
Lucent Technologies Inc.
101
Data Sheet
June 1999
ORCA Series 3C and 3T FPGAs
Electrical Characteristics
Table 37. Electrical Characteristics
OR3Cxx Commercial: V
DD
= 5.0 V ± 5%, 0 °C
<
T
A
<
70 °C; Industrial: V
DD
= 5.0 V ± 10%, –40 °C
<
T
A
<
+85 °C.
OR3Txxx Commercial: V
DD
= 3.0 V to 3.6 V, 0 °C
<
T
A
<
70 °C; Industrial: V
DD
= 3.0 V to 3.6 V, –40 °C
<
T
A
<
+85 °C
.
Parameter
Sym-
bol
Test Conditions
OR3Cxx
OR3Txxx
Unit
Min
Max
Min
Max
Input Voltage:
High
Low
Input Voltage:
High
Low
Input Voltage:
High
Low
Output Voltage:
High
Low
Input Leakage Current
Standby Current:
OR3T20
OR3T30
OR3C/T55
OR3C/T80
OR3T125
V
IH
V
IL
Input configured as CMOS
(includes OR3Txxx)
50%
V
DD
GND – 0.5
V
DD
+ 0.5
20%
V
DD
50%
V
DD
GND – 0.5
V
DD
+ 0.5
30%
V
DD
V
V
V
IH
V
IL
OR3Txxx 5 V Tolerant
—
—
—
—
50%
V
DD
GND – 0.5
5.8 V
30%
V
DD
V
V
V
IH
V
IL
Input configured as TTL
(not valid for OR3Txxx)
2.0
–0.5
V
DD
+
0.3
0.8
—
—
—
—
V
V
V
OH
V
OL
I
L
I
DDSB
V
DD
= min, I
OH
= 6 mA or 3 mA
V
DD
= min, I
OL
= 12 mA or 6 mA
V
DD
= max, V
IN
= V
SS
or V
DD
OR3Cxx (T
A
= 25 °C,
V
DD
= 5.0 V)
OR3Txxx (T
A
= 25 °C,
V
DD
= 3.3 V)
internal oscillator running, no out-
put loads, inputs V
DD
or GND
(after configuration)
OR3Cxx (T
A
= 25 °C,
V
DD
= 5.0 V)
OR3Txxx (T
A
= 25 °C,
V
DD
= 3.3 V)
internal oscillator stopped, no
output loads, inputs V
DD
or GND
(after configuration)
Power supply current @ approxi-
mately 1 V, within a recommended
power supply ramp rate of
1 ms—200 ms
2.4
—
–10
—
0.4
10
2.4
—
–10
—
0.4
10
V
V
μA
—
—
—
—
—
—
—
4.06
4.56
—
—
—
—
—
—
4.70
4.90
5.30
5.80
6.70
mA
mA
mA
mA
mA
Standby Current:
OR3T20
OR3T30
OR3C/T55
OR3C/T80
OR3T125
I
DDSB
—
—
—
—
—
—
—
3.05
3.42
—
—
—
—
—
—
3.52
3.68
3.98
4.35
5.02
mA
mA
mA
mA
mA
Powerup Current:
OR3T20
OR3T30
OR3C/T55
OR3C/T80
OR3T125
Data Retention Voltage
Input Capacitance
Ipp
—
—
3.2
5.4
—
2.3
—
—
—
—
—
—
—
9
1.2
1.6
2.7
4.0
6.5
2.3
—
—
—
—
—
—
—
8
mA
mA
mA
mA
mA
V
pF
V
DR
C
IN
T
A
= 25 °C
OR3Cxx (T
A
= 25 °C,
V
DD
= 5.0 V)
OR3Txxx (T
A
= 25 °C,
V
DD
= 3.3 V)
Test frequency = 1 MHz
OR3Cxx (T
A
= 25 °C,
V
DD
= 5.0 V)
OR3Txxx (T
A
= 25 °C,
V
DD
= 3.3 V)
Test frequency = 1 MHz
Output Capacitance
C
OUT
—
9
—
8
pF