SN74LV221ADBR Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74LV221ADBR is a dual monostable multivibrator IC from Texas Instruments LV family in a 16-pin SSOP package. Features two independent one-shot timers with complementary outputs and dual clock/data inputs. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- SN74LV221ADBR Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual independent monostable multivibrators with complementary Q and Q-bar outputs for versatile pulse generation
- LV/LV-A family logic supporting wide supply range (1.65V to 5.5V) for compatibility with modern low-voltage digital systems
- Compact 16-pin SSOP package with plastic/epoxy body enabling high-density PCB integration in space-constrained designs
Applications
The SN74LV221ADBR is used in digital systems for precise pulse-width generation, edge detection, and debouncing of mechanical switch signals. Its dual monostable design makes it suitable for timing circuits in communication equipment, industrial controllers, and microcontroller peripheral interfaces. Engineers apply it wherever a retriggerable one-shot timer with complementary outputs is needed, such as watchdog timer resets and clock signal conditioning.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Family | LV/LV-A/LVX/H |
| JESD-30 Code | R-PDSO-G16 |
| Logic IC Type | MONOSTABLE MULTIVIBRATOR |
| Number of Data/Clock Inputs | 2 |
| Number of Functions | 2 |
| Output Polarity | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP16,.3 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Propagation Delay (tpd) | 42ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 2.5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74LV221ADBR:
2-Func, CMOS, PDSO16
Monostable Multivibrator, LV/LV-A/LVX/H Series, 2-Func, CMOS, PDSO16
Frequently Asked Questions
What is a monostable multivibrator and what does the SN74LV221ADBR do?
A monostable multivibrator generates a single output pulse of defined duration when triggered by an input edge. The SN74LV221ADBR contains two such one-shot timers with complementary Q and Q-bar outputs, useful for pulse generation and timing in digital circuits.
What package does the SN74LV221ADBR use?
The SN74LV221ADBR is housed in a 16-pin SSOP (Shrink Small Outline Package) with a 0.3-inch body width and plastic/epoxy construction, providing a compact surface-mount footprint suitable for space-constrained PCB designs.
What supply voltage does the SN74LV221ADBR support?
The SN74LV221ADBR belongs to the LV/LV-A/LVX family, supporting operation from 1.65V to 5.5V supply voltage, making it compatible with a wide range of modern low-voltage and legacy 5V digital logic systems.
What are typical applications for the SN74LV221ADBR?
Typical applications include switch debouncing, pulse-width generation, clock signal conditioning, edge-triggered timing circuits, watchdog timer resets, and digital delay elements in communication and industrial control equipment.
Is the SN74LV221ADBR RoHS compliant?
Yes, the SN74LV221ADBR carries a Pb-free code indicating lead-free construction, making it fully RoHS compliant and suitable for environmentally sensitive markets and green electronics manufacturing standards.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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