DSPB56721AF Freescale Semiconductor, DSPB56721AF Datasheet - Page 47

• Manufacturer Part Number: DSPB56721AF
• Description: AUDIO PROCESSOR SYMPH 80-LQFP
• Manufacturer: Freescale Semiconductor
• Series: Symphony™r
• Type: Audio Processorr

Specifications of DSPB56721AF

• 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: 80-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3
See the Symphony™ DSP56720/DSP56721 Multi-Core Audio Processors Reference Manual (DSP56720RM) for detailed
functional and applications information.
Freescale Semiconductor
LAD[23:0] output setup from LCLK
LAD[23:0] output hold from LCLK
LCLK to output high impedance for LAD[23:0]
Notes:
1. A negative hold time means that the signal could be invalid before the LCLK rising edge.
LSDWE/LSDRAS/LSDCAS
LA[2:0]/LBCTL/LCS[7:0]
LCKE/LSDA10/LSDDQM
LOE/LWE
LGPL[5:0]
Table 19. EMC Timing Parameters (EMC PLL Bypassed; LRCC[CLKDIV] = 8) (Continued)
Functional Description and Application Information
Output Signals
LAD[23:0] (data)
LAD[23:0]
LUPWAIT
Figure 40. EMC Signals (EMC PLL Bypassed; LRCC[CLKDIV] = 8)
Symphony
LCLK
LGTA
LALE
Parameter
™
asynchronous input
DSP56720/DSP56721 Multi-Core Audio Processors, Rev. 5
asynchronous input
T
T
ad_s
out_s
T
ale
T
T
ad_h
out_h
T
T
upwait
ale_h
T
T
T
ad_z
gta
in_s
Symbol
T
T
T
T
in_h
T
ad_h
ad_s
ad_z
clk
Min
12
17
—
Max
17.1
—
—
Unit
ns
ns
ns
47