DSPA56371AF150B Freescale Semiconductor, DSPA56371AF150B Datasheet - Page 42

• Manufacturer Part Number: DSPA56371AF150B
• Manufacturer: Freescale Semiconductor

Specifications of DSPA56371AF150B

• Device Core Size: 24b
• Format: Fixed Point
• Clock Freq (max): 150MHz
• Mips: 150
• Device Input Clock Speed: 150MHz
• Program Memory Size: 192KB
• Operating Supply Voltage (typ): 1.25/3.3V
• Operating Supply Voltage (min): 1.2/3.14V
• Operating Temp Range: -40C to 115C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 80
• Package Type: LQFP
• Lead Free Status / Rohs Status: Compliant

Serial Host Interface SPI Protocol Timing
42
Note:
No.
34
35
36
37
38
39
40
41
42
43
1. V
2. Periodically sampled, not 100% tested
3. All times assume noise free inputs
4. All times assume internal clock frequency of 150 MHz
5. Equation applies when the result is positive T
SCK edge to data out not valid
(data out hold time)
SS assertion to data out valid
(CPHA = 0)
First SCK sampling edge to HREQ output deassertion
Last SCK sampling edge to HREQ output not
deasserted (CPHA = 1)
SS deassertion to HREQ output not deasserted
(CPHA = 0)
SS deassertion pulse width (CPHA = 0)
HREQ in assertion to first SCK edge
HREQ in deassertion to last SCK sampling edge
(HREQ in set-up time) (CPHA = 1)
First SCK edge to HREQ in not asserted
(HREQ in hold time)
HREQ assertion width
CORE_VDD
= 1.2 5 ± 0.05 V; T
Table 20. Serial Host Interface SPI Protocol Timing (continued)
Characteristics
J
= –40°C to 115°C for 150 MHz; T
Figure 9. SPI Master Timing (CPHA = 0)
1,3,4
DSP56371 Data Sheet, Rev. 4.1
C
Master/Slave
J
= 0°C to 100°C for 181 MHz; C
Master
Master
Master
Master
Mode
Slave
Slave
Slave
Slave
Slave
0.5 x T
Expressions
3.0 x T
3.0 x T
x T
2.0 x T
4.0 x T
2.0 x T
3.0 x T
SPICC
—
—
—
C
C
C
+ 5
+ 30
+ 30
C
C
C
C
+ 3.0
L
= 50 pF
Freescale Semiconductor
12.0
52.2
46.6
12.7
63.0
20.0
Min
—
50
0
0
Max
15.0
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns