LM068 vs LM048 مقایسه
مقایسه دقیق کنار به کنار LM068 توسط LM Technologies و LM048 توسط LM Technologies. مشخصات کلیدی، پارامترهای الکتریکی، بسته‌بندی، وضعیت چرخه عمر، قیمت‌گذاری و موجودی را مقایسه کنید تا بهترین قطعه را برای نیازهای طراحی خود تعیین کنید.
مقایسه مشخصات
| پارامتر | LM068 | LM048 |
|---|---|---|
| برند | LM Technologies | LM Technologies |
| دسته‌بندی | RF Modules | RF Modules |
| وضعیت چرخه عمر | فعال | فعال |
| 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 | — |
| نوع نصب | Standalone external module | — |
| Operating Modes | Auto-connect, discoverable/non-discoverable | — |
| وضعیت RoHS | 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 |
| دمای کاری | — | -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) |