Datasheet
ADSP-TS202S
Rev. C | Page 39 of 48 | December 2006
Figure 41. Typical Output Rise and Fall Time (10% to 90%, V
DD_IO
=2.5V)
vs. Load Capacitance at Strength 4
Figure 42. Typical Output Rise and Fall Time (10% to 90%, V
DD_IO
=2.5V)
vs. Load Capacitance at Strength 5
Figure 43. Typical Output Rise and Fall Time (10% to 90%, V
DD_IO
=2.5V)
vs. Load Capacitance at Strength 6
R
I
S
E
A
N
D
F
A
L
L
T
I
M
E
S
(
n
s
)
LOAD CAPACITANCE (pF)
0
10 20 30 40 50 60 70 80 90 100
0
5
10
15
20
25
STRENGTH 4
(V
DD_IO
=2.5V
)
RISE TIME
Y = 0.0573x + 0.9789
FALL TIME
Y = 0.0592x + 1.0629
R
I
S
E
A
N
D
F
A
L
L
T
I
M
E
S
(
n
s
)
LOAD CAPACITANCE (pF)
0
10 20 30 40 50 60 70 80 90 100
0
5
10
15
20
25
RISE TIME
Y = 0.0481
x
+0.7889
FALL TIME
Y = 0.0493x + 0.8389
STRENGTH 5
(V
DD_IO
=2.5V)
R
I
S
E
A
N
D
F
A
L
L
T
I
M
E
S
(
n
s
)
LOAD CAPACITANCE (pF)
0
10 20 30 40 50 60 70 80 90 100
0
5
10
15
20
25
RISE TIME
Y = 0.0377
x
+0.7449
FALL TIME
Y = 0.0374x + 0.851
STRENGTH 6
(V
DD_IO
=2.5V)
Figure 44. Typical Output Rise and Fall Time (10% to 90%, V
DD_IO
=2.5V)
vs. Load Capacitance at Strength 7
Figure 45. Typical Output Valid (V
DD_IO
= 2.5 V) vs. Load Capacitance at Max
Case Temperature and Strength 0 to 7
1
1
The line equations for the output valid vs. load capacitance are:
Strength 0: y = 0.0956x + 3.5662
Strength 1: y = 0.0523x + 3.2144
Strength 2: y = 0.0433x + 3.1319
Strength 3: y = 0.0391x + 2.9675
Strength 4: y = 0.0393x + 2.7653
Strength 5: y = 0.0373x + 2.6515
Strength 6: y = 0.0379x + 2.1206
Strength 7: y = 0.0399x + 1.9080
R
I
S
E
A
N
D
F
A
L
L
T
I
M
E
S
(
n
s
)
LOAD CAPACITANCE (pF)
0
10 20 30 40 50 60 70 80 90 100
0
5
10
15
20
25
STRENGTH 7
(V
DD_IO
=2.5V)
RISE TIME
Y = 0.0321
x
+0.6512
FALL TIME
Y = 0.0313x + 0.818
0 102030405060708090100
0
5
10
15
O
U
T
P
U
T
V
A
L
I
D
(
n
s
)
LOAD CAPACITAN CE (pF)
1
2
3
4
5
6
7
STRENGTH 0– 7
(V
DD_IO
=2.5V)
0