How to make a transformer balun for an antenna
I have a short-wave transceiver that operates in a wide range of frequencies, its wave impedance is 50 Ohms. I also have a simple antenna in the form of a…
I have a short-wave transceiver that operates in a wide range of frequencies, its wave impedance is 50 Ohms. I also have a simple antenna in the form of a…
Core: ARM ® 32-bit Cortex ® -M0 CPU,frequency up to 48 MHz• Memories– 16 to 32 Kbytes of Flash memory– 4 Kbytes of SRAM with HW parity• CRC calculation unit•…
Memory chip KMF310012M-B305 is used in the Samsung A300F phone
All wireless chargers contain a signal generator and an emitting coil. I took two wireless chargers for analysis, one deppa and the other unnamed The deppa charger contains an STM8S003…
The PM8916 device integrates all wireless handset power management, generalhousekeeping, and user interface support functions into a single mixed-signal IC. Its versatiledesign is suitable for multimode, multiband phones, and other…
MSM8916/APQ8016 (or Snapdragon 410) is Qualcomm SoC released in 2014, with great mainline Linux support originally added for the Dragonboard 410c. There is a slightly higher clocked variant (CPU cores up to 1.4…
The M24C01(C02) is a 1(2)-Kbit I2C-compatible EEPROM (Electrically ErasablePROgrammable Memory) organized as 128 (256) × 8 bits.The M24C01/02-W can be accessed with a supply voltage from 2.5 V to 5.5…
-Qualcomm PM8916-GCOW E172 RT5033A-SM5502 -S3FWRN5-9895B -03V1 5A1 -WCN3620-R3LOB W6511 -WTR1605L-SWL GNF91-59622B 21749-8111 2742-R6D01 W6514 -AMbL 4765 -KMF310012M-Qualcomm MSM8916-WCN3620
◆ Memory ◆ Working voltage: 1.8V~4.5V@16MHz- ROM: 4Kx16bit Working temperature: -20°C~75°C- Universal RAM: 256x8bit ◆ Internal RC: design frequency of 8MHz/16MHz◆ 8 level stack buffer ◆ Built-in 128-byte EEPROM◆ Clean…
Core• 16 MHz advanced STM8 core with Harvardarchitecture and 3-stage pipeline• Extended instruction setMemories• Program memory: 8 Kbyte Flash memory; dataretention 20 years at 55 °C after 100 cycles• RAM:…
VDS =30V,I =150AR <3.2 mΩ @ VGS =10VRDS(ON) <4.0mΩ @ VGS =4.5V● High density cell design for ultra low Rdson● Fully characterized avalanche voltage and current● Good stability and uniformity…
The MCP3905A/05L/06A devices are energy-meteringICs designed to support the IEC 62053 internationalmetering standard specification. They supply afrequency output proportional to the average active realpower, as well as a higher-frequency outputproportional…
The SM5301BS is a video filter LSI with buffered outputs for VESA-standard ATSC digital TV. The filteremploys a 5-order Butterworth lowpass filter configuration. The filter characteristics have been optimized forminimal…
The SL74HC4053 utilize silicon-gate CMOS technology to achievefast propagation delays, low ON resistances, and low OFF leakagecurrents. These analog multiplexers/demultiplexers control analogvoltages that may vary across the complete power supply…
TV IF filter with Nyquist slopes at 33,90 MHz and38,90 MHz Constant group delay
The TDA7440D is a volume tone (bass and treble)balance (Left/Right) processor for quality audioapplications in Hi-Fi systems