Datasheet Texas Instruments SNJ54LS257BFK — Datenblatt
| Hersteller | Texas Instruments |
| Serie | SN54LS257B |
| Artikelnummer | SNJ54LS257BFK |
Vierfache 2-Zeilen- bis 1-Zeilen-Datenauswahl / Multiplexer 20-LCCC -55 bis 125
Datenblätter
Quadruple 2-Line To 1-Line Data Selectors/Multiplexers datasheet
PDF, 989 Kb, Datei veröffentlicht: Mar 1, 1988
Auszug aus dem Dokument
Preise
Status
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No |
Verpackung
| Pin | 20 | 20 |
| Package Type | FK | FK |
| Industry STD Term | LCCC | LCCC |
| JEDEC Code | S-CQCC-N | S-CQCC-N |
| Package QTY | 1 | 1 |
| Carrier | TUBE | TUBE |
| Device Marking | SNJ54LS | 257BFK |
| Width (mm) | 8.89 | 8.89 |
| Length (mm) | 8.89 | 8.89 |
| Thickness (mm) | 1.83 | 1.83 |
| Pitch (mm) | 1.27 | 1.27 |
| Max Height (mm) | 2.03 | 2.03 |
| Mechanical Data | Herunterladen | Herunterladen |
Parameter
| Number of Channels | 4 |
| F @ Nom Voltage(Max) | 35 Mhz |
| ICC @ Nom Voltage(Max) | 19 mA |
| Operating Temperature Range | -55 to 125 C |
| Package Group | LCCC |
| Package Size: mm2:W x L | 20LCCC: 79 mm2: 8.89 x 8.89(LCCC) PKG |
| Rating | Military |
| Schmitt Trigger | No |
| Technology Family | LS |
| VCC(Max) | 5.5 V |
| VCC(Min) | 4.5 V |
| Voltage(Nom) | 5 V |
| tpd @ Nom Voltage(Max) | 21 ns |
Öko-Plan
| RoHS | See ti.com |
Anwendungshinweise
- Designing with the SN54/74LS123 (Rev. A)PDF, 118 Kb, Revision: A, Datei veröffentlicht: Mar 1, 1997
The Texas Instruments (TI) SN54/74LS123 dual retriggerable monostable multivibrator is a one-shot device capable of verylong output pulses and up to 100% duty cycle. The ?LS123 also features dc triggering from gated low-level active A andhigh-level active B inputs and provides a clear input that terminates the output pulse of any predetermined time independentof timing components R ext and
Modellreihe
Serie: SN54LS257B (12)
Herstellerklassifikation
- Semiconductors > Space & High Reliability > Logic Products > Specialty Logic Products > Decoders/Encoders/Multiplexers