DSPD56367AG150 Freescale Semiconductor, DSPD56367AG150 Datasheet - Page 36

• Manufacturer Part Number: DSPD56367AG150
• Description: DSP Fixed-Point 24-Bit 150MHz 150MIPS 144-Pin LQFP Tray
• Manufacturer: Freescale Semiconductor

Specifications of DSPD56367AG150

• Package: 144LQFP
• Numeric And Arithmetic Format: Fixed-Point
• Maximum Speed: 150 MHz
• Ram Size: 69 KB
• Device Million Instructions Per Second: 150 MIPS

External Memory Expansion Port (Port A)
3.10
3.10.1
3-12
100
101
102
103
No.
Address valid and AA assertion pulse width
Address and AA valid to WR assertion
WR assertion pulse width
WR deassertion to address not valid
IRQC, IRQD,
IRQA, IRQB,
External Memory Expansion Port (Port A)
A0–A17
SRAM Timing
IRQA
A0–A17
NMI
WR
RD
Figure 3-7 Recovery from Stop State Using IRQA Interrupt Service
Characteristics
Figure 3-8 External Memory Access (DMA Source) Timing
Table 3-8 SRAM Read and Write Accesses
29
First Interrupt Instruction Execution
DSP56367 Technical Data, Rev. 2.1
25
26
DMA Source Address
Symbol
t
RC
t
t
t
WP
WR
, t
AS
WC
(WS + 2) × T
(WS − 0.5) × T
(WS + 3) × T
0.75 × T
WS × T
1.25 × T
1.25 × T
2.25 × T
First IRQA Interrupt Instruction Fetch
Expression
C
C
C
− 4.0 [2 ≤ WS ≤ 3]
− 2.0[2 ≤ WS ≤ 3]
C
− 4.0[2 ≤ WS ≤ 7]
C
C
− 2.0[WS ≥ 4]
− 4.0[WS ≥ 8]
− 4.0 [2 ≤ WS ≤ 7]
C
C
− 4.0 [WS ≥ 8]
− 4.0[WS ≥ 4]
1
Freescale Semiconductor
22.7
69.3
19.3
11.0
Min
3.0
6.3
9.3
4.3
150 MHz
AA0467
AA1104
Max
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns