# 2795 Series Crystal Clock Oscillator

## General Description
️· Model: 2795W
️· Application: Compact mobile information equipment (PDA, notebook PC)
️· Features:
- Frequency-writing technology enables meeting delivery deadlines.
- Two frequencies selectable via input voltage (PAD #1).
- Supports 1 to 125 MHz frequencies using PLL technology.
- Compatible with IR reflow (lead-free) mounting.
- Compact dimensions: 5.0 x 3.2 x 1.0 mm, weight 0.06 g.

## Specifications

️· Frequency Range: 1 MHz to 125 MHz (multiple ranges specified)
️· Operating Temperature Range: -20°C to +70°C (multiple ranges specified)
️· Frequency Stability: ±100 x 10⁻⁶ (multiple ranges specified)
️· Power Supply Voltage: +5.0 ± 0.5 V (multiple ranges specified)
️· Consumption Current: 25mA to 50mA (dependent on frequency)
️· Output Level: C-MOS (VOL/VOH: 0.1VDD/0.9VDD, IOL=8mA, IOH=–8mA)

️· Rise/Fall Time: 5/5 ns to 3/3 ns (dependent on voltage)
️· Duty Cycle: 45-55% (at 1/2VDD) to 40-60% (at 1/2VDD)
️· Load Capacitance (CL) Max: 15 pF
️· Oscillation Start Time Max: 10 ms

## Ordering Information
️· Code Format: 2795W – Frequency 1 – Frequency 2 – Number for specifying an order (e.g., NSA5333A)
️· Contact sales representatives or visit [http://www.ndk.com/](http://www.ndk.com/) for frequency availability and ordering numbers.

## Pin Configuration

️· PAD #1: Frequency Select
️· PAD #2: GND (Ground)
️· PAD #3: Output
️· PAD #4: VDD (Power Supply)

## Two Frequencies-switching Function
️· F1 Selection: Input PAD #1 is HIGH (0.7 VDD ≤ VIH ≤ VDD) or OPEN
️· F2 Selection: Input PAD #1 is LOW (+0.8 V max.)