Ship from: HONGKONG
Date Code: Newest Date Code
Manufacturer lead time 6 weeks
| Internal Part Number | EIS-SI4431-B1-FM | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Production Status (Lifecycle) | In Production | |
| Condition | New & Unused, Original Sealed | |
| Mfg Application Notes | Transitioning SI4430/31 to Rev B | |
| Design Resources | Development Tool Selector | |
| PCN Packaging | PB-1412244 24/Dec/2014 | |
| EDA / CAD Models | Download from Accelerated Designs | |
| Standard Package | 91 | |
| Category | RF/IF and RFID | |
| Family | RF Transceiver ICs | |
| Series | - | |
| Packaging | Tube | |
| Type | TxRx Only | |
| RF Family/Standard | General ISM/SRD < 1GHz | |
| Protocol | - | |
| Modulation | FSK, GFSK, OOK | |
| Frequency | 240MHz ~ 930MHz | |
| Data Rate (Max) | 128kbps | |
| Power - Output | 13dBm | |
| Sensitivity | -118dBm | |
| Memory Size | - | |
| Serial Interfaces | SPI | |
| GPIO | 3 | |
| Voltage - Supply | 1.8 V ~ 3.6 V | |
| Current - Receiving | 18.5mA | |
| Current - Transmitting | 27mA | |
| Operating Temperature | -40°C ~ 85°C | |
| Package / Case | 20-VFQFN Exposed Pad | |
| Weight | 0.001 KG | |
| Application | Email for details | |
| Alternative Part (Replacement) | SI4431-B1-FM | |
| Related Links | SI4431, SI4431-B1-FM Datasheet, Silicon Labs Distributor | |
![]() | ELL-4LG6R2NA | FIXED IND 6.2UH 1.1A 140 MOHM | datasheet.pdf | |
![]() | MDM-37SH004K | MICRO 37POS SKT 24" | datasheet.pdf | |
![]() | 46-102-A-05 | SWITCH PUSH SPDT 0.25A 115V | datasheet.pdf | |
![]() | R1LV5256ESP-7SI#B0 | IC SRAM 256KBIT 70NS 28SOP | datasheet.pdf | |
![]() | RN60C4320FRE6 | RES 432 OHM 1/4W 1% AXIAL | datasheet.pdf | |
![]() | 69167-411HLF | FRICTION LATCH HDR SNGL VERT | datasheet.pdf | |
![]() | S1PJHM3/84A | DIODE GEN PURP 600V 1A DO220AA | datasheet.pdf | |
![]() | ECC55DTAS | CONN EDGECARD 110POS .100" | datasheet.pdf | |
![]() | 416F440XXADR | CRYSTAL 44.000 MHZ 18PF SMT | datasheet.pdf | |
![]() | ATFC0411-18-7 | CABLE STRANDED | datasheet.pdf | |
![]() | FLTWC0319-24-40 | FLEXLITE CABLE STRANDED | datasheet.pdf | |
![]() | 97-3106B22-9SW | AB 3C 3#12 SKT PLUG | datasheet.pdf |