ADSP-BF522 AD [Analog Devices], ADSP-BF522 Datasheet - Page 70

• Manufacturer Part Number: ADSP-BF522
• Description: Blackfin Embedded Processor
• Manufacturer: AD [Analog Devices]

ADSP-BF522/523/524/525/526/527
Figure 66. Driver Type C Typical Rise and Fall Times (10%–90%) versus
Figure 67. Driver Type C Typical Rise and Fall Times (10%–90%) versus
Figure 68. Driver Type C Typical Rise and Fall Times (10%–90%) versus
14
12
10
25
20
15
10
16
14
12
10
5
0
8
6
4
2
0
8
6
4
2
0
0
0
0
Load Capacitance (1.8V V
Load Capacitance (2.5V V
Load Capacitance (3.3V V
50
50
50
LOAD CAPACITANCE (pF)
LOAD CAPACITANCE (pF)
LOAD CAPACITANCE (pF)
100
100
100
DDEXT
DDEXT
DDEXT
t
RISE
/V
/V
/V
150
150
150
DDMEM
DDMEM
DDMEM
t
t
RISE
FALL
t
t
t
t
t
t
t
t
)
)
)
RISE
FALL
RISE
FALL
RISE
FALL
RISE
FALL
Rev. PrG | Page 70 of 80 | February 2009
t
FALL
= 1.8V @ 25
= 2.5V @ 25
= 3.3V @ 25
= 1.8V @ 25
= 2.5V @ 25
= 3.3V @ 25
200
200
200
° C
° C
° C
° C
° C
° C
Figure 69. Driver Type D Typical Rise and Fall Times (10%–90%) versus
Figure 70. Driver Type D Typical Rise and Fall Times (10%–90%) versus
Figure 71. Driver Type D Typical Rise and Fall Times (10%–90%) versus
14
12
10
10
8
6
4
2
0
9
8
7
6
5
4
3
2
1
0
8
7
6
5
4
3
2
1
0
0
0
0
Load Capacitance (1.8V V
Load Capacitance (2.5V V
Load Capacitance (3.3V V
50
50
50
Preliminary Technical Data
LOAD CAPACITANCE (pF)
LOAD CAPACITANCE (pF)
LOAD CAPACITANCE (pF)
100
100
100
DDEXT
DDEXT
DDEXT
t
RISE
t
RISE
/V
/V
/V
150
150
150
DDMEM
DDMEM
DDMEM
t
t
FALL
RISE
t
FALL
t
t
t
t
t
t
)
)
)
RISE
FALL
RISE
FALL
RISE
FALL
t
FALL
= 1.8V @ 25
= 1.8V @ 25
= 2.5V @ 25
= 2.5V @ 25
= 3.3V @ 25
= 3.3V @ 25
200
200
200
° C
° C
° C
° C
° C
° C