Datasheet Details
- Part number
- SiT1421B
- Manufacturer
- SiTime
- File Size
- 1.05 MB
- Datasheet
- SiT1421B-SiTime.pdf
- Description
- Active Resonator Drop-In Replacement
SiT1421B Description
SiT1421B XCalibur High frequency, -55°C to 125°C Active Resonator Drop-In Replacement for 4-pin SMD XTAL .
Pin
Symbol
1
XIN/VDD
VDD Power
2
GND
Power
3
XOUT
Output
4
GND
Power
Functionality Connect to µC GPIO pin XTAL1 set High via firmware[3.
SiT1421B Features
* No load capacitors required
* No motional series resistance (ESR) compensation
* No negative resistance testing
* Guaranteed oscillator startup under all conditions
* One active resonator can drive up to two clock inputs
* All-inclusive frequency stability as low as ±20 ppm
SiT1421B Applications
* Ruggedized equipment in harsh operating environment
Electrical Characteristics
Table 1. Electrical Characteristics[1,2] All Min and Max limits are specified over temperature and rated operating voltage with 15 pF output load unless otherwise sta ted. Typical values are at 25°C and nominal sup
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