Features and benefits
- Word-length easily expanded by cascading
- Generates either odd or even parity for nine data bits
- Wide supply voltage range from 2.0 to 6.0 V
- Input levels:
- For 74HC280: CMOS level
- For 74HCT280: TTL level
- CMOS low power dissipation
- High noise immunity
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level B
- Complies with JEDEC standards
- JESD8C (2.7 V to 3.6 V)
- JESD7A (2.0 V to 6.0 V)
- ESD protection:
- HBM JESD22-A114F exceeds 2000 V
- MM JESD22-A115-A exceeds 200 V
- 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) | tpd (ns) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
---|---|---|---|---|---|---|---|---|---|---|---|
74HC280D | Production | 2.0 - 6.0 | CMOS | ± 5.2 | 17 | low | -40~125 | 73 | 1.0 | 30 | SO14 |
74HCT280D | Production | 4.5 - 5.5 | TTL | ± 4 | 18 | low | -40~125 | 76 | 1.0 | 34 | SO14 |
74HCT280PW | Production | 4.5 - 5.5 | TTL | ± 4 | 18 | low | -40~125 | TSSOP14 |
Package
Type number | Package | Package information | Reflow-/Wave soldering | Packing | Status | Marking | Orderable part number, (Ordering code (12NC)) |
---|---|---|---|---|---|---|---|
74HC280D | ![]() SO14 (SOT108-1) | SO-SOJ-REFLOW SO-SOJ-WAVE | Reel 13" Q1/T1 CECC | Active | 74HC280D | 74HC280D,653 ( 9337 138 80653 ) | |
74HCT280D | ![]() SO14 (SOT108-1) | SO-SOJ-REFLOW SO-SOJ-WAVE | Reel 13" Q1/T1 CECC | Active | 74HCT280D | 74HCT280D,653 ( 9337 138 90653 ) | |
74HCT280PW | ![]() TSSOP14 (SOT402-1) | SSOP-TSSOP-VSO-WAVE | Reel 13" Q1/T1 | Active | 4HCT280 | 74HCT280PWJ ( 9356 911 88118 ) |
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)) |
---|---|---|---|---|---|---|---|
74HC280D | ![]() SO14 (SOT108-1) | SO-SOJ-REFLOW SO-SOJ-WAVE | Bulk Pack, CECC | Withdrawn / End-of-life | 74HC280D | 74HC280D,652 ( 9337 138 80652 ) | |
74HCT280D | ![]() SO14 (SOT108-1) | SO-SOJ-REFLOW SO-SOJ-WAVE | Bulk Pack, CECC | Withdrawn / End-of-life | 74HCT280D | 74HCT280D,652 ( 9337 138 90652 ) |
Quality, reliability & chemical content
Type number | Orderable part number | Chemical content | RoHS / RHF | Leadfree conversion date | EFR | IFR | MTBF (hour) | MSL | MSL leadfree |
---|---|---|---|---|---|---|---|---|---|
74HC280D | 74HC280D,653 | 74HC280D | ![]() | week 5, 2004 | 40.0 | 1.4 | 7.46E8 | 1 | 1 |
74HCT280D | 74HCT280D,653 | 74HCT280D | ![]() | week 5, 2004 | 40.0 | 1.4 | 7.46E8 | 1 | 1 |
74HCT280PW | 74HCT280PWJ | 74HCT280PW | ![]() | 40.0 | 1.4 | 7.46E8 | 1 | 1 |
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 | Leadfree conversion date | EFR | IFR | MTBF (hour) | MSL | MSL leadfree |
---|---|---|---|---|---|---|---|---|---|
74HC280D | 74HC280D,652 | 74HC280D | ![]() ![]() | week 5, 2004 | 40.0 | 1.4 | 7.46E8 | 1 | 1 |
74HCT280D | 74HCT280D,652 | 74HCT280D | ![]() ![]() | week 5, 2004 | 40.0 | 1.4 | 7.46E8 | 1 | 1 |
Documentation (7)
File name | Title | Type | Date |
---|---|---|---|
74HC_HCT280 | 9-bit odd/even parity generator/checker | Data sheet | 2021-08-16 |
AN11044 | Pin FMEA 74HC/74HCT family | Application note | 2019-01-09 |
HCT_USER_GUIDE | HC/T User Guide | User manual | 1997-10-31 |
SSOP-TSSOP-VSO-WAVE | Footprint for wave soldering | Wave soldering | 2009-10-08 |
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 |
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