DSPB56725AF Freescale Semiconductor, DSPB56725AF Datasheet - Page 28

• Manufacturer Part Number: DSPB56725AF
• Description: DSP 24BIT AUD 250MHZ 80-LQFP
• Manufacturer: Freescale Semiconductor
• Series: Symphony™r
• Type: Audio Processorr

Specifications of DSPB56725AF

• 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: 80-LQFP
• Processor Series: DSP567xx
• Core: 56300
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Peak Reflow Compatible (260 C): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

28
No.
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
Data in setup time before SCKR (SCK in synchronous
mode) falling edge
Data in hold time after SCKR falling edge
FSR input (bl, wr) high before SCKR falling edge
FSR input (wl) high before SCKR falling edge
FSR input hold time after SCKR falling edge
Flags input setup before SCKR falling edge
Flags input hold time after SCKR falling edge
SCKT rising edge to FST out (bl) high
SCKT rising edge to FST out (bl) low
SCKT rising edge to FST out (wr) high
SCKT rising edge to FST out (wr) low
SCKT rising edge to FST out (wl) high
SCKT rising edge to FST out (wl) low
SCKT rising edge to data out enable from high
impedance
SCKT rising edge to transmitter #0 drive enable
assertion
SCKT rising edge to data out valid
SCKT rising edge to data out high impedance
SCKT rising edge to transmitter #0 drive enable
deassertion
FST input (bl, wr) setup time before SCKT falling edge
FST input (wl) setup time before SCKT falling edge
FST input hold time after SCKT falling edge
Table 10. Enhanced Serial Audio Interface Timing Parameters (Continued)
7
Characteristics
Symphony
™
DSP56720/DSP56721 Multi-Core Audio Processors, Rev. 5
1, 3, 4
6
6
7
6
6
Symbol
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Expression
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
5
19.0
12.0
12.0
19.0
18.0
18.0
Min
3.5
9.0
2.0
2.0
2.5
8.5
0.0
6.0
0.0
2.0
2.0
4.0
5.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
5
Max
20.0
10.0
20.0
10.0
22.0
12.0
10.0
22.0
17.0
17.0
11.0
13.0
16.0
14.0
8.0
9.0
9.0
14
14
14
13
13
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Freescale Semiconductor
Condition
i ck a
i ck a
i ck a
i ck s
i ck s
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
x ck
i ck
i ck
i ck
i ck
i ck
i ck
i ck
i ck
i ck
i ck
i ck
i ck
i ck
i ck
i ck
i ck
2
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns