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DSP56724 Datasheet(PDF) 2 Page - Freescale Semiconductor, Inc

Part # DSP56724
Description  Symphony??DSP56724/DSP56725 Multi-Core Audio Processors
PDF  48 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

DSP56724 Datasheet(HTML) 2 Page - Freescale Semiconductor, Inc

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Symphony™ DSP56724/ DSP56725 Multi-Core Audio Processors, Rev. 1
Freescale Semiconductor
2
Table of Contents
1
Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
1.1 Chip-Level Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1.1 Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1.2 Thermal Characteristics . . . . . . . . . . . . . . . . . . . . . 6
1.1.3 Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . 6
1.1.4 DC Electrical Characteristics . . . . . . . . . . . . . . . . . . 7
1.1.5 AC Electrical Characteristics . . . . . . . . . . . . . . . . . . 8
1.1.6 Internal Clocks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
1.1.7 External Clock Operation. . . . . . . . . . . . . . . . . . . . . 9
1.1.8 Reset, Stop, Mode Select, and Interrupt Timing . . 10
1.2 Module-Level Specifications . . . . . . . . . . . . . . . . . . . . . . .13
1.2.1 Serial Host Interface SPI Protocol Timing . . . . . . . 14
1.2.2 Serial Host Interface (SHI) I2C Protocol Timing . . 20
1.2.3 Programming the SHI I
2C Serial Clock . . . . . . . . . 22
1.2.4 Enhanced Serial Audio Interface Timing . . . . . . . . 23
1.2.5 GPIO Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
1.2.6 JTAG Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
1.2.7 Watchdog Timer Timing . . . . . . . . . . . . . . . . . . . . . 31
1.2.8 S/PDIF Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
1.2.9 EMC Timing Specifications—DSP56724 . . . . . . . . 33
2
Functional Description and Application Information . . . . . . . 38
3
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
4
Package Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
4.1
Pinout and Package Information . . . . . . . . . . . . . . . . . 39
4.1.1 Pinout for DSP56724 144-Pin Plastic
LQFP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
4.1.2 Pinout for DSP56725 80-Pin Plastic
LQFP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
4.1.3 Pin Multiplexing. . . . . . . . . . . . . . . . . . . . . . . . . . 40
4.2
144-Pin Package Outline Drawing . . . . . . . . . . . . . . . . 41
4.3
80-Pin Package Outline Drawing . . . . . . . . . . . . . . . . . 43
5
Product Documentation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
6
Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45



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