ABM10-16.384MHZ-E20-T ABRACON Crystal or Oscillator (Other) In Stock
ABRACON ABM10-16.384MHZ-E20-T is a 16.384 MHz fundamental-mode parallel crystal in a 4-pin SMD package with 10 pF load capacitance, ±20 ppm frequency tolerance, and 5 ppm/year aging, ideal for microcontroller clocking, RTC, and communication timing applications.
- Manufacturer
- ABRACON
- Package
- Other
- Pin Count
- 4
- Lifecycle
- ACTIVE
- Datasheet
- ABM10-16.384MHZ-E20-T Datasheet PDF
- Category
- Crystal or Oscillator
- Temp Range
- -20.0°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 16.384 MHz fundamental parallel-mode crystal with ±20 ppm frequency tolerance ensures accurate clock generation for microcontrollers and RTC circuits
- 10 pF load capacitance and 10 µW drive level minimize power consumption and are compatible with standard CMOS oscillator inputs
- 5 ppm/first year aging rate maintains long-term frequency stability in deployed IoT and industrial systems
- 4-pin SMD package in tape-and-reel (7 inch) packaging enables automated SMT assembly for volume production
Applications
The ABRACON ABM10-16.384MHZ-E20-T is commonly used as the system clock source for microcontrollers, real-time clocks (RTCs), and UART/SPI communication interfaces in embedded systems requiring precise 16.384 MHz timing. Its ±20 ppm tolerance and low aging rate make it suitable for GPS timing modules, industrial automation controllers, and wireless communication subsystems where clock accuracy directly affects data integrity. Tape-and-reel packaging supports high-volume SMT production of IoT devices, smart meters, and consumer electronics platforms.
Specifications
| Factory Lead Time | 10Weeks |
| YTEOL | 7.12 |
| Additional Feature | TR, 7 INCH |
| Aging | 5 PPM/FIRST YEAR |
| Crystal/Resonator Type | PARALLEL - FUNDAMENTAL |
| Drive Level | 10 µW |
| Frequency Stability | 0.002% |
| Frequency Tolerance | 20ppm |
| JESD-609 Code | e4 |
| Load Capacitance | 10pF |
| Mounting Feature | SURFACE MOUNT |
| Operating Frequency-Nom | 16.384MHz |
| Physical Dimension | L2.5XB2.0XH0.5 (mm)/L0.098XB0.079XH0.02 (inch) |
| Series Resistance | 150Ω |
| Surface Mount | YES |
| Terminal Finish | Nickel/Gold (Ni/Au) |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8541.60.00.50 |
| Country of Origin | Taiwan |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What frequency and load capacitance does the ABM10-16.384MHZ-E20-T require from its oscillator circuit?
The ABM10-16.384MHZ-E20-T operates at 16.384 MHz with a specified load capacitance of 10 pF. Designers must match their oscillator circuit's total load capacitance to this 10 pF value by adjusting the two shunt capacitors (CL1 and CL2) in the Pierce oscillator topology, typically each set to 18 pF to 22 pF to achieve the 10 pF effective load, ensuring the crystal oscillates at its correct nominal frequency.
How does the ±20 ppm frequency tolerance of ABM10-16.384MHZ-E20-T affect UART baud rate accuracy?
At ±20 ppm, the ABM10-16.384MHZ-E20-T introduces a maximum frequency deviation of ±327 Hz at 16.384 MHz. For UART communication at 115200 baud, this corresponds to a timing error of less than 0.002%, well within the ±2% to ±3% tolerance required for reliable UART framing, making this crystal fully compatible with high-speed serial communication interfaces in embedded system designs.
For an IoT smart meter deployed over 10 years, how significant is the 5 ppm/year aging of ABM10-16.384MHZ-E20-T?
Over a 10-year deployment, the 5 ppm/first year aging rate of the ABM10-16.384MHZ-E20-T means cumulative frequency drift could reach 25 ppm to 50 ppm depending on operating conditions, since aging slows in subsequent years. For a real-time clock application, 50 ppm corresponds to a drift of approximately 4.3 seconds per day or about 26 minutes per year, which may require periodic NTP or GPS synchronization in precision metering applications to maintain acceptable timekeeping accuracy.
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