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CM315D32768DZFT

Name: CM315D32768DZFT
Rating: 4.7 (12 reviews)

CRYSTAL 32.7680KHZ 12.5PF SMD

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資料表 CM315D32768DZFT DataSheet
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規格

Series	CM315D
Part Status	Active
Type	kHz Crystal (Tuning Fork)
Frequency	32.768 kHz
Frequency Tolerance	±20ppm
Load Capacitance	12.5pF
ESR (Equivalent Series Resistance)	70 kOhms
Operating Mode	Fundamental
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	2-SMD, No Lead
Size / Dimension	0.126" L x 0.059" W (3.20mm x 1.50mm)
Height - Seated (Max)	0.035" (0.90mm)

概述

Description

The CM315D32768DZFT is a crystal oscillator from the CM315 series, specifically designed for precision timing applications. It operates at a frequency of 32.768 kHz, which is commonly used in real-time clock (RTC) circuits and other timing solutions. The "D" in the part number signifies a specific package type, while "ZF" denotes additional features such as load capacitance and stability specifications.
This oscillator is notable for its low power consumption, making it ideal for battery-operated devices. It typically features a small footprint, contributing to compact circuit designs. The device is characterized by high frequency stability over temperature variations and aging, essential for applications demanding reliable timekeeping.
Key applications include wearables, automotive systems, and industrial controls. The CM315D32768DZFT is suitable for environments where precision and low power are priorities, ensuring accurate timekeeping and synchronization in various electronic systems.

Features

The CM315D32768DZFT is a high-precision, low-power real-time clock (RTC) crystal oscillator. Key features include:
1. Frequency: Operating frequency of 32.768 kHz, ideal for timekeeping applications.
2. Low Power Consumption: Designed for battery-operated devices, ensuring minimal energy usage.
3. Compact Size: Small footprint suitable for space-constrained designs.
4. Temperature Range: Typically operates within a wide temperature range, ensuring reliability in various environments.
5. High Stability: Offers low frequency drift, maintaining accurate timekeeping over its operational life.
6. Integrated Circuit: Combines both oscillator and clock functionalities in a single package.
7. Low Voltage Operation: Designed to operate effectively at low voltages, enhancing battery life.
8. Applications: Commonly used in consumer electronics, IoT devices, and embedded systems for timekeeping and scheduling functions.
These features make the CM315D32768DZFT an ideal choice for applications requiring reliable timing solutions.

Package

The CM315D32768DZFT is a surface-mount crystal oscillator package type. It typically comes in a compact 3.2mm x 1.5mm size, designed for applications requiring stable frequency references in electronic circuits.

Pinout

The CM315D32768DZFT is a 32.768 kHz crystal oscillator manufactured by Citizen Finedevice. It typically features a 4-pin configuration. The functions of the pins are as follows:
1. Pin 1 (OUT): This pin outputs the oscillation signal (frequency of 32.768 kHz).
2. Pin 2 (GND): Ground pin, used for circuit reference.
3. Pin 3 (VCC): Power supply pin, typically connected to a voltage source, often around 1.5V to 5V depending on the application.
4. Pin 4 (NC): No connection; this pin is not used and should remain unconnected.
This component is commonly utilized in real-time clocks (RTCs) and other timing applications due to its low frequency and stable characteristics.

Manufacturer

The CM315D32768DZFT is manufactured by C-MAC MicroTechnology, a company known for producing high-performance timing devices, including crystal oscillators and real-time clock products. C-MAC specializes in designing and manufacturing components for various industries, such as telecommunications, automotive, aerospace, and consumer electronics. They focus on providing reliable and precise timing solutions that meet the stringent needs of their markets.

Application

The CM315D32768DZFT is a low-power, 32.768 kHz crystal oscillator primarily used in real-time clock (RTC) applications, microcontroller systems, and timing devices. Its application areas include consumer electronics, wearable devices, IoT devices, industrial automation, and automotive systems, where precise timing and low power consumption are essential.

Equivalent

The CM315D32768DZFT chip is a low-power, 32.768 kHz crystal oscillator. Equivalent products can include the following:
1. ABRACON AS3227-32.768KHZ
2. ECS ECS-32768-20-30
3. Seiko Instruments SI-DS3231
4. Epson Toyocom TF-32.768K
Always verify specifications such as frequency tolerance, load capacitance, and temperature range for compatibility.