ADSP-2109 AD [Analog Devices], ADSP-2109 Datasheet - Page 17

• Manufacturer Part Number: ADSP-2109
• Description: Low Cost DSP Microcomputers
• Manufacturer: AD [Analog Devices]

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SPECIFICATIONS (ADSP-2104L /ADSP-2109L)
SUPPLY CURRENT & POWER (ADSP-2104L /ADSP-2109L)
Parameter
I
I
NOTES
1
2
3
For typical supply current (internal power dissipation) figures, see Figure 13.
Current reflects device operating with no output loads.
V
Idle refers to ADSP-2104L/ADSP-2109L state of operation during execution of IDLE instruction. Deasserted pins are driven to either V
DD
DD
IN
= 0.4 V and 2.4 V.
Supply Current (Dynamic)
Supply Current (Idle)
Figure 13. ADSP-2104L/ADSP-2109L Power (Typical) vs. Frequency
1, 3
1
2
3
12
10
14
POWER REFLECTS DEVICE OPERATING WITH NO OUTPUT LOADS.
IDLE REFERS TO ADSP-2104L/ADSP-2109L OPERATION DURING EXECUTION OF IDLE INSTRUCTION.
MAXIMUM POWER DISSIPATION AT V
DEASSERTED PINS ARE DRIVEN TO EITHER V
8
2
0
6
4
5.00
1
V
5mW
9mW
6mW
DD
V
= 3.30V
7.00
DD
FREQUENCY – MHz
= 3.6V
IDD IDLE
V
10.00
Test Conditions
@ V
@ V
DD
= 3.0V
DD
DD
1
50
45
40
35
30
25
20
15
10
13.83
5
0
5.00
= max, t
= max, t
10mW
19mW
15mW
13mW
24mW
8mW
V
DD
15.00
DD
7.00
FREQUENCY – MHz
= 3.6V DURING EXECUTION OF IDLE n INSTRUCTION.
IDLE DYNAMIC
= 3.6V
CK
CK
–17–
= 72.3 ns
= 72.3 ns
DD
10.00
OR GND.
V
DD
V
1,2
13.83
DD
= 3.0V
14
12
10
2
8
6
4
2
0
= 3.30V
5.00
48mW
37mW
29mW
4mW
5mW
9mW
15.00
7.00
IDD IDLE
IDD IDLE n MODES
FREQUENCY – MHz
IDLE 16
IDLE 128
10.00
Min
ADSP-2104/ADSP-2109
13.83
3
7mW
13mW
6mW
15.00
Max
14
4
DD
or GND.
Unit
mA
mA