Features and benefits
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Wide supply voltage range from 1.2 V to 3.6 V
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CMOS low-power consumption
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Direct interface with TTL levels
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Overvoltage tolerant inputs to 5.5 V
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IOFF circuitry provdes partial Power-down mode operation
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Bus hold on all data inputs (74LVCH244A only)
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Complies with JEDEC standard:
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JESD8-7A (1.65 V to 1.95 V)
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JESD8-5A (2.3 V to 2.7 V)
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JESD8-C/JESD36 (2.7 V to 3.6 V)
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ESD protection:
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HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V
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CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V
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Specified from -40 °C to +85 °C and -40 °C to +125 °C
Parametrics
Type number | Product status | VCC (V) | Logic switching levels | Output drive capability (mA) | fmax (MHz) | Nr of bits | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Rth(j-c) (K/W) | Package name |
---|---|---|---|---|---|---|---|---|---|---|---|
74LVC244ABQ | Production | 1.2 - 3.6 | CMOS/LVTTL | ± 24 | 175 | 8 | low | -40~125 | 79 | 50 | DHVQFN20 |
74LVC244ABZ | Production | 1.2 - 3.6 | CMOS/LVTTL | ± 24 | 175 | 8 | low | -40~125 | 86 | 54.3 | DHXQFN20 |
74LVC244AD | Production | 1.2 - 3.6 | CMOS/LVTTL | ± 24 | 175 | 8 | low | -40~125 | 85 | 8 | SO20 |
74LVC244APW | Production | 1.2 - 3.6 | CMOS/LVTTL | ± 24 | 175 | 8 | low | -40~125 | 101 | 45 | TSSOP20 |
74LVCH244ABQ | Production | 1.2 - 3.6 | CMOS/LVTTL | ± 24 | 175 | 8 | low | -40~125 | 78 | 50 | DHVQFN20 |
74LVCH244AD | Production | 1.2 - 3.6 | CMOS/LVTTL | ± 24 | 175 | 8 | low | -40~125 | 85 | 61 | SO20 |
74LVCH244APW | Production | 1.2 - 3.6 | CMOS/LVTTL | ± 24 | 175 | 8 | low | -40~125 | 101 | 45 | TSSOP20 |
Package
Type number | Package | Package information | Reflow-/Wave soldering | Packing | Status | Marking | Orderable part number, (Ordering code (12NC)) |
---|---|---|---|---|---|---|---|
74LVC244ABQ | DHVQFN20 (SOT764-1) | SOT764-1 | SOT764-1_115 | Active | LVC244A LVC244A Standard Procedure Standard Procedure | 74LVC244ABQ,115 ( 9352 725 05115 ) | |
74LVC244ABZ | DHXQFN20 (SOT8020-1) | SOT8020-1 | SOT8020-1_115 | Active | VC244 | 74LVC244ABZX ( 9356 911 44115 ) | |
74LVC244AD | SO20 (SOT163-1) | SOT163-1 | WAVE_BG-BD-1 | SOT163-1_118 | Active | 74LVC244AD 74LVC244AD Standard Procedure Standard Procedure | 74LVC244AD,118 ( 9352 104 00118 ) |
74LVC244APW | TSSOP20 (SOT360-1) | SOT360-1 | SSOP-TSSOP-VSO-WAVE | SOT360-1_118 | Active | LVC244A | 74LVC244APW,118 ( 9352 104 20118 ) |
74LVCH244ABQ | DHVQFN20 (SOT764-1) | SOT764-1 | SOT764-1_115 | Active | LVCH244A | 74LVCH244ABQ,115 ( 9352 754 18115 ) | |
74LVCH244AD | SO20 (SOT163-1) | SOT163-1 | WAVE_BG-BD-1 | SOT163-1_118 | Active | 74LVCH244AD | 74LVCH244AD,118 ( 9352 103 30118 ) |
74LVCH244APW | TSSOP20 (SOT360-1) | SOT360-1 | SSOP-TSSOP-VSO-WAVE | SOT360-1_118 | Active | VCH244A | 74LVCH244APW,118 ( 9352 103 50118 ) |
The variants in the table below are discontinued. See the table Discontinuation information for more information.
