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SN74LVC244ADBRE4 Datasheet(PDF) 5 Page - Texas Instruments

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Part # SN74LVC244ADBRE4
Description  SN74LVC244A Octal Buffer or Driver With 3-State Outputs
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

SN74LVC244ADBRE4 Datasheet(HTML) 5 Page - Texas Instruments

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SN74LVC244A
www.ti.com
SCAS414AA – NOVEMBER 1992 – REVISED JUNE 2016
Product Folder Links: SN74LVC244A
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Copyright © 1992–2016, Texas Instruments Incorporated
(1)
JEDEC document JEP155 states that 500-V HBM allows safe manufacturing with a standard ESD control process.
(2)
JEDEC document JEP157 states that 250-V CDM allows safe manufacturing with a standard ESD control process.
6.2 ESD Ratings
VALUE
UNIT
V(ESD)
Electrostatic discharge
Human-body model (HBM), per ANSI/ESDA/JEDEC JS-001(1)
±2000
V
Charged-device model (CDM), per JEDEC specification JESD22-C101(2)
±1000
(1)
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.
6.3 Recommended Operating Conditions
over recommended operating free-air temperature range (unless otherwise noted)
(1)
TA = 25°C
–40 TO +85°C
–40 TO +125°C
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
VCC Supply voltage
Operating
1.65
3.6
1.65
3.6
1.65
3.6
V
Data retention only
1.5
1.5
1.5
VIH
High-level
input voltage
VCC = 1.65 V to 1.95 V
0.65 × VCC
0.65 × VCC
0.65 × VCC
V
VCC = 2.3 V to 2.7 V
1.7
1.7
1.7
VCC = 2.7 V to 3.6 V
2
2
2
VIL
Low-level
input voltage
VCC = 1.65 V to 1.95 V
0.35 × VCC
0.35 × VCC
0.35 × VCC
V
VCC = 2.3 V to 2.7 V
0.7
0.7
0.7
VCC = 2.7 V to 3.6 V
0.8
0.8
0.8
VI
Input voltage
0
5.5
0
5.5
0
5.5
V
VO
Output voltage
0
VCC
0
VCC
0
VCC
V
IOH
High-level
output current
VCC = 1.65 V
–4
–4
–4
mA
VCC = 2.3 V
–8
–8
–8
VCC = 2.7 V
–12
–12
–12
VCC = 3 V
–24
–24
–24
IOL
Low-level
output current
VCC = 1.65 V
4
4
4
mA
VCC = 2.3 V
8
8
8
VCC = 2.7 V
12
12
12
VCC = 3 V
24
24
24
(1)
For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application
report, SPRA953.
(2)
The package thermal impedance is calculated in accordance with JESD 51-7.
(3)
The package thermal impedance is calculated in accordance with JESD 51-5.
6.4 Thermal Information
THERMAL METRIC(1)
SN74LVC244A
UNIT
DB(2)
(SSOP)
DGV(2)
(TVSOP)
DW(2)
(SOIC)
ZQN(2)
(BGA)
N(2)
(PDIP)
NS(2)
(SO)
PW(2)
(TSSOP)
RGY(3)
(VQFN)
RWP(3)
(X1QFN)
20 PINS
RθJA
Junction-to-ambient
thermal resistance
108.1
128.7
90.9
198.7
61.6
90.1
114.7
50.3
79.9
°C/W
RθJC(top)
Junction-to-case (top)
thermal resistance
70.2
43.7
55.3
106.8
46.5
56.4
48.4
58.4
63.2
°C/W
RθJB
Junction-to-board
thermal resistance
63.3
70.2
58.8
143.1
42.5
57.7
65.6
28.3
46.4
°C/W
ψJT
Junction-to-top
characterization parameter
30.6
3.1
29.1
24.1
34.6
28.4
6.8
4.9
2.6
°C/W
ψJB
Junction-to-board
characterization parameter
62.9
69.5
58.3
119.6
42.4
57.2
65.1
28.4
46.3
°C/W
RθJC(bot)
Junction-to-case(bottom)
thermal resistance
n/a
22.7
27.3
°C/W


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