Parametrics
| Type number | Product status | VCC (V) | Logic switching levels | Output drive capability (mA) | tpd (ns) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 74AHC257D-Q100 | Production | 2.0 - 5.5 | CMOS | ± 8 | 2.9 | low | -40~125 | 94 | 10.3 | 53 | SO16 |
| 74AHC257PW-Q100 | Production | 2.0 - 5.5 | CMOS | ± 8 | 2.9 | low | -40~125 | 126 | 4.9 | 56.3 | TSSOP16 |
| 74AHCT257D-Q100 | Production | 4.5 - 5.5 | TTL | ± 8 | 3.7 | low | -40~125 | 93 | 9.7 | 52 | SO16 |
| 74AHCT257PW-Q100 | Production | 4.5 - 5.5 | TTL | ± 8 | 3.7 | low | -40~125 | 125 | 4.6 | 54.9 | TSSOP16 |
Package
| Type number | Package | Package information | Reflow-/Wave soldering | Packing | Status | Marking | Orderable part number, (Ordering code (12NC)) |
|---|---|---|---|---|---|---|---|
| 74AHC257D-Q100 |  SO16 (SOT109-1) | SOT109-1 | SO-SOJ-REFLOW SO-SOJ-WAVE | SOT109-1_118 | Active | 74AHC257D | 74AHC257D-Q100J ( 9353 007 35118 ) |
| 74AHC257PW-Q100 |  TSSOP16 (SOT403-1) | SOT403-1 | SSOP-TSSOP-VSO-WAVE | SOT403-1_118 | Active | AHC257 | 74AHC257PW-Q100J ( 9353 007 36118 ) |
| 74AHCT257D-Q100 | SO16 (SOT109-1) | SOT109-1 | SO-SOJ-REFLOW SO-SOJ-WAVE | SOT109-1_118 | Active | 74AHCT257D | 74AHCT257D-Q100J ( 9353 007 37118 ) |
| 74AHCT257PW-Q100 | TSSOP16 (SOT403-1) | SOT403-1 | SSOP-TSSOP-VSO-WAVE | SOT403-1_118 | Active | AHCT257 | 74AHCT257PW-Q100J ( 9353 007 38118 ) |
Environmental information
| Type number | Orderable part number | Chemical content | RoHS | RHF-indicator | Leadfree conversion date |
|---|---|---|---|---|---|
| 74AHC257D-Q100 | 74AHC257D-Q100J | 74AHC257D-Q100 |  |   | Always Pb-free |
| 74AHC257PW-Q100 | 74AHC257PW-Q100J | 74AHC257PW-Q100 | | | Always Pb-free |
| 74AHCT257D-Q100 | 74AHCT257D-Q100J | 74AHCT257D-Q100 | | | Always Pb-free |
| 74AHCT257PW-Q100 | 74AHCT257PW-Q100J | 74AHCT257PW-Q100 | | | Always Pb-free |
Documentation (9)
| File name | Title | Type | Date |
|---|---|---|---|
| 74AHC_AHCT257_Q100 | Quad 2-input multiplexer; 3-state | Data sheet | 2023-08-30 |
| ahct257 | ahct257 IBIS model | IBIS model | 2013-04-07 |
| ahc257 | ahc257 IBIS model | IBIS model | 2013-04-07 |
| SO-SOJ-WAVE | Footprint for wave soldering | Wave soldering | 2009-10-08 |
| SO-SOJ-REFLOW | Footprint for reflow soldering | Reflow soldering | 2009-10-08 |
| WAVE_BG-BD-1 | Wave soldering profile | Wave soldering | 2021-09-08 |
| 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 |
| SSOP-TSSOP-VSO-WAVE | Footprint for wave soldering | Wave soldering | 2009-10-08 |
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Ordering, pricing & availability
Sample
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