參數(shù)資料
型號(hào): ADSP-BF532
廠商: Analog Devices, Inc.
元件分類: 數(shù)字信號(hào)處理
英文描述: Blackfin Embedded Processor
中文描述: Blackfin嵌入式處理器
文件頁(yè)數(shù): 39/56頁(yè)
文件大?。?/td> 671K
代理商: ADSP-BF532
ADSP-BF531/ADSP-BF532/ADSP-BF533
Rev. 0
|
Page 39 of 56
|
March 2004
OUTPUT DRIVE CURRENTS
Figure 25
through
Figure 32
show typical current-voltage char-
acteristics for the output drivers of the ADSP-BF531/2/3
processor. The curves represent the current drive capability of
the output drivers as a function of output voltage.
Figure 25. Drive Current A (Low V
DDEXT
)
Figure 26. Drive Current A (High V
DDEXT
)
S
SOURCE VOLTAGE (V)
150
100
50
0
–50
–100
–1500
0.5
1.0
1.5
2.0
2.5
3.0
VOH
VOL
VDDEXT = 2.25V @ 95°C
VDDEXT = 2.50V @ 25°C
VDDEXT = 2.75V @ –40°C
S
SOURCE VOLTAGE (V)
150
100
50
0
–50
–100
–150
0
0.5
1.0
1.5
2.0
2.5
3.5
3.0
VOH
VDDEXT = 2.95V @ 95°C
VDDEXT = 3.30V @ 25°C
VDDEXT = 3.65V @ –40°C
VOL
Figure 27. Drive Current B (Low V
DDEXT
)
Figure 28. Drive Current B (High V
DDEXT
)
S
SOURCE VOLTAGE (V)
150
100
50
0
–50
–100
–1500
0.5
1.0
1.5
2.0
2.5
3.0
VOH
VOL
VDDEXT = 2.25V @ 95°C
VDDEXT = 2.50V @ 25°C
VDDEXT = 2.75V @ –40°C
VOH
VDDEXT = 2.95V @ 95°C
VDDEXT = 3.30V @ 25°C
VDDEXT = 3.65V @ –40°C
VOL
SOURCE VOLTAGE (V)
150
100
50
0
–50
–100
–150
0
0.5
1.0
1.5
2.0
2.5
3.5
3.0
S
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