SN54HC540_07 Datasheet, PDF (3/15 Pages) Texas Instruments – OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS

SN54HC540, SN74HC540
OCTAL BUFFERS AND LINE DRIVERS
WITH 3ĆSTATE OUTPUTS
SCLS007D − MARCH 1984 − REVISED AUGUST 2003
recommended operating conditions (see Note 3)
SN54HC540
MIN NOM MAX
SN74HC540
UNIT
MIN NOM MAX
VCC Supply voltage
2
5
6
2
5
6V
VCC = 2 V
1.5
1.5
VIH High-level input voltage
VCC = 4.5 V
3.15
3.15
V
VCC = 6 V
4.2
4.2
VCC = 2 V
0.5
0.5
VIL
Low-level input voltage
VCC = 4.5 V
1.35
1.35 V
VCC = 6 V
1.8
1.8
VI
Input voltage
0
VCC
0
VCC V
VO
Output voltage
0
VCC
0
VCC V
VCC = 2 V
1000
1000
∆t/∆v Input transition rise/fall time
VCC = 4.5 V
500
500 ns
VCC = 6 V
400
400
TA
Operating free-air temperature
−55
125 −40
85 °C
NOTE 3: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VOH
VOL
II
IOZ
ICC
Ci
VI = VIH or VIL
IOH = −20 µA
IOH = −6 mA
IOH = −7.8 mA
VI = VIH or VIL
VI = VCC or 0
VO = VCC or 0
VI = VCC or 0,
IOL = 20 µA
IOL = 6 mA
IOL = 7.8 mA
IO = 0
VCC
2V
4.5 V
6V
4.5 V
6V
2V
4.5 V
6V
4.5 V
6V
6V
6V
6V
2 V to 6 V
TA = 25°C
MIN TYP MAX
1.9 1.998
4.4 4.499
5.9 5.999
3.98 4.3
5.48 5.8
0.002 0.1
0.001 0.1
0.001 0.1
0.17 0.26
0.15 0.26
±0.1 ±100
±0.01 ±0.5
8
3
10
SN54HC540
MIN MAX
1.9
4.4
5.9
3.7
5.2
0.1
0.1
0.1
0.4
0.4
±1000
±10
160
10
SN74HC540
MIN MAX
1.9
4.4
5.9
3.84
5.34
0.1
0.1
0.1
0.33
0.33
±1000
±5
80
10
UNIT
V
V
nA
µA
µA
pF
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
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