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ST8034CQR - STMicroelectronics

Description: Smart Card Interface 3.3V/5V 250mW T/R 16-Pin QFN EP

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Symbol
ST8034CQR - STMicroelectronics - PCB symbol
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PCB Footprints
ST8034CQR - STMicroelectronics PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - QFN16 - 3 x 3 x 0.8 mm
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3D Models
ST8034CQR - STMicroelectronics - 3D model - Quad Flat No-Lead - QFN16 - 3 x 3 x 0.8 mm
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ST8034CQR Details

  • Manufacturer Part Number:

    ST8034CQR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-16

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • Factory Lead Time:

    20 Weeks

  • Manufacturer:

    STMicroelectronics

  • Interface IC Type:

    INTERFACE CIRCUIT

  • JESD-30 Code:

    S-XQCC-N16

  • JESD-609 Code:

    e3

  • Length:

    2.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -25 °C

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC16,.12SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.7 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    2.9 mm

ST8034CQR Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the ST8034CQR is -40°C to 125°C, as specified in the datasheet. However, it's essential to note that the device can operate at temperatures beyond this range, but with reduced performance and reliability.
  • To ensure proper power supply, connect the VCC pin to a stable 3.3V or 5V power source, and decouple it with a 100nF capacitor to ground. Additionally, ensure the power supply can provide the required current, which is typically around 10mA for the ST8034CQR.
  • The RST pin is an active-low reset input that resets the device when pulled low. It's recommended to connect the RST pin to a 10kΩ pull-up resistor to VCC and a 100nF capacitor to ground to ensure proper reset functionality.
  • The ST8034CQR can be configured for I2C or SPI communication by setting the appropriate pins. For I2C, connect the SCL pin to a clock signal and the SDA pin to a data signal. For SPI, connect the SCK pin to a clock signal, the MOSI pin to a data output, and the MISO pin to a data input. Consult the datasheet for specific pin configurations and timing diagrams.
  • The maximum clock frequency supported by the ST8034CQR is 10MHz for I2C and 20MHz for SPI. However, the actual clock frequency may be limited by the specific application and system design.

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ST8034CQR Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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