SN54LVTH244A, SN74LVTH244A
3.3-V ABT OCTAL BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
SCAS586J − DECEMBER 1996 − REVISED OCTOBER 2003
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
VCC
2OE
1Y1
2A4
1Y2
2A3
1Y3
2A2
1Y4
2A1
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
20
2Y4
1A1
1OE
VCC
1
SN54LVTH244A . . . FK PACKAGE
(TOP VIEW)
19 2OE
18 1Y1
2
3
1A2
2Y3
1A3
2Y2
1A4
17 2A4
16 1Y2
4
5
15 2A3
14 1Y3
6
7
13 2A2
12 1Y4
8
9
10
11
4
3 2 1 20 19
18
5
17
6
16
7
15
8
14
9 10 11 12 13
1Y1
2A4
1Y2
2A3
1Y3
2Y1
GND
2A1
1Y4
2A2
1
VCC
SN74LVTH244A . . . RGY PACKAGE
(TOP VIEW)
SN54LVTH244A . . . J OR W PACKAGE
SN74LVTH244A . . . DB, DW, NS,
OR PW PACKAGE
(TOP VIEW)
1OE
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
GND
D
2A1
D
D
1OE
D
Need for External Pullup/Pulldown
Resistors
Latch-Up Performance Exceeds 500 mA Per
JESD 17
ESD Protection Exceeds JESD 22
− 2000-V Human-Body Model (A114-A)
− 200-V Machine Model (A115-A)
GND
D
D Bus Hold on Data Inputs Eliminates the
Input and Output Voltages With 3.3-V VCC)
Typical VOLP (Output Ground Bounce)
VCC.
3. The package thermal impedance is calculated in accordance with JESD 51-7.
4. The package thermal impedance is calculated in accordance with JESD 51-5.
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
3
SN54LVTH244A, SN74LVTH244A
3.3-V ABT OCTAL BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
SCAS586J − DECEMBER 1996 − REVISED OCTOBER 2003
recommended operating conditions (see Note 5)
SN54LVTH244A
SN74LVTH244A
MIN
MAX
MIN
MAX
2.7
3.6
2.7
3.6
UNIT
VCC
Supply voltage
VIH
High-level input voltage
VIL
Low-level input voltage
0.8
0.8
VI
Input voltage
5.5
5.5
V
IOH
High-level output current
−24
−32
mA
IOL
Low-level output current
48
64
mA
Δt/Δv
Input transition rise or fall rate
10
10
ns/V
Δt/ΔVCC
Power-up ramp rate
200
TA
Operating free-air temperature
−55
2
Outputs enabled
2
V
−40
V
μs/V
200
125
V
85
°C
NOTE 5: All unused control 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.
4
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
SN54LVTH244A, SN74LVTH244A
3.3-V ABT OCTAL BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
SCAS586J − DECEMBER 1996 − REVISED OCTOBER 2003
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
SN54LVTH244A
PARAMETER
VIK
VOH
TEST CONDITIONS
VCC = 2.7 V,
II = −18 mA
VCC = 2.7 V to 3.6 V,
IOH = −100 μA
VCC = 2.7 V,
IOH = −8 mA
MIN
SN74LVTH244A
MAX
VOL
VCC = 3 V
TYP†
VCC−0.2
2.4
2.4
II
Data inputs
Ioff
0.2
0.2
IOL = 24 mA
0.5
0.5
IOL = 16 mA
0.4
0.4
IOL = 32 mA
0.5
0.5
IOL = 48 mA
0.55
VI = 5.5 V
50
10
VI = VCC or GND
±1
±1
1
1
VI = 0
−5
VI = 0.8 V
VI = 2 V
Data inputs
VCC = 3.6
VI = VCC
V‡,
75
75
−75
−75
500
−750
VI = 0 to 3.6 V
IOZH
VCC = 3.6 V,
VO = 3 V
IOZL
VCC = 3.6 V,
VO = 0.5 V
IOZPU
VCC = 0 to 1.5 V, VO = 0.5 V to 3 V,
OE = don’t care
IOZPD
VCC = 1.5 V to 0, VO = 0.5 V to 3 V,
OE = don’t care
ICC
VCC = 3.6 V,
IO = 0,
VI = VCC or GND
Outputs high
Outputs low
Outputs disabled
A
μA
−5
±100
VI or VO = 0 to 4.5 V
VCC = 3 V
II(hold)
I(h ld)
V
0.55
VCC = 3.6 V,
VCC = 0,
V
2
IOL = 100 μA
VCC = 0 or 3.6 V,
VCC = 3
3.6
6V
UNIT
V
2
IOL = 64 mA
Control inputs
MAX
−1.2
VCC−0.2
IOH = −32 mA
VCC = 2
2.7
7V
MIN
−1.2
IOH = −24 mA
VCC = 3 V
TYP†
μA
μA
5
5
μA
−5
−5
μA
±100∗
±100
μA
±100∗
±100
μA
0.39
0.19
14
5
0.39
0.19
0.2
0.2
mA
ΔICC§
VCC = 3 V to 3.6 V, One input at VCC − 0.6 V,
Other inputs at VCC or GND
Ci
VI = 3 V or 0
3
3
pF
Co
VO = 3 V or 0
7
7
pF
mA
∗
On products compliant to MIL-PRF-38535, this parameter is not production tested.
