Industrial Version (Continued)
PCC ECL-to-TTL AC Electrical Characteristics
VEE = −4.2V to −5.7V, VTTL = +4.5V to +5.5V, CL = 50 pF
T
C = −40°C
T
C = +25°C
TC = +85°C
Symbol
fMAX
Parameter
Toggle Frequency
Units
Conditions
Min
Max
Min
Max
Min
Max
75
75
75
MHz
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tPHZ
tPLZ
En, En to Tn
(Transparent)
LE to Tn
1.70
4.90
1.70
5.10
1.80
5.80
ns
ns
ns
ns
ns
Figures 2, 4
Figures 2, 4
Figures 2, 5
Figures 2, 5
Figures 2, 6
2.30
3.30
2.30
4.10
3.20
4.00
2.00
2.10
4.80
5.50
5.50
8.20
7.90
7.40
6.60
4.70
2.40
3.50
2.10
4.10
3.30
4.30
1.90
2.00
4.70
5.70
4.70
7.80
7.50
7.80
5.70
3.70
2.60
4.00
2.00
4.20
3.70
5.30
1.70
1.90
4.90
6.70
4.30
7.80
7.90
9.40
5.20
3.70
OE to Tn
(Enable Time)
OE to Tn
(Disable Time)
DIR to Tn
(Disable Time)
tS
tH
En, En to LE
En, En to LE
0.50
1.00
0.50
1.00
0.50
1.00
ns
ns
Figures 2, 4
Figures 2, 4
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