TPA321DG4 vs TPA321D Comparison
Detailed side-by-side comparison of TPA321DG4 by Texas Instruments and TPA321D by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | TPA321DG4 | TPA321D |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Unknown |
| Device Type | Mono Class-D audio power amplifier | — |
| Rated Output Power | 350 mW | 700 mW |
| Nominal Output Power (distributor listing) | 0.7 W | — |
| Supply Voltage Operation | 3.3 V and 5 V (fully specified) | — |
| Maximum Supply Voltage | 5.5 V | — |
| Maximum Output Load Resistance | 8 ohm | — |
| Input Configuration | Differential inputs | — |
| Output Configuration | Differential output | Bridge-tied load (BTL) |
| Total Harmonic Distortion | 0.5 % | — |
| Maximum Power Dissipation | 725 mW | — |
| Maximum Supply Current | 1.5 mA | — |
| Shutdown Supply Current | 0.15 uA | Ultralow; numeric value [DATA_NEEDED: shutdown supply current] |
| Operating Temperature Range | -40 C to +85 C (industrial grade) | -40°C to +85°C |
| Package Type | SOIC-8 (DG4), gull wing, rectangular | — |
| Number of Terminals | 8 | — |
| Mounting Type | Surface Mount | Surface mount |
| Datasheet Length | 26 pages | — |
| RoHS Status | [DATA_NEEDED: RoHS compliance statement] | [DATA_NEEDED: RoHS compliance] |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| Product Type | — | Mono Class-AB audio power amplifier |
| Power at 3.3 V into 8 Ohms | — | 250 mW continuous at less than 1% THD+N |
| Supply Voltage Range | — | 2.5 V to 5.5 V |
| Specified Supply Operation | — | 3.3 V and 5 V |
| Input Architecture | — | Differential analog input |
| Channel Count | — | 1 channel |
| Amplifier Class | — | Class AB |
| Package | — | 8-pin SOIC |
| Output Distortion | — | Less than 1% THD+N at 250 mW into 8 Ohms at 3.3 V |
| REACH Status | — | [DATA_NEEDED: REACH compliance] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |
| Halogen-Free Status | — | [DATA_NEEDED: halogen-free status] |
| AEC-Q100 Status | — | [DATA_NEEDED: AEC-Q100 qualification] |