ECSpressCONTM ETXO-H HCMOS TCXO
The ECSpressCONTM ETXO-H series are low jitter, low current SMD Temperature Compensated Crystal Oscillators (TCXO) designed for applications requiring precise frequency control. Available in +2.5V and +3.3V supply options, these TCXOs offer excellent frequency stability across various operating temperatures, making them suitable for demanding electronic systems.
Product Attributes
- Brand: ECSpressCONTM
- Product Type: HCMOS TCXO
- Origin: USA (implied by address)
Technical Specifications
| Parameters | Conditions | ETXO-H2 (+2.5V) | ETXO-H3 (+3.3V) | Units | ||||
| MIN | TYP | MAX | MIN | TYP | MAX | |||
| Frequency Range | 10.000 | 250.000 | 10.000 | 250.000 | MHz | |||
| Operating Temperature | Standard (L Option) | -30 | +85 | -30 | +85 | C | ||
| Extended (N Option) | -40 | +85 | -40 | +85 | C | |||
| Storage Temperature | -55 | +125 | -55 | +125 | C | |||
| Supply Voltage | +2.375 | +2.5 | +2.625 | +2.97 | +3.3 | +3.63 | VDC | |
| Frequency Stability | Option A | 2.5 | 2.5 | ppm | ||||
| Option B * | 1.0 | 1.0 | ppm | |||||
| Initial Calibration Tolerance @+25C 2C | 1.0 | 1.0 | ppm | |||||
| Current with output disabled | 18 | 18 | mA | |||||
| Input Current | 10.0 ~ 50.0 MHz | 24 | 26 | 28 | 30 | mA | ||
| 50.1 ~ 125.0 MHz | 28 | 30 | 30 | 34 | mA | |||
| 125.1 ~ 250 MHz | 30 | 34 | mA | |||||
| Output Symmetry @ 50% VCC level | 45/55 | 45/55 | % | |||||
| Aging @ +25C (per year) | 1 | 1 | ppm | |||||
| Rise and Fall Times 10% Vdd to 90% Level | 1.5 | 3.0 | 1.5 | 3.0 | nS | |||
| 0 Level VOL | 10% Vdd | VDC | ||||||
| 1 Level VOH | 90% Vdd | VDC | ||||||
| Output Load | HCMOS | 15 | 15 | pF | ||||
| Output Enable Pin 2 | ** | 0.7% | 0.7% | Vdd | ||||
| Output Disable Pin 2 | 0.3% | 0.3% | Vdd | |||||
| Output Enable Time | 200 | 200 | ns | |||||
| Output Disable Time | 50 | 50 | ns | |||||
| Phase Jitter, rms | 12 KHz to 20 MHz | 1.0 | 1.0 | pS | ||||
| 1.875 MHz to 20 MHz | <400 | <400 | fs | |||||
| Frequency Stability | Voltage Change (5%) | 0.2 | 0.2 | ppm | ||||
| Load Change (10%) | 0.2 | 0.2 | ppm | |||||
| Reflow (1 reflow after 24 hours) | 1.0 | 1.0 | ppm | |||||
| MSL | 1 |
Part Number Guide
Example: ETXO-H33CL-100.000
Series: ETXO-H (HCMOS Output)
Voltage: 2 = +2.5V, 3 = +3.3V
Package Size (mm): 3 = 3.2 x 2.5
Stability: B = 1.0 ppm*, C = 2.5 ppm
Operating Temperature: L = -30 ~ +85C, M = -20 ~ +70C, N = -40 ~ +85C, Customer Specified
Frequency: e.g., 100.000 MHz
Package Data
Item: Lid Metal, Base Ceramic, Plating Gold/Nickel, Surface/Under
SSB Phase Noise Data (dBc/Hz typical)
| Frequency (offset) | 77.760 | 122.880 | 125.00 | 156.250 | 212.5 |
| 10 Hz | -64 | -68 | -63 | -63 | -62 |
| 100 Hz | -84 | -99 | -94 | -91 | -93 |
| 1 KHz | -118 | -113 | -113 | -109 | -105 |
| 10 KHz | -128 | -119 | -118 | -115 | -113 |
| 100 KHz | -137 | -120 | -119 | -116 | -115 |
| 1 MHz | -145 | -140 | -137 | -138 | -135 |
Phase Jitter pS (typical)
| 12 KHz ~ 20 MHz, RMS | 0.9 | 0.8 | 1.1 | 1.0 | 1.0 |
Pin Connections
| Pin # | Function |
| 1 | No Connect |
| 2 | Output Enable |
| 3 | Ground |
| 4 | Output |
| 5 | No Connect |
| 6 | Supply Voltage |
Dimensions (mm)
Figure 1) Top, Side, Bottom & Land
2411272102_ECS-ETXO-H33CL-100-000_C2636526.pdf
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