Datasheet
Rev. C | Page 38 of 48 | January 2008
ADSP-2184L/ADSP-2185L/ADSP-2186L/ADSP-2187L
Figure 28. Power vs. Frequency (ADSP-2184L)
10
P
O
W
E
R
(
P
I
D
L
E
n
)
–
m
W
22mW
10mW
9mW
IDLE(16)
1/t
CK
–MHz
15
20
25
30
35
5
16
P
O
W
E
R
(
P
I
D
L
E
)
–
m
W
1/t
CK
–MHz
18
20
22
24
26
28
1/
t
CK
–MHz
32
30
P
O
W
E
R
(P
I
N
T
)
–
m
W
80
34 36 38 40 42
110
120
130
140
150
160
90
100
NOTES
VALID FOR ALLTEMPERATURE GRADES.
1. POWER REFLECTS DEVICE OPERATING WITH NO
OUTPUT LOADS.
2.TYPICAL POWER DISSIP A TION AT 3.3V V
DD
AND 25°C, EXCEPT WHERE SPEC IFIED.
3. IDD MEASUREMENTTAKEN WITH ALL INSTRUCTIONS
EXECUTINGFROM INTERNAL MEMORY. 50% Of the INSTRUCTIONS
ARE MULTIFUNCT ION (T YPES 1, 4, 5, 12, 13, 14), 30% ARE TYPE 2 AND
TYPE 6, AND 20% ARE IDLE INSTRUCTIONS.
4. IDLE REFERSTO STATE OF OPERATION DURING EXECUTION OF IDLE
INSTRUCTION. DEASSERTED PINSARE DRIVENTO EITHER V
D
D
OR GND .
126mW
169mW
139mW
102mW
83mW
113mW
32
34
36
38
35mW
28m W
27mW
22mW
22m W
17mW
V
D
D
I
N
T
=
3
.
0
V
12mW
ID L E(128)
13mW
28mW
V
DD
CO RE= 1. 9V
V
DD
CO RE= 1. 8V
POWER, INTERNAL
1,2, 3
POWER, IDLE
1, 2, 4
POWER, IDLE n MODES
2
170
3230 34 36 38 40 42
V
D
D
I
N
T
=
3
.
3
V
V
D
D
I
N
T
=
3
.
6
V
3230 34 36 38 40 42
V
D
D
I
N
T
=
3
.
0
V
V
D
D
I
N
T
=
3
.
3
V
V
D
D
I
N
T
=
3
.
6
V
Figure 29. Power vs. Frequency (ADSP-2185L)
10
P
O
W
E
R
(
P
I
D
L
E
n
)
–
m
W
20mW
10m W
9mW
1/t
CK
–MHz
15
20
25
30
35
5
16
P
O
W
E
R
(
P
I
D
L
E
)
–
m
W
1/t
CK
–MHz
18
20
22
24
26
28
1/
t
CK
–MHz
30
P
O
W
E
R
(P
I
N
T
)
–
m
W
50
35 40 45 50 55
110
130
150
170
190
210
70
90
NOTES
VALID FOR ALL TEMPERATURE GR ADES.
1. POWER REFLECTS DEVICE OPERA TING W ITH NO
OUTPUT LOADS.
2. TY PICA L POWE R DISSIPATION AT 3.3V V
DD
AND 25°C, EXCEPT WHERE SPECIFIED.
3. IDD MEASUREMENT TAKEN WITH ALL INSTRUCTIONS
E XECUTING FROM INTERNAL ME MORY. 5 0% Of the INSTRUCTIONS
ARE MUL TIFUNCT ION (T YPES 1, 4, 5, 12 , 13, 14), 30% AR E TYP E 2 AND
TYPE 6, AND 20 % ARE IDLE INSTRUCTIONS.
4. IDLERE FE R S TO STATE OF OPERATI ON DURING EXECUTIO N OF ID LE
INSTRUCTION. DEASSERTED PINS ARE DRIVEN T O E ITHER V
D
D
OR GND.
128mW
19 7mW
161mW
104mW
84mW
13 0mW
30
32
34
36
35mW
22mW
25m W
20mW
28m W
16mW
V
D
D
I
N
T
=
3
.
0
V
12mW
13mW
28mW
POWER, INTERNAL
1, 2, 3
POWE R, ID LE
1, 2, 4
POWER, IDLE n MODES
2
230
V
D
D
I
N
T
=
3
.
3
V
V
D
D
I
N
T
=
3
.
6
V
30 35 40 45 50 55
30 35 40 45 50 55
40
45
IDLE(128)
IDLE(16)
V
D
D
I
N
T
=
3
.
0
V
V
D
D
I
N
T
=
3
.
3
V
V
D
D
I
N
T
=
3
.
6
V