SN74HC21-Q1 vs SN74HC21DR Comparison
Detailed side-by-side comparison of SN74HC21-Q1 by Texas Instruments and SN74HC21DR by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
SN74HC21DR - Dual 4-Input AND Gate SOIC-14 | Texas Instruments
SN74HC21DR ✓ ActiveSpecification Comparison
| Parameter | SN74HC21-Q1 | SN74HC21DR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Logic ICs | Logic ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.16 | $0.14 |
| Logic Function | Dual 4-Input Positive-AND Gate | Dual 4-Input Positive-AND Gate |
| Logic Family | HC (High-Speed CMOS) | 74HC (High-Speed CMOS) |
| Number of Channels | 2 | 2 |
| Inputs per Gate | 4 | 4 |
| Supply Voltage Range | 2 V to 6 V | 2 V to 6 V |
| Output Drive Strength | 5.2 mA | 5.2 mA |
| Output Drive at 5 V | ±4 mA | ±4 mA |
| Typical Propagation Delay | 11 ns at 5 V | 11 ns at 5 V |
| Max Input Current | 1 uA | — |
| Max Quiescent Supply Current | 20 uA | — |
| LSTTL Load Drive | Up to 10 LSTTL loads | Up to 10 LSTTL loads |
| Boolean Function | Y = A • B • C • D (positive logic) | — |
| Qualification | AEC-Q100 Automotive Catalog | — |
| Package | SOIC-14 (D) | SOIC (D), 14 pins |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Maximum ICC | — | 20 uA |
| Maximum Input Current | — | 1 uA |
| Operating Temperature | — | -40C to +85C |
| Technology | — | CMOS with input clamp diodes |