DSPB56721AG Freescale Semiconductor, DSPB56721AG Datasheet - Page 2

• Manufacturer Part Number: DSPB56721AG
• Description: AUDIO PROCESSOR SYMPH 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: Symphony™r
• Type: Audio Processorr

Specifications of DSPB56721AG

• Interface: Host Interface, I²C, SAI, SPI
• Clock Rate: 200MHz
• Non-volatile Memory: External
• On-chip Ram: 744kB
• Voltage - I/o: 3.30V
• Voltage - Core: 1.00V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1
2
2
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
1.1
1.2
1.3
1.4
Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Pinout for DSP56720 144-Pin Plastic LQFP Package . .5
Pinout for DSP56721 80-Pin Plastic LQFP Package . . .6
Pinout for DSP56721 144-Pin Plastic LQFP Package . .7
Pin Multiplexing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
2.1
2.2
2.3
2.5
2.6
2.7
2.8
2.9
2.10
2.11
Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . .8
Thermal Characteristics. . . . . . . . . . . . . . . . . . . .9
Power Requirements . . . . . . . . . . . . . . . . . . . . .10
DC Electrical Characteristics . . . . . . . . . . . . . . .12
AC Electrical Characteristics . . . . . . . . . . . . . . .13
Internal Clocks . . . . . . . . . . . . . . . . . . . . . . . . . .13
External Clock Operation. . . . . . . . . . . . . . . . . .13
Reset, Stop, Mode Select, and Interrupt Timing 15
Serial Host Interface (SHI) SPI Protocol Timing 18
Serial Host Interface (SHI) I
Symphony
™
DSP56720/DSP56721 Multi-Core Audio Processors, Rev. 5
2
C Protocol Timing.24
Table of Contents
3
4
5
6
7
Functional Description and Application Information . . . . . . . 47
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Package Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
5.1
5.2
Product Documentation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
2.12
2.13
2.14
2.15
2.16
2.17
2.18
2.19
2.20
80-Pin Package Outline Drawing . . . . . . . . . . . . . . . . . 49
144-Pin Package Outline Drawing. . . . . . . . . . . . . . . . 51
Programming the SHI I
Enhanced Serial Audio Interface (ESAI) Timing 27
Timer Timing . . . . . . . . . . . . . . . . . . . . . . . . . . 32
GPIO Timing . . . . . . . . . . . . . . . . . . . . . . . . . . 32
JTAG Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Watchdog Timer Timing . . . . . . . . . . . . . . . . . . 35
Host Data Interface (HDI24) Timing . . . . . . . . . 35
S/PDIF Timing . . . . . . . . . . . . . . . . . . . . . . . . . 42
EMC Timing (DSP56720 Only) . . . . . . . . . . . . 43
Freescale Semiconductor
2
C Serial Clock . . . . . . 26