參數(shù)資料
型號: ADSP2104
廠商: Analog Devices, Inc.
英文描述: Low Cost DSP Microcomputers
中文描述: 低成本DSP單片機
文件頁數(shù): 17/36頁
文件大?。?/td> 333K
代理商: ADSP2104
ADSP-2104/ADSP-2109
REV. 0
–17–
SPECIFICATIONS (ADSP-2104L/ADSP-2109L)
SUPPLY CURRENT & POWER (ADSP-2104L/ADSP-2109L)
Parameter
T est Conditions
Min
Max
Unit
I
DD
I
DD
Supply Current (Dynamic)
1
Supply Current (Idle)
1, 3
@ V
DD
= max, t
CK
= 72.3 ns
2
@ V
DD
= max, t
CK
= 72.3 ns
14
4
mA
mA
NOT ES
1
Current reflects device operating with no output loads.
2
V
IN
= 0.4 V and 2.4 V.
3
Idle refers to ADSP-2104L/ADSP-2109L 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 13.
Figure 13. ADSP-2104L/ADSP-2109L Power (Typical) vs. Frequency
1
POWER REFLECTS DEVICE OPERATING WITH NO OUTPUT LOADS.
2
IDLE REFERS TO ADSP-2104L/ADSP-2109L 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 IDLEnINSTRUCTION.
4
0
5.00
2
10
6
8
12
14
15.00
13.83
10.00
7.00
FREQUENCY
– MHz
P
IDD IDLE
1
9mW
6mW
5mW
13mW
10mW
8mW
V
DD
=
3.6V
V
DD
=
3.30V
V
DD
=
3.0V
15
10
5
30
20
25
35
50
P
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
V
DD
=
3.6V
V
DD
=
3.30V
V
DD
=
3.0V
4
0
5.00
2
10
6
8
12
14
15.00
13.83
10.00
7.00
FREQUENCY
– MHz
P
IDLE 128
IDLE 16
IDD IDLE
9mW
5mW
4mW
13mW
7mW
6mW
IDD IDLE n MODES
3
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