† All typical values are at V
CC = 3.3 V, TA = 25°C.
‡ This is the bus-hold maximum dynamic current. It is the minimum overdrive current required to switch the input from one state to another.
§ This is the increase in supply current for each input that is at the specified TTL voltage level, rather than V
CC or GND.
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
5
SN54LVTH244A, SN74LVTH244A
3.3-V ABT OCTAL BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
SCAS586J − DECEMBER 1996 − REVISED OCTOBER 2003
switching characteristics over recommended operating free-air temperature range, CL = 50 pF
(unless otherwise noted) (see Figure 1)
SN54LVTH244A
PARAMETER
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
†
6
FROM
(INPUT)
TO
(OUTPUT)
A
Y
OE
Y
OE
Y
VCC = 3.3 V
± 0.3 V
SN74LVTH244A
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
VCC = 2.7 V
MAX
MIN
TYP†
MAX
3.8
4.1
1.1
2.3
3.5
3.8
0.5
3.8
3.9
1.3
2.1
3.3
3.6
0.8
5
6
1.1
2.5
4.5
5.3
0.8
5
5.4
1.4
2.7
4.4
4.9
1.3
5.5
5.8
1.9
2.8
4.4
4.5
1.2
4.7
4.8
1.8
2.9
4.4
4.4
MIN
MAX
0.5
MIN
All typical values are at VCC = 3.3 V, TA = 25°C.
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
MIN
UNIT
MAX
ns
ns
ns
SN54LVTH244A, SN74LVTH244A
3.3-V ABT OCTAL BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
SCAS586J − DECEMBER 1996 − REVISED OCTOBER 2003
PARAMETER MEASUREMENT INFORMATION
6V
500 Ω
From Output
Under Test
S1
Open
GND
CL = 50 pF
(see Note A)
500 Ω
TEST
S1
tPLH/tPHL
tPLZ/tPZL
tPHZ/tPZH
Open
6V
GND
2.7 V
LOAD CIRCUIT
Timing Input
1.5 V
0V
tw
tsu
th
2.7 V
1.5 V
Input
2.7 V
1.5 V
Data Input
1.5 V
1.5 V
0V
0V
VOLTAGE WAVEFORMS
PULSE DURATION
VOLTAGE WAVEFORMS
SETUP AND HOLD TIMES
2.7 V
2.7 V
1.5 V
Input
Output
Control
1.5 V
0V
tPLH
tPHL
1.5 V
Output
Waveform 1
S1 at 6 V
(see Note B)
1.5 V
VOL
tPHL
VOH
Output
1.5 V
tPLZ
3V
1.5 V
tPZH
tPLH
1.5 V
VOL
Output
Waveform 2
S1 at GND
(see Note B)
VOLTAGE WAVEFORMS
PROPAGATION DELAY TIMES
INVERTING AND NONINVERTING OUTPUTS
1.5 V
0V
tPZL
VOH
Output
1.5 V
VOL + 0.3 V
VOL
tPHZ
1.5 V
VOH − 0.3 V
VOH
≈0 V
VOLTAGE WAVEFORMS
ENABLE AND DISABLE TIMES
LOW- AND HIGH-LEVEL ENABLING
NOTES: A. CL includes probe and jig capacitance.
B. Waveform 1 is for an output with internal conditions such that the output is low except when disabled by the output control.
Waveform 2 is for an output with internal conditions such that the output is high except when disabled by the output control.
C. All input pulses are supplied by generators having the following characteristics: PRR ≤ 10 MHz, ZO = 50 Ω, tr ≤ 2.5 ns, tf ≤ 2.5 ns.
