Description

The SM5009DNES is a crystal oscillator module IC that is designed to reduce crystal current and achieve stable and reliable oscillation. It is ideal for SMD type crystal oscillators using strip-shaped crystal blanks. The SM5009DNES operates in a frequency range of up to 40MHz and has a low crystal current oscillator. It has a wide operating voltage range of 2.7V to 3.6V for 3V operation and 4.5V to 5.5V for 5V operation. With its built-in oscillation capacitors and inverter amplifier feedback resistor, the SM5009DNES offers excellent frequency response and stability. It also features a standby function, low standby current, and output drive capability.

Specifications and Features

- Low crystal current oscillator - Operating frequency range: Up to 40MHz (fundamental oscillation) - Operating supply voltage range: - 3V operation: 2.7V to 3.6V - 5V operation: 4.5V to 5.5V - Operating temperature range: -40°C to 85°C - Oscillation capacitors CG, CD built-in - Inverter amplifier feedback resistor built-in - Standby function: Oscillator stops (AL series), high impedance in standby mode - Low standby current - Frequency divider built-in - Output drive capability: - AL×, AN×, AK×, CN×: 16mA (VDD = 4.5V) - AH×: 4mA (VDD = 4.5V) - Output load: CL = 50pF max. - Output duty level: - CMOS level (1/2 VDD): AL×, AN×, AH×, CN× - TTL level (1.4V): AK× - Molybdenum-gate CMOS process - Package: 8-pin SOP (SM5009×××S) or Chip form (CF5009×××)

Application Scenarios

The SM5009DNES crystal oscillator module IC is commonly used in electronic devices that require stable and precise timing signals. It is suitable for applications such as: - Microcontrollers - Communication devices - Wireless modules - Test and measurement equipment - Industrial automation systems

Comparison

- Incorporates low crystal current type oscillating circuit - Stable fundamental oscillation responding up to 40MHz - Wide operating supply voltage range - Built-in oscillation capacitors and feedback resistor for excellent frequency response - Standby function and low standby current - Multiple output drive capability options - Limited output load capability (CL = 50pF max.) - Output duty level compatibility limitations