DSPB56724AG Freescale Semiconductor, DSPB56724AG Datasheet - Page 2

• Manufacturer Part Number: DSPB56724AG
• Description: DSP 24BIT AUD 250MHZ 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: Symphony™r
• Type: Audio Processorr

Specifications of DSPB56724AG

• Interface: Host Interface, I²C, SAI, SPI
• Clock Rate: 250MHz
• Non-volatile Memory: External
• On-chip Ram: 112kB
• Voltage - I/o: 3.30V
• Voltage - Core: 1.20V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 144-LQFP
• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 144
• Package Type: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1
2
Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
1.1
1.2
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 Power Consumption Considerations . . . . . . . . . .7
1.1.5 DC Electrical Characteristics . . . . . . . . . . . . . . . .8
1.1.6 AC Electrical Characteristics . . . . . . . . . . . . . . . .9
1.1.7 Internal Clocks . . . . . . . . . . . . . . . . . . . . . . . . . .9
1.1.8 External Clock Operation. . . . . . . . . . . . . . . . . .10
1.1.9 Reset, Stop, Mode Select, and Interrupt Timing 11
Module-Level Specifications . . . . . . . . . . . . . . . . . . . . .14
1.2.1 Serial Host Interface SPI Protocol Timing . . . . .15
1.2.2 Serial Host Interface (SHI) I
1.2.3 Programming the SHI I
1.2.4 Enhanced Serial Audio Interface Timing . . . . . .24
1.2.5 GPIO Timing . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Symphony
2
C Serial Clock . . . . . . .23
™
DSP56724/ DSP56725 Multi-Core Audio Processors, Rev. 2
2
C Protocol Timing.21
Table of Contents
2
3
4
5
6
Functional Description and Application Information . . . . . . . 39
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Package Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
4.1
4.2
4.3
Product Documentation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
1.2.6 JTAG Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . 30
1.2.7 Watchdog Timer Timing . . . . . . . . . . . . . . . . . . 32
1.2.8 S/PDIF Timing . . . . . . . . . . . . . . . . . . . . . . . . . 33
1.2.9 EMC Timing Specifications—DSP56724 . . . . . 34
Pinout and Package Information . . . . . . . . . . . . . . . . . 40
4.1.1 Pinout for DSP56724 144-Pin Plastic LQFP
4.1.2 Pinout for DSP56725 80-Pin Plastic LQFP Package
4.1.3 Pin Multiplexing . . . . . . . . . . . . . . . . . . . . . . . . 41
144-Pin Package Outline Drawing. . . . . . . . . . . . . . . . 42
80-Pin Package Outline Drawing . . . . . . . . . . . . . . . . . 44
Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
41
Freescale Semiconductor