Part Name
Description
Manufacturer
DSP56374 Datasheet PDF : 128 Pages
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1.2
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On-chip Memory Configuration
6Kx24 Bit Y-Data RAM and 4Kx24 Bit Y-Data ROM.
6Kx24 Bit X-Data RAM and 4Kx24 Bit X-Data ROM.
20Kx24 Bit Program and Bootstrap ROM including a PROM patching mechanism.
6Kx24 Bit Program RAM.
Various memory switches are available. See memory table below.
Features
Table 1. DSP56374 Memory Switch Configurations
Bit Settings
MSW1
MSW0
MS
X
X
0
0
0
1
0
1
1
1
0
1
1
1
1
Prog
RAM
6K
2K
4K
8K
10K
Memory Sizes (24-bit words)
X Data
RAM
Y Data
RAM
Prog
ROM
X Data
ROM
6K
6K
20K
4K
10K
6K
20K
4K
8K
6K
20K
4K
4K
6K
20K
4K
4K
4K
20K
4K
Y Data
ROM
4K
4K
4K
4K
4K
1.3
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Peripheral modules
Enhanced Serial Audio Interface (ESAI): up to 4 receiver pins and up to 6 transmitter pins, master or slave. I2S, Sony,
AC97, network and other programmable protocols.
Enhanced Serial Audio Interface I (ESAI_1): up to 4 receiver pins and up to 6 transmitter pins, master or slave. I2S, Sony,
AC97, network and other programmable protocols. Note: Available in the 80 pin package only
Serial Host Interface (SHI): SPI and I2C protocols, 10-word receive FIFO, support for 8, 16 and 24-bit words. Three noise
reduction filter modes.
Triple Timer module (TEC).
Most pins of unused peripherals may be programmed as GPIO pins. Up to 47 pins can be configured as GPIO on the
80 pin package and 20 pins on the 52 pin package.
Hardware Watchdog Timer
1.4 Packages
• 80-pin and 52-pin plastic LQFP packages.
Freescale Semiconductor
PRELIMINARY
3
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