Preliminary Technical Data
12
10
tRISE
8
tFALL
6
4
2
t = 1.8V @ 25°C
RISE
tFALL = 1.8V @ 25°C
0
0
50
100
150
200
LOAD CAPACITANCE (pF)
Figure 60. Driver Type A Typical Rise and Fall Times (10%–90%) versus
Load Capacitance (1.8V VDDEXT/VDDMEM)
8
7
6
tRISE
5
tFALL
4
3
2
1
tRISE = 2.5V @ 25°C
tFALL = 2.5V @ 25°C
0
0
50
100
150
200
LOAD CAPACITANCE (pF)
Figure 61. Driver Type A Typical Rise and Fall Times (10%–90%) versus
Load Capacitance (2.5V VDDEXT/VDDMEM)
6
5
tRISE
4
tFALL
3
2
1
tRISE = 3.3V @ 25°C
tFALL = 3.3V @ 25°C
0
0
50
100
150
200
LOAD CAPACITANCE (pF)
Figure 62. Driver Type A Typical Rise and Fall Times (10%–90%) versus
Load Capacitance (3.3V VDDEXT/VDDMEM)
ADSP-BF522/523/524/525/526/527
9
8
tRISE
7
6
tFALL
5
4
3
2
1
tRISE = 1.8V @ 25°C
tFALL = 1.8V @ 25°C
0
0
50
100
150
200
LOAD CAPACITANCE (pF)
Figure 63. Driver Type B Typical Rise and Fall Times (10%–90%) versus
Load Capacitance (1.8V VDDEXT/VDDMEM)
7
6
5
tRISE
4
tFALL
3
2
1
tRISE = 2.5V @ 25°C
tFALL = 2.5V @ 25°C
0
0
50
100
150
200
LOAD CAPACITANCE (pF)
Figure 64. Driver Type B Typical Rise and Fall Times (10%–90%) versus
Load Capacitance (2.5V VDDEXT/VDDMEM)
6
5
tRISE
4
tFALL
3
2
1
tRISE = 3.3V @ 25°C
tFALL = 3.3V @ 25°C
0
0
50
100
150
200
LOAD CAPACITANCE (pF)
Figure 65. Driver Type B Typical Rise and Fall Times (10%–90%) versus
Load Capacitance (3.3V VDDEXT/VDDMEM)
Rev. PrG | Page 69 of 80 | February 2009