Data Sheet
June 1999
ORCA Series 3C and 3T FPGAs
Output Buffer Characteristics
OR3Cxx
70
50
40
IOL
I
OL
60
50
40
30
30
20
IOH
20
I
OH
10
0
10
0
0
1
2
3
4
5
0
1
2
3
4
5
OUTPUT VOLTAGE, VO (V)
OUTPUT VOLTAGE, VO (V)
5-4634(F)
5-4635(C)
J
DD
Figure 92. Sinklim (T = 25 °C, V = 5.0 V)
J
DD
Figure 95. Sinklim (T = 125 °C, V = 4.5 V)
150
250
225
I
OL
I
OL
125
100
75
200
175
150
125
100
75
I
OH
50
I
OH
50
25
0
25
0
0
1
2
3
4
0
1
2
3
4
5
OUTPUT VOLTAGE, V
O
(V)
OUTPUT VOLTAGE, VO (V)
5-4636(F)
5-4637(F)
J
DD
Figure 93. Slewlim (T = 25 °C, V = 5.0 V)
J
DD
Figure 96. Slewlim (T = 125 °C, V = 4.5 V)
250
225
175
150
I
OL
200
175
150
125
100
75
I
OL
125
100
75
50
25
0
I
OH
I
OH
50
25
0
0
1
2
3
4
5
0
1
2
3
4
OUTPUT VOLTAGE, VO (V)
OUTPUT VOLTAGE, VO (V)
5-4638(F)
5-4639(F)
J
DD
Figure 94. Fast (T = 25 °C, V = 5.0 V)
J
DD
Figure 97. Fast (T = 125 °C, V = 4.5 V)
144
Lucent Technologies Inc.
AGERE [ AGERE SYSTEMS ]
