LM068 vs LM048 对比
详细并排对比 LM068 出自 LM Technologies 和 LM048 出自 LM Technologies。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | LM068 | LM048 |
|---|---|---|
| 品牌 | LM Technologies | LM Technologies |
| 分类 | RF Modules | RF Modules |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $35.50 | $31.68 |
| Product Type | Bluetooth Serial Adapter | Bluetooth Serial Adapter (RS232 cable replacement) |
| Bluetooth Version | Bluetooth 5.0 Dual Mode (BR/EDR + BLE) | v2.0 / v2.1 + EDR |
| Supply Voltage Range | 4 V to 12 V | — |
| Maximum Supply Voltage | 12 V | — |
| Maximum Data Rate | 3 Mbps | — |
| Bluetooth Profile Support | SPP (Serial Port Profile) | — |
| Interface (Host Side) | RS232 (DB9 DTE/DCE cable replacement) | — |
| Stack | Embedded Bluetooth 5.0 stack | — |
| Internal Flash Memory | 8 Mbit | — |
| Power Input Options | USB-Mini, DB9, or AC adaptor | — |
| Configuration Tool | LM149v2 host utility | — |
| Dimensions | 46.3 mm x 34 mm x 16 mm | — |
| Series | LM068 Series | — |
| 安装类型 | Standalone external module | — |
| Operating Modes | Auto-connect, discoverable/non-discoverable | — |
| RoHS 状态 | Compliant (assumed based on datasheet) | — |
| Bluetooth Class | — | Class 1 |
| Data Rate (Nominal) | — | 3 Mbps (EDR) |
| Tx Output Power | — | [DATA_NEEDED: Tx power (dBm), datasheet states ~18 dBm typical but not pinned] |
| Rx Sensitivity | — | -86 dBm |
| Operating Frequency | — | 2.402 GHz to 2.480 GHz (ISM) |
| Modulation | — | GFSK / π/4-DQPSK / 8-DPSK |
| Frequency Hopping | — | Adaptive FHSS, 79 channels |
| Range (Open Space) | — | Up to 100 m |
| RS232 Interface | — | DB-style RS232, full DTR/DSR/RTS/CTS replicated |
| Baud Rate Coverage | — | 1.2 kbps to 460 kbps |
| Power Supply (RS232 Pin 9) | — | 4 V to 13 V DC |
| Power Supply (Mini-USB) | — | 5 V via Mini-USB |
| 工作温度 | — | -20 °C to +75 °C |
| Housing | — | Plastic enclosure, slide switch, status LEDs |
| Profiles | — | SPP (Serial Port Profile) |
| Antenna | — | Internal onboard antenna |
| Certifications | — | Bluetooth SIG, CE, FCC (per datasheet) |