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74LS221N from NSC,National Semiconductor

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15.137ms

74LS221N

Manufacturer: NSC

DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS

Partnumber Manufacturer Quantity Availability
74LS221N NSC 7443 In Stock

Description and Introduction

DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS The 74LS221N is a dual monostable multivibrator integrated circuit manufactured by National Semiconductor Corporation (NSC). Key specifications include:

- **Supply Voltage (VCC):** 4.75V to 5.25V
- **Operating Temperature Range:** 0°C to 70°C
- **Output Current (High):** -0.4mA
- **Output Current (Low):** 8mA
- **Propagation Delay:** Typically 35ns
- **Power Dissipation:** 45mW (typical)
- **Package:** 16-pin DIP (Dual In-line Package)
- **Logic Family:** LS-TTL (Low-Power Schottky TTL)

The device is designed for precision timing applications and features independent trigger and reset inputs for each monostable multivibrator. It also includes Schmitt-trigger input circuitry for noise immunity.

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