Features and benefits
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Automotive product qualification in accordance with AEC-Q100 (Grade 1)
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Specified from -40 °C to +85 °C and from -40 °C to +125 °C
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Wide supply voltage range from 2.0 V to 5.5 V
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Balanced propagation delays
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All inputs have Schmitt-trigger action
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Overvoltage tolerant inputs to 5.5 V
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High noise immunity
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CMOS low power dissipation
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Input levels:
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For 74AHC244-Q100: CMOS level
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For 74AHCT244-Q100: TTL level
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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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Latch-up performance exceeds 100 mA per JESD 78 Class II Level A
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Multiple package options
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DHVQFN package with Side-Wettable Flanks enabling Automatic Optical Inspection (AOI) of solder joints
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) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
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74AHC244BQ-Q100 | Production | 2.0 - 5.5 | CMOS | ± 8 | 60 | 8 | low | -40~125 | 78 | 9.1 | 50 | DHVQFN20 |
74AHC244D-Q100 | Production | 2.0 - 5.5 | CMOS | ± 8 | 60 | 8 | low | -40~125 | 85 | 27.2 | 61 | SO20 |
74AHC244PW-Q100 | Production | 2.0 - 5.5 | CMOS | ± 8 | 60 | 8 | low | -40~125 | 100 | 4.6 | 44.7 | TSSOP20 |
74AHCT244BQ-Q100 | Production | 4.5 - 5.5 | TTL | ± 8 | 60 | 8 | low | -40~125 | 78 | 9.1 | 50 | DHVQFN20 |
74AHCT244D-Q100 | Production | 4.5 - 5.5 | TTL | ± 8 | 60 | 8 | low | -40~125 | 85 | 27.2 | 61 | SO20 |
74AHCT244PW-Q100 | Production | 4.5 - 5.5 | TTL | ± 8 | 60 | 8 | low | -40~125 | 100 | 4.6 | 44.7 | TSSOP20 |
Package
Type number | Package | Package information | Reflow-/Wave soldering | Packing | Status | Marking | Orderable part number, (Ordering code (12NC)) |
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74AHC244BQ-Q100 | DHVQFN20 (SOT764-1) | SOT764-1 | SOT764-1_115 | Active | AHC244 | 74AHC244BQ-Q100,11 ( 9352 984 33115 ) | |
74AHC244D-Q100 | SO20 (SOT163-1) | SOT163-1 | WAVE_BG-BD-1 | SOT163-1_118 | Active | 74AHC244D | 74AHC244D-Q100,118 ( 9352 984 34118 ) |
74AHC244PW-Q100 | TSSOP20 (SOT360-1) | SOT360-1 | SSOP-TSSOP-VSO-WAVE | SOT360-1_118 | Active | AHC244 | 74AHC244PW-Q100,11 ( 9352 984 35118 ) |
74AHCT244BQ-Q100 | DHVQFN20 (SOT764-1) | SOT764-1 | SOT764-1_115 | Active | AHCT244 | 74AHCT244BQ-Q100,1 ( 9352 984 36115 ) | |
74AHCT244D-Q100 | SO20 (SOT163-1) | SOT163-1 | WAVE_BG-BD-1 | SOT163-1_118 | Active | 74AHCT244D | 74AHCT244D-Q100,11 ( 9352 984 37118 ) |
74AHCT244PW-Q100 | TSSOP20 (SOT360-1) | SOT360-1 | SSOP-TSSOP-VSO-WAVE | SOT360-1_118 | Active | AHCT244 | 74AHCT244PW-Q100,1 ( 9352 984 38118 ) |
Discontinuation information
Type number | Orderable part number, (Ordering code (12NC)) | Last time buy date | Last time delivery date | Replacement product | Status | Comments |
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74AHC244PW-Q100/AU | 935690657118 | 2018-12-31 | 2019-06-30 | 74AHC244PW-Q100 |
Environmental information
Type number | Orderable part number | Chemical content | RoHS | RHF-indicator | Leadfree conversion date |
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74AHC244BQ-Q100 | 74AHC244BQ-Q100,11 | 74AHC244BQ-Q100 | Always Pb-free | ||
74AHC244D-Q100 | 74AHC244D-Q100,118 | 74AHC244D-Q100 | Always Pb-free | ||
74AHC244PW-Q100 | 74AHC244PW-Q100,11 | 74AHC244PW-Q100 | Always Pb-free | ||
74AHCT244BQ-Q100 | 74AHCT244BQ-Q100,1 | 74AHCT244BQ-Q100 | Always Pb-free | ||
74AHCT244D-Q100 | 74AHCT244D-Q100,11 | 74AHCT244D-Q100 | Always Pb-free | ||
74AHCT244PW-Q100 | 74AHCT244PW-Q100,1 | 74AHCT244PW-Q100 | Always Pb-free |
Documentation (10)
File name | Title | Type | Date |
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74AHC_AHCT244_Q100 | Octal buffer/line driver; 3-state | Data sheet | 2023-09-20 |
AN263 | Power considerations when using CMOS and BiCMOS logic devices | Application note | 2023-02-07 |
ahct244 | ahct244 IBIS model | IBIS model | 2013-04-07 |
ahc244 | ahc244 IBIS model | IBIS model | 2013-04-07 |
Nexperia_Selection_guide_2023 | Nexperia Selection Guide 2023 | Selection guide | 2023-05-10 |
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 |
Support
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Ordering, pricing & availability
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