74LCX244WM Fairchild Semiconductor, 74LCX244WM Datasheet - Page 6

• Manufacturer Part Number: 74LCX244WM
• Description: IC BUFF DVR LOW V N-INV 20SOIC
• Manufacturer: Fairchild Semiconductor
• Series: 74LCXr

Specifications of 74LCX244WM

• Logic Type: Buffer/Line Driver, Non-Inverting
• Number Of Elements: 2
• Number Of Bits Per Element: 4
• Current - Output High, Low: 24mA, 24mA
• Voltage - Supply: 2 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Logic Family: 74LCX
• Number Of Channels Per Chip: Octal
• Polarity: Non-Inverting
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2 V
• Maximum Operating Temperature: 85 C
• Mounting Style: SMD/SMT
• High Level Output Current: - 24 mA
• Input Bias Current (max): 10 uA
• Low Level Output Current: 24 mA
• Minimum Operating Temperature: - 40 C
• Number Of Lines (input / Output): 8
• Output Type: 3-State
• Propagation Delay Time: 7.5 ns @ 2.7 V or 6.5 ns @ 3.3 V
• Logic Device Type: Buffer, Non Inverting
• Supply Voltage Range: 2V To 3.6V
• Logic Case Style: SOIC
• No. Of Pins: 20
• Operating Temperature Range: -40°C To +85°C
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Family Type: LCX
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

©1994 Fairchild Semiconductor Corporation
74LCX244 Rev. 1.12.1
AC Loading and Waveforms
Waveform for Inverting and Non-Inverting Functions
Propagation Delay. Pulse Width and t
3-STATE Output Low Enable and
Disable Times for Logic
Figure 2. Waveforms (Input Characteristics; f = 1MHz, t
Figure 1. AC Test Circuit (C
Symbol
V
V
V
V
mo
mi
x
y
rec
(Generic for LCX Family)
Waveforms
3.3V ± 0.3V
V
V
OL
OH
1.5V
1.5V
+ 0.3V
– 0.3V
L
includes probe and jig capacitance)
6
V
V
Setup Time, Hold Time and Recovery Time for Logic
OH
OL
2.7V
V
1.5V
1.5V
+ 0.3V
– 0.3V
CC
3-STATE Output High Enable and
2.5V ± 0.2V
V
V
Disable Times for Logic
OH
OL
V
V
t
t
t
PLH
PZL
PZH
CC
CC
+ 0.15V
– 0.15V
Test
, t
, t
/ 2
/ 2
r
, t
t
= t
PLZ
rise
PHL
PHZ
f
= 3ns)
and t
Open
6V at V
V
GND
CC
fall
x 2 at V
CC
Switch
= 3.3 ± 0.3V
CC
= 2.5 ± 0.2V
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