D. The outputs are measured one at a time with one transition per measurement.
E. All parameters and waveforms are not applicable to all devices.
Figure 1. Load Circuit and Voltage Waveforms
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
7
PACKAGE OPTION ADDENDUM
www.ti.com
2-Aug-2022
PACKAGING INFORMATION
Orderable Device
Status
(1)
Package Type Package Pins Package
Drawing
Qty
Eco Plan
(2)
Lead finish/
Ball material
MSL Peak Temp
Op Temp (°C)
Device Marking
(3)
Samples
(4/5)
(6)
5962-9584401Q2A
ACTIVE
LCCC
FK
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
59629584401Q2A
SNJ54LVTH
244AFK
5962-9584401QRA
ACTIVE
CDIP
J
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
5962-9584401QR
A
SNJ54LVTH244AJ
5962-9584401QSA
ACTIVE
CFP
W
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
5962-9584401QS
A
SNJ54LVTH244AW
5962-9584401V2A
ACTIVE
LCCC
FK
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
59629584401V2A
SNV54LVTH
244AFK
5962-9584401VRA
ACTIVE
CDIP
J
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
5962-9584401VR
A
SNV54LVTH244AJ
5962-9584401VSA
ACTIVE
CFP
W
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
5962-9584401VS
A
SNV54LVTH244AW
SN74LVTH244ADB
ACTIVE
SSOP
DB
20
70
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
SN74LVTH244ADBR
ACTIVE
SSOP
DB
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
SN74LVTH244ADBRE4
ACTIVE
SSOP
DB
20
2000
RoHS & Green
NIPDAU
SN74LVTH244ADBRG4
ACTIVE
SSOP
DB
20
2000
RoHS & Green
SN74LVTH244ADW
ACTIVE
SOIC
DW
20
25
SN74LVTH244ADWE4
ACTIVE
SOIC
DW
20
SN74LVTH244ADWG4
ACTIVE
SOIC
DW
SN74LVTH244ADWR
ACTIVE
SOIC
SN74LVTH244ADWRG4
ACTIVE
SOIC
Samples
Samples
Samples
Samples
Samples
Samples
LXH244A
Samples
-40 to 85
LXH244A
Samples
Level-1-260C-UNLIM
-40 to 85
LXH244A
Samples
NIPDAU
Level-1-260C-UNLIM
-40 to 85
LXH244A
Samples
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
LVTH244A
Samples
25
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
LVTH244A
Samples
20
25
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
LVTH244A
Samples
DW
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
LVTH244A
Samples
DW
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
LVTH244A
Samples
Addendum-Page 1
PACKAGE OPTION ADDENDUM
www.ti.com
Orderable Device
2-Aug-2022
Status
(1)
Package Type Package Pins Package
Drawing
Qty
Eco Plan
(2)
Lead finish/
Ball material
MSL Peak Temp
Op Temp (°C)
Device Marking
(3)
Samples
(4/5)
(6)
SN74LVTH244ANSR
ACTIVE
SO
NS
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
LVTH244A
Samples
SN74LVTH244APW
ACTIVE
TSSOP
PW
20
70
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
LXH244A
Samples
SN74LVTH244APWG4
ACTIVE
TSSOP
PW
20
70
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
LXH244A
Samples
SN74LVTH244APWR
ACTIVE
TSSOP
PW
20
2000
RoHS & Green
NIPDAU | SN
Level-1-260C-UNLIM
-40 to 85
LXH244A
Samples
SN74LVTH244APWRE4
ACTIVE
TSSOP
PW
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
LXH244A
Samples
SN74LVTH244APWRG4
ACTIVE
TSSOP
PW
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
LXH244A
Samples
SN74LVTH244ARGYR
ACTIVE
VQFN
RGY
20
3000
RoHS & Green
NIPDAU
Level-2-260C-1 YEAR
-40 to 85
LXH244A
Samples
SNJ54LVTH244AFK
ACTIVE
LCCC
FK
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
59629584401Q2A
SNJ54LVTH
244AFK
SNJ54LVTH244AJ
ACTIVE
CDIP
J
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
5962-9584401QR
A
SNJ54LVTH244AJ
SNJ54LVTH244AW
ACTIVE
CFP
W
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
5962-9584401QS
A
SNJ54LVTH244AW
(1)
The marketing status values are defined as follows:
ACTIVE: Product device recommended for new designs.
LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect.
NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design.
PREVIEW: Device has been announced but is not in production. Samples may or may not be available.
OBSOLETE: TI has discontinued the production of the device.
(2)
RoHS: TI defines "RoHS" to mean semiconductor products that are compliant with the current EU RoHS requirements for all 10 RoHS substances, including the requirement that RoHS substance
do not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, "RoHS" products are suitable for use in specified lead-free processes. TI may
reference these types of products as "Pb-Free".
RoHS Exempt: TI defines "RoHS Exempt" to mean products that contain lead but are compliant with EU RoHS pursuant to a specific EU RoHS exemption.
Green: TI defines "Green" to mean the content of Chlorine (Cl) and Bromine (Br) based flame retardants meet JS709B low halogen requirements of
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