Bipolar transistors

Diodes

ESD protection, TVS, filtering and signal conditioning

MOSFETs

SiC MOSFETs

GaN FETs

IGBTs

Analog & Logic ICs

Automotive qualified products (AEC-Q100/Q101)

74AHC257; 74AHCT257

Parametrics

Type number VCC (V) Logic switching levels Output drive capability (mA) tpd (ns) Power dissipation considerations Tamb (°C) Package name
74AHC257D 2.0 - 5.5 CMOS ± 8 2.9 low -40~125 SO16
74AHC257PW 2.0 - 5.5 CMOS ± 8 2.9 low -40~125 TSSOP16
74AHCT257D 4.5 - 5.5 TTL ± 8 3.7 low -40~125 SO16
74AHCT257PW 4.5 - 5.5 TTL ± 8 3.7 low -40~125 TSSOP16

Package

Type number Orderable part number, (Ordering code (12NC)) Status Marking Package Package information Reflow-/Wave soldering Packing
74AHC257D 74AHC257D,118
(935265467118)
Active 74AHC257D SOT109-1
SO16
(SOT109-1)
SOT109-1 SO-SOJ-REFLOW
SO-SOJ-WAVE
WAVE_BG-BD-1
SOT109-1_118
74AHC257PW 74AHC257PW,118
(935265468118)
Active AHC257 SOT403-1
TSSOP16
(SOT403-1)
SOT403-1 SSOP-TSSOP-VSO-WAVE
SOT403-1_118
74AHCT257D 74AHCT257D,118
(935265469118)
Active 74AHCT257D SOT109-1
SO16
(SOT109-1)
SOT109-1 SO-SOJ-REFLOW
SO-SOJ-WAVE
WAVE_BG-BD-1
SOT109-1_118
74AHCT257PW 74AHCT257PW,118
(935265470118)
Active AHCT257 SOT403-1
TSSOP16
(SOT403-1)
SOT403-1 SSOP-TSSOP-VSO-WAVE
SOT403-1_118

Environmental information

Type number Orderable part number Chemical content RoHS RHF-indicator
74AHC257D 74AHC257D,118 74AHC257D rohs rhf rhf
74AHC257PW 74AHC257PW,118 74AHC257PW rohs rhf rhf
74AHCT257D 74AHCT257D,118 74AHCT257D rohs rhf rhf
74AHCT257PW 74AHCT257PW,118 74AHCT257PW rohs rhf rhf
Quality and reliability disclaimer

Documentation (15)

File name Title Type Date
74AHC_AHCT257 Quad 2-input multiplexer; 3-state Data sheet 2024-03-07
001aad468 Block diagram: 74AHC257D, 74AHC257PW, 74AHCT257D, 74AHCT257PW Block diagram 2009-11-03
SOT109-1 3D model for products with SOT109-1 package Design support 2020-01-22
SOT403-1 3D model for products with SOT403-1 package Design support 2020-01-22
ahc257 ahc257 IBIS model IBIS model 2013-04-08
ahct257 ahct257 IBIS model IBIS model 2013-04-08
Nexperia_package_poster Nexperia package poster Leaflet 2020-05-15
SO16_SOT109-1_mk plastic, small outline package; 16 leads; 1.27 mm pitch; 9.9 mm x 3.9 mm x 1.35 mm body Marcom graphics 2017-01-28
TSSOP16_SOT403-1_mk plastic, thin shrink small outline package; 16 leads; 0.65 mm pitch; 5 mm x 4.4 mm x 1.1 mm body Marcom graphics 2017-01-28
SOT109-1 plastic, small outline package; 16 leads; 1.27 mm pitch; 9.9 mm x 3.9 mm x 1.75 mm body Package information 2023-11-07
SOT403-1 plastic, thin shrink small outline package; 16 leads; 5 mm x 4.4 mm x 1.2 mm body Package information 2023-11-08
SO-SOJ-REFLOW Footprint for reflow soldering Reflow soldering 2009-10-08
SO-SOJ-WAVE Footprint for wave soldering Wave soldering 2009-10-08
WAVE_BG-BD-1 Wave soldering profile Wave soldering 2021-09-08
SSOP-TSSOP-VSO-WAVE Footprint for wave soldering Wave soldering 2009-10-08

Support

If you are in need of design/technical support, let us know and fill in the answer form we'll get back to you shortly.

Models

File name Title Type Date
SOT109-1 3D model for products with SOT109-1 package Design support 2020-01-22
SOT403-1 3D model for products with SOT403-1 package Design support 2020-01-22
ahc257 ahc257 IBIS model IBIS model 2013-04-08
ahct257 ahct257 IBIS model IBIS model 2013-04-08

Ordering, pricing & availability

Sample

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If you do not have a direct account with Nexperia our network of global and regional distributors is available and equipped to support you with Nexperia samples. Check out the list of official distributors.