Texas Instruments SN74121DR Multivibrators
IC MULTIVIBRATOR 45NS 14SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
SN74121DR
Detailed Description
IC MULTIVIBRATOR 45NS 14SOIC
Package
14-SOIC (0.154", 3.90mm Width)
Key Features
Package / Case: 14-SOIC (0.154", 3.90mm Width); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
SN74121DR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments SN74121DR Multivibrators technical specifications.
General
Package / Case
14-SOIC
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 70°C
Supply Voltage
4.75 V ~ 5.25 V
Lifecycle Status
Obsolete
Logic Type
Monostable
Current Output High Low
400µA, 16mA
Schmitt Trigger Input
No
Independent Circuits
2
Propagation Delay
45 ns
Alternate Parts Comparison (SN74121DR vs SN74LVC1G3157DCKR vs SN74LVC1G3157DBVR vs SN74LVC2T45DCUR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 14-SOIC | 6-TSSOP | SOT-23-6 | 8-VFSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | 0°C ~ 70°C | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 4.75 V ~ 5.25 V | 1.65 V ~ 5.5 V | 1.65 V ~ 5.5 V | 1.65 V ~ 5.5 V |
| Lifecycle Status | Obsolete | Production | Production | Production |
| Propagation Delay | 45 ns | 2 ns | 300 ps | 45.2 ns |
| Number of Pins | -- | 6 | 6 | 8 |
| Number of Channels | -- | 1 | 1 | 2 |
| Ambient Temperature Range High | -- | 125 °C | 125 °C | 85 °C |
| Contact Plating | -- | Gold | Gold | Gold |
| Height | -- | 1.1 mm | 0 m | 900 µm |
| High Level Output Current | -- | 128 mA | 128 mA | -32 mA |
| Action |
More Parts in Multivibrators
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
