- All Products
- RF/IF and RFID
- RF Transmitters
- SI4021-A1-FTR
In Stock
:
14 Min. : 1
Mult. : 1
Mult. : 1
Not available to buy on line? Want the lower wholesale price? Please
sendRFQ, we will
respond immediately
SI4021-A1-FTR Tech Specifications
Silicon Labs SI4021-A1-FTR technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs SI1084-A-GM.
| Product Attribute | Attribute Value | |
|---|---|---|
| Category | RF Transmitters | |
| Manufacturer | Silicon Labs | |
| Factory Lead Time | 8 Weeks | |
| Contact Plating | Tin | |
| Mount | Surface Mount | |
| Package / Case | 16-TSSOP (0.173, 4.40mm Width) | |
| Number of Pins | 16Pins | |
| Operating Temperature | -40°C~85°C | |
| Packaging | Tape & Reel (TR) | |
| Series | EZRadio® | |
| Published | 2009 | |
| Part Status | Not For New Designs |
| Product Attribute | Attribute Value | |
|---|---|---|
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | |
| Applications | General Purpose | |
| Voltage - Supply | 2.2V~5.4V | |
| Frequency | 433MHz 868MHz 915MHz | |
| Operating Supply Voltage | 5.4V | |
| Data Interface | PCB, Surface Mount | |
| Power - Output | 8dBm | |
| Data Rate (Max) | 512kbps | |
| Current - Transmitting | 24mA | |
| Modulation or Protocol | FSK, OOK | |
| Antenna Connector | PCB, Surface Mount | |
| RoHS Status | RoHS Compliant |
SI4021-A1-FTR Documents
Download datasheets and manufacturer documentation for SI4021-A1-FTR
Datasheets
Si4021
Others include "SI402" parts
The following parts include 'SI402'
| Part # | Manufacturer | Package | Availability |
|---|---|---|---|
| SI4022-A0-FT | Silicon Labs | 16-TSSOP (0.173, 4.40mm Width) | |
| SI4022-A0-FTR | Silicon Labs | 16-TSSOP (0.173, 4.40mm Width) | 2000 |
| SI4021-A1-FTR | Silicon Labs | 16-TSSOP (0.173, 4.40mm Width) | 14 |
| SI4021-A1-FT | Silicon Labs | 16-TSSOP (0.173, 4.40mm Width) | 21 |
| SI4021-A1-FDI | Silicon Labs | 16-TSSOP (0.173, 4.40mm Width) | |
| SI4022-A0-FDI | Silicon Labs | 16-TSSOP (0.173, 4.40mm Width) | |
| SI4020-I1-FT | Silicon Labs | 16-TSSOP (0.173, 4.40mm Width) | |
| SI4022-A1-FT | Silicon Labs | 16-TSSOP (0.173, 4.40mm Width) | 114158 |
| SI4020-I1-FTR | Silicon Labs | 16-TSSOP (0.173, 4.40mm Width) | |
| SI4021-A1-FT1R | Silicon Labs | - |
Customers also viewed
35712
Willi Hahn
1/2 Dr, 12mm Size, Metric Impact Socket, 6 Pts
24115
Illinois Tool Works
-
TRJD156K025R0300
KYOCERA
CAPACITOR, 15UF, 25V, CASE D; Application: Low ESR; Capacitance: 15µF; Capacitance Tolerance: ± 10%; Series: TRJ;...
