ADSP-BF526BBCZ-4AX View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
ADSP-BF526BBCZ-4AX Datasheet PDF : 80 Pages
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ADSP-BF522/523/524/525/526/527
OUTPUT DRIVE CURRENTS
Figure 42 through Figure 56 show typical current-voltage char-
acteristics for the output drivers of the ADSP-BF523/525/527
and ADSP-BF522/524/526 processors.
200
VDDEXT = 3.6V @ – 40°C
160
VDDEXT = 3.3V @ 25°C
120
VDDEXT = 3.0V @ 105°C
80
VOH
40
0
– 40
– 80
VOL
– 120
– 160
– 200
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
SOURCE VOLTAGE (V)
Figure 42. Driver Type A Current (3.3V VDDEXT/VDDMEM)
160
120
80
40
0
– 40
– 80
– 120
VDDEXT = 2.75V @ – 40°C
VDDEXT = 2.5V @ 25°C
VDDEXT = 2.25V @ 105°C
VOH
VOL
– 160
0
0.5
1.0
1.5
2.0
2.5
SOURCE VOLTAGE (V)
Figure 43. Driver Type A Current (2.5V VDDEXT/VDDMEM)
80
VDDEXT = 1.9V @ – 40°C
60
VDDEXT = 1.8V @ 25°C
VDDEXT = 1.7V @ 105°C
40
20
VOH
0
– 20
VOL
– 40
– 60
– 80
0
0.5
1.0
1.5
SOURCE VOLTAGE (V)
Figure 44. Driver Type A Current (1.8V VDDEXT/VDDMEM)
Preliminary Technical Data
The curves represent the current drive capability of the output
drivers. See Table 10 on Page 22 for information about which
driver type corresponds to a particular ball.
240
200
160
120
80
40
0
– 40
– 80
– 120
– 160
– 200
– 240
0
VDDEXT = 3.6V @ – 40°C
VDDEXT = 3.3V @ 25°C
VDDEXT = 3.0V @ 105°C
VOH
VOL
0.5
1.0
1.5
2.0
2.5
3.0
3.5
SOURCE VOLTAGE (V)
Figure 45. Driver Type B Current (3.3V VDDEXT/VDDMEM)
160
VDDEXT = 2.75V @ – 40°C
120
VDDEXT = 2.5V @ 25°C
80
VDDEXT = 2.25V @ 105°C
40
VOH
0
– 40
– 80
VOL
– 120
– 160
– 200
0
0.5
1.0
1.5
2.0
2.5
SOURCE VOLTAGE (V)
Figure 46. Driver Type B Current (2.5V VDDEXT/VDDMEM)
80
VDDEXT = 1.9V @ – 40°C
60
VDDEXT = 1.8V @ 25°C
40
VDDEXT = 1.7V @ 105°C
20
VOH
0
– 20
– 40
VOL
– 60
– 80
– 100
0
0.5
1.0
1.5
SOURCE VOLTAGE (V)
Figure 47. Driver Type B Current (1.8V VDDEXT/VDDMEM)
Rev. PrG | Page 64 of 80 | February 2009
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