MC10ELT28, MC100ELT28
www.onsemi.com
4
Table 7. TTL INPUT DC CHARACTERISTICS V
CC
= 4.75 V to 5.25 V; T
A
= −40°C to 85°C
Symbol
Characteristic Condition Min Typ Max Unit
I
IH
Input HIGH Current V
IN
= 2.7 V 20
mA
I
IHH
Input HIGH Current V
IN
= 7.0 V 100
mA
I
IL
Input LOW Current V
IN
= 0.5 V −0.6 mA
V
IK
Input Clamp Diode Voltage I
IN
= −18 mA −1.2 V
V
IH
Input HIGH Voltage 2.0 V
V
IL
Input LOW Voltage 0.8 V
NOTE: Device will meet the specifications after thermal equilibrium has been established when mounted in a test socket or printed circuit
board with maintained transverse airflow greater than 500 lfpm.
Table 8. AC CHARACTERISTICS V
CC
= 4.75 V to 5.25 V (Note 8)
Symbo
Characteristic
−40°C 25°C 85°C
Unit
Min Typ Max Min Typ Max Min Typ Max
f
max
Maximum Toggle Frequency TBD 100 TBD MHz
t
PLH
Propagation Delay @ 1.5 V
DECL to QTTL
DTTL to QECL
2.0
0.6
5.5
1.2
2.0
0.9 1.2
5.5
1.5
2.0
0.6
5.5
1.35
ns
t
PHL
Propagation Delay @ 1.5 V
DECL to QTTL
DTTL to QECL
2.0
0.4
5.5
1.0
2.0
0.5 0.8
5.5
1.1
2.0
0.7
5.5
1.3
ns
t
r
, t
f
Rise/Fall Times QECL
(20% − 80%)
0.15 1.5 0.15 1.5 0.15 1.5 ns
V
PP
PECL Input Swing (Note 9) 200 1000 200 1000 200 1000 mV
t
r
/t
f
Output Rise Time (10% − 90%)
Output Fall Time (10% − 90%)
1.6
1.1
ns
ns
NOTE: Device will meet the specifications after thermal equilibrium has been established when mounted in a test socket or printed circuit
board with maintained transverse airflow greater than 500 lfpm.
8. R
L
= 500 W to GND and C
L
= 20 pF to GND. Refer to Figure 2.
9. V
PP
(min) is the minimum input swing for which AC parameters are guaranteed.
