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SN74LS02DR
IC GATE NOR 4CH 2-INP 14SOIC
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- Mfr. Partie #SN74LS02DR
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Spécifications
| Series | 74LS |
| Part Status | Active |
| Logic Type | NOR Gate |
| Number of Circuits | 4 |
| Number of Inputs | 2 |
| Voltage - Supply | 4.75V ~ 5.25V |
| Current - Output High, Low | 400µA, 16mA |
| Input Logic Level - Low | 0.8V |
| Input Logic Level - High | 2V |
| Max Propagation Delay @ V, Max CL | 15ns @ 5V, 15pF |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 14-SOIC |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) |
| Base Product Number | 74LS02 |
Vue d'ensemble
Description
Key specifications include a maximum propagation delay of around 15 ns, and it operates from a single power supply ranging from 4.75V to 5.25V. The output is capable of driving standard TTL loads, making it suitable for interfacing with other digital circuits. The SN74LS02DR comes in a 14-pin plastic dual in-line package (DIP) or surface-mount (SOIC) configurations.
Applications include digital signal processing, data manipulation, and logic circuit design where NOR logic is required. Its robustness and efficiency make it a popular choice in both consumer and industrial electronics.
Features
1. Quad Functionality: Contains four independent 2-input NOR gates.
2. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered applications.
3. High Speed: Offers fast switching times, typically around 10 nanoseconds.
4. Wide Supply Voltage Range: Operates from a supply voltage of 4.75V to 5.25V.
5. TTL Compatible: Compatible with standard TTL (Transistor-Transistor Logic) levels.
6. Pin Configuration: Available in a 14-pin DIP and a surface-mount SOIC package, facilitating ease of integration.
7. Schmitt Trigger Inputs: Improved noise immunity for better signal integrity in certain configurations.
8. Temperature Range: Suitable for industrial applications with an operating temperature range from -40°C to +85°C.
These features make the SN74LS02DR versatile for various digital logic applications in consumer electronics and industrial systems.
Package
Pinout
Pin Count and Functions:
1. Pin 1 (A1): Input for the first NOR gate (G1)
2. Pin 2 (B1): Input for the first NOR gate (G1)
3. Pin 3 (Y1): Output for the first NOR gate (G1)
4. Pin 4 (A2): Input for the second NOR gate (G2)
5. Pin 5 (B2): Input for the second NOR gate (G2)
6. Pin 6 (Y2): Output for the second NOR gate (G2)
7. Pin 7 (GND): Ground connection
8. Pin 8 (Y3): Output for the third NOR gate (G3)
9. Pin 9 (B3): Input for the third NOR gate (G3)
10. Pin 10 (A3): Input for the third NOR gate (G3)
11. Pin 11 (Y4): Output for the fourth NOR gate (G4)
12. Pin 12 (B4): Input for the fourth NOR gate (G4)
13. Pin 13 (A4): Input for the fourth NOR gate (G4)
14. Pin 14 (VCC): Power supply connection (typically +5V)
This IC is commonly used in digital logic applications for implementing NOR functions.
Manufacturer
Texas Instruments is recognized for its innovation and contributions to the semiconductor industry, including the development of calculators and advanced semiconductor technologies. The SN74LS02DR specifically is a quad 2-input NOR gate from the 74LS (Low Power Schottky) logic family, widely used in digital circuit design. Overall, TI is a key player in the electronics market, focusing on high-performance and efficient technologies.
Application
Equivalent
1. 74HC02 - High-speed CMOS variant.
2. 74HCT02 - CMOS variant for TTL compatibility.
3. MC74HC02A - Motorola CMOS equivalent.
4. 74LS02A - Similar LS series part with different packaging.
5. 74F02 - Faster F series variant.
Verify specifications to ensure compatibility for your application.
Expédition
Méthodes d'expéditionNous
offrir des services d'expédition mondiaux par DHL, FedEx, TNT, UPS ou tout autre expéditeur de votre choix.
Référence des frais d'expédition (DHL/FedEx):
DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.
FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.
Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.
Paiements
Payment Methods
Le terme de paiement est 100% prépayé.
Actuellement, nous n'acceptons que les méthodes de paiement ci-dessous:
1. PayPal
2. Carte de crédit/débit
3. Transfert bancaire
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