Step1: Product
HJSIP HJ-840
Image shown is a representation only
Manufacturer
Manufacturer No
HJ-840
Package
LGA Module
Packaging
Tape & Reel (TR)
Description
Chip level SIP Bluetooth module
Detailed Description
802.15.4, Bluetooth, NFC ANT+, Bluetooth v5.4, Thread, Zigbee® Transceiver Module 2.402GHz ~ 2.48GHz Antenna Included Surface Mount
Datasheet
Mfr
HJSIP
Protocol
ANT+, Bluetooth v5.4, Thread, Zigbee®
Data Rate
2Mbps
Frequency
2.402GHz ~ 2.48GHz
Packaging
Tape & Reel (TR)
Modulation
GFSK, FSK
Memory Size
1MB Flash, 256kB SRAM
Sensitivity
-95dBm
Antenna Type
Antenna Included
Mounting Type
Surface Mount
Package / Case
LGA Module
Power - Output
8dBm
Voltage - Supply
1.7V ~ 5.5V
Serial Interfaces
ADC, GPIO, JTAG, SPI, PWM, UART
RF Family/Standard
802.15.4, Bluetooth, NFC
Utilized IC / Part
nRF52840
Base Product Number
HJ-840
Current - Receiving
4.6mA
DigiKey Programmable
Verified
Operating Temperature
-40°C ~ 85°C
Current - Transmitting
4.8mA
| Attribute | Value |
|---|---|
| Mfr | HJSIP |
| Protocol | ANT+, Bluetooth v5.4, Thread, Zigbee® |
| Data Rate | 2Mbps |
| Frequency | 2.402GHz ~ 2.48GHz |
| Packaging | Tape & Reel (TR) |
| Modulation | GFSK, FSK |
| Memory Size | 1MB Flash, 256kB SRAM |
| Sensitivity | -95dBm |
| Antenna Type | Antenna Included |
| Mounting Type | Surface Mount |
| Package / Case | LGA Module |
| Power - Output | 8dBm |
| Voltage - Supply | 1.7V ~ 5.5V |
| Serial Interfaces | ADC, GPIO, JTAG, SPI, PWM, UART |
| RF Family/Standard | 802.15.4, Bluetooth, NFC |
| Utilized IC / Part | nRF52840 |
| Base Product Number | HJ-840 |
| Current - Receiving | 4.6mA |
| DigiKey Programmable | Verified |
| Operating Temperature | -40°C ~ 85°C |
| Current - Transmitting | 4.8mA |
Purchase & Inquiry
Placing an Order
You may place an order on DAXIN without creating an account.
Available Payment Methods
For your convenience, we accept several payment methods in USD, including PayPal, credit card, and wire transfer.
RFQ (Request for Quote)
We recommend submitting an RFQ to receive the latest pricing and inventory information for the parts you need.
Our sales team will respond to your request by email within 24 hours.
Important Notes
1. You will receive an order information email in your inbox. Please check your spam folder if you do not find the email.
2. Since inventory and pricing may change from time to time, our sales manager will reconfirm your order and notify you if any updates are needed.
Payment Method
Shipping Method
- Shipped from
- Hongkong/Shenzhen warehouse
- Estimated Ship Date
- Oct 3, 2026 - Oct 4, 2026
- Lead Time
- Contact us to confirm availability
- Shipping Fee
- Calculated based on your destination
Packages