15068
Fischer Elektronik
-
IEG11-1-61-14.0-11-V
Sensata Technologies
Circuit Breaker Hydraulic Magnetic 2Pole 14A
5452
Belkin
-
EP1S20F780C5N
ALTERA
FPGA Stratix® Family 18460 Cells 500MHz 0.13um (CMOS) Technology 1.5V 780-Pin FC-FBGA
MAX9725DETC+
Analog Devices
Audio Amp Headphone 2-CH Stereo 0.025W Class-AB 12-Pin TQFN EP
Popular Search
The following is the popular search section
Best Sales
Featured Manufacturers
Popular Categories
Alternate Products
| Part # | Manufacturer | Description | Package | RoHS | |
|---|---|---|---|---|---|
| SI4021-A1-FTR | Silicon Labs | RF TX IC FSK 433/868MHZ 16TSSOP | 16-TSSOP (0.173, 4.40mm Width) | ||
![]() | PIC12LF1840T39A-I/ST | Microchip Technology | RF TX IC FSK 310/433MHZ 14TSSOP | 14-TSSOP (0.173, 4.40mm Width) | |
![]() | PIC12LF1840T39AT-I/ST | Microchip Technology | 7 Kb Flash, 256 Bytes Ram, 315-915Mhz Tx, 6 I/0, Enhanced Mid Range Core, 14 Tssop 4.4Mm T/r | 14-TSSOP (0.173, 4.40mm Width) | |
![]() | PIC12F529T39AT-I/ST | Microchip Technology | 8-bit Microcontrollers - MCU 2.3KB Flash Prog 64B Flash Data 8MHz | 14-TSSOP (0.173, 4.40mm Width) | |
| SI4320-J1-FTR | Silicon Labs | RF RX FSK/OOK 315/433MHZ 16TSSOP | 16-TSSOP (0.173, 4.40mm Width) |
Payment Problem
The payment method can be chosen from the four methods shown below: TT in advance (bank transfer), Western Union, Credit card, PayPal.

Excellent Service
Professional Platform
Wide variety of products
Various payment methods
Original component only
Delivery at full speed
365 days quality assurance
Common Problem
If you have any questions, you can contact us quickly in the following ways:
Shopping Guide
Shipping | Delivery Period | Packages will be arranged for delivery within 1-2 days from the date of all items arrive at our warehouse. In stock items can be shipped out within 24 hours. Delivery Time depends on Shipping Method and Delivery Destinations. |
Shipping Rate | Shipping rate is based on size, weight, destination of the package. MOST offers competitive shipping options through top carriers DHL, FedEx and UPS. We also offer shipping account services for customers who wish to be billed directly for shipping. | |
Shipping Methods | ![]() | |
Shipping Tracking | Once the components are delivered, the tracking number will be notified via email immediately. The tracking number also could be found in order history. | |
Returning | Returning | All returns should be made within 60 days of date of invoice and be accompanied by the original invoice number, certificate of guarantee card, parts picture and a brief explanation or test report of the reason for the return. Returns will not be accepted after 60 days. Returned merchandise must be in original packaging and in resalable condition. Parts returned due to customer error at time of quote or sale will not be accepted. Please contact customer service for a return authorization before return shipment. |
Ordering | How to Buy | Online and offline orders both are available. Please find the order process guidance from below link: If you have any operation issue, please feel free to contact with our customer service. |
Payment | TT in advance (bank transfer), Western Union, Credit card, PayPal. Customer is responsible for shipping fee, bank charges, duties and taxes. |
Index :
0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ


















SI4021-A1-FTR Comments
109 reviews
2020-11-11 00:00:00
I would purchase again.
2020-10-20 00:00:00
The process of buying electronic components on Jakelectronic is relatively smooth, but sometimes more product information and specifications are required.
2020-10-09 00:00:00
easy to find and purchase products
2020-09-28 00:00:00
Product is exactly as described. Still running the hardware through it's paces, but everything so far has been great.
2020-09-18 00:00:00
Their prices are relatively reasonable, but sometimes cheaper options can be found on other platforms. In general, I have a neutral attitude towards Jakelectronic when it comes to the electronic components I purchase. They still have some improvements to make.
2020-09-12 00:00:00
Jakelectronic offers quality electronic components and every product I buy from them meets my needs.
2020-08-15 00:00:00
Impressed with the variety of products available on their platform.
2020-07-03 00:00:00
Recommended for all electronics enthusiasts
2020-06-26 00:00:00
Highly recommend !!!
2020-06-17 00:00:00
I really love how easy this website is to use and the wide range of places that jak sources from.