
ADSP-21xx
–26–
REV. B
SPECIFICATIONS (ADSP-2103/2162/2164)
SUPPLY CURRENT & POWER (ADSP-2103/2162/2164)
Parameter
Test Conditions
Min
Max
Unit
IDD
Supply Current (Dynamic)
1
@ VDD = max, tCK = 72.3 ns
2
14
mA
IDD
Supply Current (Idle)
1, 3
@ VDD = max, tCK = 72.3 ns
4
mA
NOTES
1Current reflects device operating with no output loads.
2V
IN = 0.4 V and 2.4 V.
3Idle refers to ADSP-21xx state of operation during execution of IDLE instruction. Deasserted pins are driven to either V
DD or GND.
For typical supply current (internal power dissipation) figures, see Figure 23.
VALID FOR ALL TEMPERATURE GRADES.
1
POWER REFLECTS DEVICE OPERATING WITH NO OUTPUT LOADS.
2
IDLE REFERS TO ADSP-21xx OPERATION DURING EXECUTION OF IDLE INSTRUCTION.
DEASSERTED PINS ARE DRIVEN TO EITHER V
DD
OR GND.
3
MAXIMUM POWER DISSIPATION AT V
DD
= 3.6V DURING EXECUTION OF
IDLE n INSTRUCTION.
4
0
2
10
6
8
12
14
15.00
13.83
10.00
7.00
5.00
POWER
–
mW
IDD IDLE
FREQUENCY – MHz
9mW
6mW
5mW
13mW
10mW
8mW
1
15
5
10
30
20
25
35
50
POWER
–
mW
IDLE DYNAMIC 1,2
FREQUENCY – MHz
48mW
37mW
29mW
15mW
15.00
13.83
10.00
7.00
5.00
45
40
0
24mW
19mW
4
0
2
10
6
8
12
14
15.00
13.83
10.00
7.00
5.00
POWER
–
mW
FREQUENCY – MHz
IDLE 128
IDLE 16
IDD IDLE
9mW
5mW
4mW
13mW
7mW
6mW
IDD IDLE n MODES 3
V
DD
= 3.6V
V
DD
= 3.30V
V
DD
= 3.0V
V
DD
= 3.6V
V
DD
= 3.30V
V
DD
= 3.0V
Figure 23. ADSP-2103 Power (Typical) vs. Frequency