74VHCT244ATTR STMicroelectronics, 74VHCT244ATTR Datasheet - Page 5

• Manufacturer Part Number: 74VHCT244ATTR
• Description: IC BUFF/DVR TRI-ST DUAL 20SOIC
• Manufacturer: STMicroelectronics
• Series: 74VHCTr

Specifications of 74VHCT244ATTR

• Logic Type: Buffer/Line Driver, Non-Inverting
• Number Of Elements: 2
• Number Of Bits Per Element: 4
• Current - Output High, Low: 8mA, 8mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 3: Test Circuit
C
R
R
Figure 4: Waveform - Propagation Delays (f=1MHz; 50% duty cycle)
t
t
t
PLH
PZL
PZH
L
L
T
=15/ 50pF or equivalent (includes jig and probe capacitance)
= R
= Z
, t
, t
, t
OUT
1
PLZ
PHL
PHZ
= 1K or equivalent
of pulse generator (typically 50 )
TEST
SWITCH
Open
GND
V
74VHCT244A
CC
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