| Image | Part Number | Manufacturer | Description | Series | Operating Temperature | Packaging | Mounting Type | Voltage - Supply | Package / Case | Base Part Number | Supplier Device Package | Current - Output High, Low |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MM74HC221AN | AMI Semiconductor / ON Semiconductor | IC MULTIVIBRATOR MONO DL 16-DIP | 74HC | -40°C ~ 85°C | Tube | Through Hole | 2V ~ 6V | 16-DIP (0.300", 7.62mm) | 74HC221 | 16-DIP | 5.2mA, 5.2mA | |
| CD74HC221E | N/A | IC DUAL MONO MULTIVIB 16-DIP | 74HC | -55°C ~ 125°C | Tube | Through Hole | 2V ~ 6V | 16-DIP (0.300", 7.62mm) | 74HC221 | 16-PDIP | 5.2mA, 5.2mA | |
| HEF4538BT-Q100J | Nexperia | IC MULTIVIBRATOR DUAL 16SOIC | Automotive, AEC-Q100, 4000B | -40°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 3V ~ 15V | 16-SOIC (0.154", 3.90mm Width) | 4538 | 16-SO | 3.4mA, 3.4mA | |
| 74VHC123ASJX | AMI Semiconductor / ON Semiconductor | MULTIVIBRATOR DUAL MONO 16SOP | 74VHC | -40°C ~ 85°C | Cut Tape (CT) | Surface Mount | 2V ~ 5.5V | 16-SOIC (0.209", 5.30mm Width) | 74VHC123 | 16-SOP | 8mA, 8mA | |
| MC14538BF | AMI Semiconductor / ON Semiconductor | IC MULTIVIBRATOR DUAL 16SOEIAJ | 4000B | -55°C ~ 125°C | Tube | Surface Mount | 3V ~ 18V | 16-SOIC (0.209", 5.30mm Width) | 4538 | 16-SOEIAJ | 8.8mA, 8.8mA | |
| M74HC4538RM13TR | STMicroelectronics | IC MULTIVIBRATR DUAL MONO 16SOIC | 74HC | -55°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 2V ~ 6V | 16-SOIC (0.154", 3.90mm Width) | 74HC4538 | 16-SO | 5.2mA, 5.2mA | |
| HEF4528BT,653 | Nexperia | IC MONO MULTIVBRTOR DUAL 16SOIC | 4000B | -40°C ~ 85°C | Cut Tape (CT) | Surface Mount | 3V ~ 15V | 16-SOIC (0.154", 3.90mm Width) | - | 16-SO | 3mA, 3mA | |
| SN74LV123ADBR | N/A | IC DUAL RETRIG MULTIVIB 16SSOP | 74LV | -40°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 2V ~ 5.5V | 16-SSOP (0.209", 5.30mm Width) | 74LV123 | 16-SSOP | 12mA, 12mA | |
| 74LV123DB,112 | Nexperia | IC DUAL RETRIG MULTIVIB 16SSOP | 74LV | -40°C ~ 125°C | Tube | Surface Mount | 1V ~ 5.5V | 16-SSOP (0.209", 5.30mm Width) | 74LV123 | 16-SSOP | 12mA, 12mA | |
| SN74LV221APW | N/A | IC DUAL MONO MULTIVIB 16-TSSOP | 74LV | -40°C ~ 85°C | Tube | Surface Mount | 2V ~ 5.5V | 16-TSSOP (0.173", 4.40mm Width) | 74LV221 | 16-TSSOP | 12mA, 12mA |
Multivibrators are electronic circuits capable of generating non-sinusoidal waveforms, typically square waves, with well-defined frequency and duty cycle characteristics. They are widely used in timing, pulse generation, and oscillator applications. Multivibrators come in different configurations such as astable, monostable, and bistable, each serving specific timing and waveform generation purposes in electronic systems.