- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for MC34757
- Part Number MC34757
- Manufacturer Multicomp Pro
- Pin Count 12
- Part Category Connector
- Package Category Header, Unshrouded - Right Angle PTH Pin
- Footprint Name Header, Unshrouded - Right Angle PTH Pin - MC34757
- Released Date Jun 29, 2016
- Last Modified Date Jan 16, 2024 1:36 PM UTC
- Pinout / Pin List Click Here (Member Only)
MC34757 Details
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Manufacturer Part Number:
MC34757
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Part Life Cycle Code:
Active
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ECCN Code:
EAR99
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HTS Code:
8536.69.40.40
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Manufacturer:
SPC Multicomp
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YTEOL:
9.1
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Connector Type:
BOARD CONNECTOR
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Contact Gender:
MALE
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DIN Conformance:
NO
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Filter Feature:
NO
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IEC Conformance:
NO
MC34757 Frequently Asked Questions (FAQs)
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The recommended layout and placement for the MC34757 involves keeping the device away from high-current paths, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane is also recommended.
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To ensure proper power-up and initialization, apply power to the device in the correct sequence (VDD, then VBAT), and ensure that the input voltage is within the recommended range. Also, make sure to tie the EN pin high to enable the device.
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The VBAT pin is used to connect a battery or a supercapacitor to store energy for the real-time clock (RTC) and other internal circuits. It should be connected to a battery or a supercapacitor with a recommended value of 1uF to 10uF.
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To configure the MC34757 for low-power operation, set the Power Mode Control (PMC) register to the desired low-power mode, and ensure that the device is in a low-power state during idle periods. Additionally, consider using the device's built-in power gating feature to reduce power consumption.
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The MC34757's I2C interface has limitations such as a maximum clock frequency of 400 kHz and a minimum clock high time of 600 ns. To optimize its performance, use a pull-up resistor on the SCL line, ensure proper signal termination, and avoid using long cables or traces.
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MC34757 Overview
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