DSPB56371AF150 Freescale Semiconductor, DSPB56371AF150 Datasheet - Page 53

• Manufacturer Part Number: DSPB56371AF150
• Description: IC DSP 24BIT 150MHZ 80-LQFP
• Manufacturer: Freescale Semiconductor
• Series: Symphony™r
• Type: Audio Processorr

Specifications of DSPB56371AF150

• Interface: Host Interface, I²C, SAI, SPI
• Clock Rate: 150MHz
• Non-volatile Memory: ROM (384 kB)
• On-chip Ram: 264kB
• Voltage - I/o: 3.30V
• Voltage - Core: 1.25V
• Operating Temperature: -40°C ~ 115°C
• Mounting Type: Surface Mount
• Package / Case: 80-LQFP
• Product: DSPs
• Data Bus Width: 24 bit
• Processor Series: DSP563xx
• Core: 56000
• Numeric And Arithmetic Format: Fixed-Point
• Device Million Instructions Per Second: 150 MIPs
• Maximum Clock Frequency: 150 MHz
• Program Memory Size: 192 KB
• Data Ram Size: 264 KB
• Operating Supply Voltage: 1.25 V, 3.3 V
• Maximum Operating Temperature: + 115 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

15
Freescale Semiconductor
Note: Figure 17 is drawn assuming positive polarity high frequency clock (RHCKP=0) and positive bit clock polarity
ADO
(RCKP=0).
ACI
Note:
Digital Audio Transmitter Timing
100
101
102
103
No.
99
1. In order to assure proper operation of the DAX, the ACI frequency should be less than 1/2 of theDSP56371
SCKR (output)
internal clock frequency. For example, if the DSP56371 is running at 181 MHz internally, the ACI frequency
should be less than 90MHz.
ACI frequency (see note)
ACI period
ACI high duration
ACI low duration
ACI rising edge to ADO valid
103
HCKR
Characteristic
Figure 18. Digital Audio Transmitter Timing
Table 23. Digital Audio Transmitter Timing
Figure 17. ESAI HCKR Timing
96
DSP56371 Data Sheet, Rev. 4.1
100
98
Expression
1 / (2 x T
0.5 × T
0.5 × T
1.5 × T
2 × T
101
C
C
C
C
C
)
11.1
Min
2.8
2.8
—
—
102
181 MHz
Digital Audio Transmitter Timing
Max
8.3
90
—
—
—
MHz
Unit
ns
ns
ns
ns
53