Key facts
- Brand
- MICROCHIP
- Model
- MRF89XA
- Category
- Other Electronics
- Industry
- Electronics
- Documents
- 2
- Languages
- ZH
- Last added
- 2026-10-16
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Microchip MRF89XA Sub-GHz Transceiver Datasheet
Datasheet 140 pages · 2.4 MB · ZH
The document details the MRF89XA, a single-chip, multi-channel FSK/OOK transceiver optimized for ultra-low power consumption. It operates in ISM bands including 863-870 MHz, 902-928 MHz, and 950-960 MHz. This manual is written in Chinese.
Read onlineMicrochip MRF89XA specifications
| Operating voltage | 2.1–3.6 V (typical 3.3 V) |
|---|---|
| Temperature range | -40 °C to +85 °C (industrial) |
| Receive current (Rx mode) | 3 mA (typical) |
| Transmit current (Tx mode, +10 dBm) | 25 mA (typical) |
| Sleep current | 0.1 µA (typical) |
| Frequency band | 902–928 MHz ISM |
| Modulation types | FSK and OOK |
| FSK data rate | 200 kbps |
| FSK receive sensitivity | -105 dBm at 25 kbps |
| Typical Tx output power | +10 dBm |
| Crystal frequency | 12.8 MHz |
| Package dimensions | 0.7" × 1.1" (17.8 mm × 27.9 mm) |
Source: Microchip MRF89XAM9A Datasheet
All Microchip MRF89XA documents by type
Datasheet 2
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the operating voltage range for the MRF89XA?
The device operates with a voltage between 2.1 and 3.6V.
What is the maximum data transmission rate supported?
The transceiver supports data rates up to 200 kbps.
What is the operating voltage range of the MRF89XAM9A?
The module operates from 2.1 V to 3.6 V, with a typical voltage of 3.3 V.
Which modulation schemes does the MRF89XAM9A support?
It supports both Frequency‑Shift Keying (FSK) and On‑Off Keying (OOK) modulation.