TPA321D vs TPA321DG4 Comparison
Detailed side-by-side comparison of TPA321D by Texas Instruments and TPA321DG4 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 | TPA321D | TPA321DG4 |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Unknown | Active |
| Product Type | Mono Class-AB audio power amplifier | — |
| Rated Output Power | 700 mW | 350 mW |
| 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 | — |
| Output Configuration | Bridge-tied load (BTL) | Differential output |
| Input Architecture | Differential analog input | — |
| Channel Count | 1 channel | — |
| Amplifier Class | Class AB | — |
| Package | 8-pin SOIC | — |
| Mounting Type | Surface mount | Surface Mount |
| Operating Temperature Range | -40°C to +85°C | -40 C to +85 C (industrial grade) |
| Shutdown Supply Current | Ultralow; numeric value [DATA_NEEDED: shutdown supply current] | 0.15 uA |
| Output Distortion | Less than 1% THD+N at 250 mW into 8 Ohms at 3.3 V | — |
| RoHS Status | [DATA_NEEDED: RoHS compliance] | [DATA_NEEDED: RoHS compliance statement] |
| 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] | — |
| Device Type | — | Mono Class-D audio power amplifier |
| 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 |
| Total Harmonic Distortion | — | 0.5 % |
| Maximum Power Dissipation | — | 725 mW |
| Maximum Supply Current | — | 1.5 mA |
| Package Type | — | SOIC-8 (DG4), gull wing, rectangular |
| Number of Terminals | — | 8 |
| Datasheet Length | — | 26 pages |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification status] |