ITT - Index of

ITT5450, ITT5451, ITT7450, ITT7451
EXPANDABLE DUAL 2-WIDE 2-INPUT
AND-OR-INVERT GATES
ELECTRICAL CHARACTERISTICS (lTT5450 circuits) using expander inputs.
VCC = 4.5V. TA = -:-55°C
1
Parameter Min Typ' Max Unit
IX Expander current 2.9 mA
VBE(O) Base-emitter voltage of output 1.~ V
transistor (0)
Vout(l) Logical 1 output voltage 2.4 3.3 V
Vout(O) Logical 0 output voltage 0.22 0.4 V
Test Conditions
Vl = 0.4V.lsink = 16mA
Isink = 16mA.11 = 0.41 mA
Rl = 0
Iload = -400uA.
11 = 0.15mA.
12 = -0.15mA
Isink = 16mA. 11 = 0.3mA.
Rl = 13S.n.
ELECTRICAL CHARACTERISTICS (lTT7450 circuits) using expander inputs.
VCC = 4.75V.TA = O°C
Parameter Min Typ' Max
IX Expander current 3.1
VBE(O) Base-emitter voltage of output 1
transistor (0)
Vout(1) Logical 1 output voltage 2.4 3.3
Vout(O) Logical 0 output voltage 0.22 0.4
Unit
mA
V
V
V
Test Conditions
V 1 = 0.4V. Isink = 16mA
Isink = 16mA.11= 0.62mA
Rl = 0
Iload = -400uA.
11 = 270uA.
12 = -270uA
Isink = 16mA.11 = 0.43mA
Rl = 130.n.
SWITCHING CHARACTERISTICS. VCC = 5V.TA = 25°C. N = 10
Parameter
Min Typ Max
Unit
Test Conditions 2
tpdO
Propagation delay time to lC?gical
o level
S 15
ns
CL = 15pF. RL = 400n
tpdl
Propagation delay time to logical
1 level
13 22
ns
CL = 15pF. RL = 400n
, All typical values are at VCC = 5V. TA = 25°C.
2 Expander pins X and X are open.
3-83