SI522A by Nanjing Zhongke Microelectronics – Specifications

Nanjing Zhongke Microelectronics SI522A is a SI522A from Nanjing Zhongke Microelectronics, part of the RF Chips. It is designed for ISO 14443A, MIFARE SPI,UART,I2C QFN-32-EP(5x5) RF Chips ROHS. This product comes in a QFN-32-EP(5x5) package and is sold as Tape & Reel (TR). Key features include:

  • Frequency: 13.56MHz
  • mains input: 2.5V~3.6V
  • agreement: ISO 14443A, MIFARE
  • interface type: SPI,UART,I2C

Additional details: This product is environmentally friendly, does not contain a battery, and weighs approximately 0.229 grams.

Full Specifications of SI522A

Model NumberSI522A
Model NameNanjing Zhongke Microelectronics SI522A
CategoryRF Chips
BrandNanjing Zhongke Microelectronics
DescriptionISO 14443A, MIFARE SPI,UART,I2C QFN-32-EP(5x5) RF Chips ROHS
RoHSLead free / RoHS Compliant
UnitPiece
Weight:0.229 grams / 0.008078 oz
Package / CaseQFN-32-EP(5x5)
Package / ArrangeTape & Reel (TR)
BatteryNo
ECCN-
transmission rate-
Frequency13.56MHz
mains input2.5V~3.6V
agreementISO 14443A, MIFARE
interface typeSPI,UART,I2C

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