DSP56301PW80B1 Freescale Semiconductor, DSP56301PW80B1 Datasheet - Page 39

• Manufacturer Part Number: DSP56301PW80B1
• Manufacturer: Freescale Semiconductor

Specifications of DSP56301PW80B1

• Device Core Size: 24b
• Format: Fixed Point
• Clock Freq (max): 80MHz
• Mips: 80
• Device Input Clock Speed: 80MHz
• Ram Size: 24KB
• Program Memory Size: Not RequiredKB
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temp Range: -40C to 100C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 208
• Package Type: TQFP
• Lead Free Status / Rohs Status: Not Compliant

2.5.5.1 SRAM Timing
Freescale Semiconductor
No.
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
Address valid and AA
assertion pulse width
Address and AA valid to
WR assertion
WR assertion pulse width
WR deassertion to
address not valid
Address and AA valid to
input data valid
RD assertion to input data
valid
RD deassertion to data not
valid (data hold time)
Address valid to WR
deassertion
Data valid to WR
deassertion (data setup
time)
Data hold time from WR
deassertion
WR assertion to data
active
WR deassertion to data
high impedance
Previous RD deassertion
to data active (write)
RD deassertion time
WR deassertion time
Characteristics
2
2
Symbol
t
t
DS
t
Table 2-8.
RC
AA
t
t
t
t
t
OHZ
t
t
WP
WR
AW
AS
OE
DH
, t
, t
(t
DW
WC
AC
)
DSP56301 Technical Data, Rev. 10
(WS + 1) × T
(WS + 2) × T
(WS + 0.75) × T
(WS + 0.25) × T
(WS + 0.75) × T
(WS − 0.25) × T
(WS − 0.5) × T
SRAM Read and Write Accesses
(WS + 3) × T
0.75 × T
0.25 × T
1.25 × T
0.25 × T
1.25 × T
0.25 × T
0.25 × T
1.25 × T
1.25 × T
2.25 × T
0.75 × T
1.75 × T
WS × T
2.5 × T
−0.25 × T
0.25 × T
1.25 × T
2.25 × T
2.25 × T
0.75 × T
2.25 × T
3.25 × T
2.75 × T
1.5 × T
0.5 × T
3.5 × T
T
C
Expression
− 4.0 [2 ≤ WS ≤ 3]
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
− 4.0 [4 ≤ WS ≤ 7]
C
− 4.0 [2 ≤ WS ≤ 3]
C
C
+ 0.2 [1 ≤ WS ≤ 3]
+ 0.2 [4 ≤ WS ≤ 7]
C
− 2.0 [2 ≤ WS ≤ 3]
C
− 2.0 [1 ≤ WS ≤ 3]
− 4.0 [4 ≤ WS ≤ 7]
C
− 2.0 [1 ≤ WS ≤ 3]
− 2.0 [4 ≤ WS ≤ 7]
C
− 3.7 [2 ≤ WS ≤ 3]
− 4.0 [1 ≤ WS ≤ 3]
− 4.0 [4 ≤ WS ≤ 7]
C
− 4.0 [1 ≤ WS ≤ 3]
− 4.0 [4 ≤ WS ≤ 7]
C
C
C
C
− 4.0 [WS = 1]
− 4.0 [WS = 1]
− 4.0 [WS ≥ 8]
− 2.0 [WS = 1]
− 3.7 [WS = 1]
+ 0.2 [WS ≥ 8]
− 2.0 [WS ≥ 4]
− 4.0 [WS ≥ 8]
− 2.0 [WS ≥ 8]
− 4.0 [WS ≥ 8]
− 4.0 [WS ≥ 8]
− 4.0 [1 ≤ WS ≤ 3]
− 4.0 [4 ≤ WS ≤ 7]
C
− 3.7 [WS ≥ 4]
C
C
C
C
C
− 4.0 [WS ≥ 8]
− 4.0 [WS ≥ 4]
− 5.0 [WS ≥ 1]
− 5.0 [WS ≥ 1]
− 4.0 [WS ≥ 1]
− 3.0 [WS ≥ 1]
1
133.5
Min
21.0
71.0
13.6
14.8
21.0
39.8
11.6
24.1
17.9
13.6
26.1
–0.6
–6.8
11.6
24.1
36.6
17.9
30.4
27.3
39.8
1.1
7.4
1.1
0.0
6.4
1.1
5.7
5.4
2.3
8.5
—
—
—
—
—
80 MHz
3,6
Max
16.9
10.6
15.8
28.3
3.3
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
AC Electrical Characteristics
106.0
16.0
56.0
10.5
11.0
16.0
31.0
18.5
13.5
10.5
20.5
–1.2
–6.2
18.5
28.5
13.5
23.5
21.0
31.0
Min
0.5
5.5
0.5
8.5
0.0
4.5
0.5
3.8
8.5
3.5
1.0
6.0
—
—
—
—
—
100 MHz
Max
12.5
12.7
22.7
7.5
2.7
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
2-13