Type number | Package | Package information | Reflow-/Wave soldering | Packing | Status | Marking | Orderable part number, (Ordering code (12NC)) |
---|---|---|---|---|---|---|---|
74LVC244AD | SO20 (SOT163-1) | SOT163-1 | WAVE_BG-BD-1 | SOT163-1_112 | Withdrawn / End-of-life | 74LVC244AD 74LVC244AD Standard Procedure Standard Procedure | 74LVC244AD,112 ( 9352 104 00112 ) |
74LVC244APW | TSSOP20 (SOT360-1) | SOT360-1 | SSOP-TSSOP-VSO-WAVE | SOT360-1_112 | Withdrawn / End-of-life | LVC244A | 74LVC244APW,112 ( 9352 104 20112 ) |
74LVCH244APW | TSSOP20 (SOT360-1) | SOT360-1 | SSOP-TSSOP-VSO-WAVE | SOT360-1_112 | Withdrawn / End-of-life | VCH244A | 74LVCH244APW,112 ( 9352 103 50112 ) |
Discontinuation information
Type number | Orderable part number, (Ordering code (12NC)) | Last time buy date | Last time delivery date | Replacement product | Status | Comments |
---|---|---|---|---|---|---|
74LVC244AD | 935210400112 | 2021-12-31 | 2022-06-30 | 74LVC244AD | ||
74LVC244APW | 935210420112 | 2021-12-31 | 2022-06-30 | 74LVC244APW | ||
74LVCH244AD | 935210330112 | 2021-12-31 | 2022-06-30 | 74LVCH244AD | ||
74LVCH244APW | 935210350112 | 2021-12-31 | 2022-06-30 | 74LVCH244APW |
Environmental information
Type number | Orderable part number | Chemical content | RoHS | RHF-indicator | Leadfree conversion date |
---|---|---|---|---|---|
74LVC244ABQ | 74LVC244ABQ,115 | 74LVC244ABQ | week 13, 2005 | ||
74LVC244ABZ | 74LVC244ABZX | 74LVC244ABZ | |||
74LVC244AD | 74LVC244AD,118 | 74LVC244AD | week 30, 2004 | ||
74LVC244APW | 74LVC244APW,118 | 74LVC244APW | week 7, 2005 | ||
74LVCH244ABQ | 74LVCH244ABQ,115 | 74LVCH244ABQ | Always Pb-free | ||
74LVCH244AD | 74LVCH244AD,118 | 74LVCH244AD | week 30, 2004 | ||
74LVCH244APW | 74LVCH244APW,118 | 74LVCH244APW | week 7, 2005 |
The variants in the table below are discontinued. See the table Discontinuation information for more information.
Type number | Orderable part number | Chemical content | RoHS | RHF-indicator | Leadfree conversion date |
---|---|---|---|---|---|
74LVC244AD | 74LVC244AD,112 | 74LVC244AD | week 30, 2004 | ||
74LVC244APW | 74LVC244APW,112 | 74LVC244APW | week 7, 2005 | ||
74LVCH244APW | 74LVCH244APW,112 | 74LVCH244APW | week 7, 2005 |
Documentation (12)
File name | Title | Type | Date |
---|---|---|---|
74LVC_LVCH244A | Octal buffer/line driver; 3-state | Data sheet | 2023-08-08 |
AN263 | Power considerations when using CMOS and BiCMOS logic devices | Application note | 2023-02-07 |
AN11009 | Pin FMEA for LVC family | Application note | 2019-01-09 |
lvc244a | lvc244a IBIS model | IBIS model | 2021-02-02 |
lvch244a | lvch244a IBIS model | IBIS model | 2013-04-07 |
lvc | lvc Spice model | SPICE model | 2013-05-06 |
SOT8020-1 | plastic, leadless dual in-line compatible thermal enhanced extreme thin quad flat package;no leads; 20 terminals; 0.4 mm pitch; body 2 mm x 3.2 mm x 0.48 mm | Package information | 2023-02-28 |
SOT764-1 | plastic, leadless dual in-line compatible thermal enhanced very thin quad flat package; 20 terminals; 0.5 mm pitch; 4.5 mm x 2.5 mm x 1 mm body | Package information | 2022-06-21 |
SSOP-TSSOP-VSO-WAVE | Footprint for wave soldering | Wave soldering | 2009-10-08 |
SOT360-1 | plastic, thin shrink small outline package; 20 leads; 0.65 mm pitch; 6.5 mm x 4.4 mm x 1.1 mm body | Package information | 2022-06-21 |
SOT163-1 | plastic, small outline package; 20 leads; 1.27 mm pitch; 12.8 mm x 7.5 mm x 2.65 mm body | Package information | 2022-06-20 |
WAVE_BG-BD-1 | Wave soldering profile | Wave soldering | 2021-09-08 |
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