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Specifications
Mfr. Part #:
7TO474250CWBD
Package:
SMD7050-4P
Key Attributes
Model Number:
7TO474250CWBD
Product Description
Product Overview
This document outlines the specifications for the 7TO4 Crystal Resonator from Shenzhen Jingyoujia Electronic Co., Ltd. It details the electrical parameters, physical dimensions, and reliability testing for this electronic component.
Product Attributes
- Brand: SHENZHEN JINGYOUJIA ELECTRONIC CO., LTD
- Origin: Shenzhen, China
- Product Code: 7TO4
- Customer Code: C17702127
- Supplier Part Number: 7TO474250CWBD
Technical Specifications
| No. | Parameters | Symbol | Condition | Min. | Type | Max. | Unit | Note |
| 1 | Nominal Frequency | - | - | - | 74.250 | - | MHz | - |
| 2 | Operating Temperature | Topr | - | -40 | - | 85 | - | |
| 3 | Storage Temperature | Tstg | - | -55 | - | 125 | - | |
| 4 | Frequency Stability | - | - | - | - | 20 | ppm | Note 1 |
| 5 | Supply Voltage | VDD | - | - | 3.3 | - | V | - |
| 6 | Current Consumption | Icc | - | - | 32 | - | mA | - |
| 7 | Output Type | - | - | - | CMOS | - | - | - |
| 8 | Output Load | CL | - | - | 15 | - | pF | - |
| 9 | Output Voltage High | VoH | - | 90%VDD | - | - | V | - |
| 10 | Output Voltage Low | VoL | - | - | - | 10%VDD | V | - |
| 11 | Rise Time | Tr | 10%90%VDD Level | - | - | 5 | nS | - |
| 12 | Fall Time | Tf | 90%10%VDD Level | - | - | 5 | nS | - |
| 13 | Symmetry or Duty Cycle | TH/T | - | 40 | 50 | 60 | % | - |
| 14 | Start-up Time | Tosc | - | - | - | 10 | mS | - |
| 15 | Enable Voltage High (Logic 1) | Vh | Note 2 | 70%VDD | - | - | V | - |
| 16 | Disable Voltage Low (Logic 0) | Vlo | Note 2 | - | - | 30%VDD | V | - |
| 17 | Aging | - | 1st.Year at 25 | - | - | 3 | ppm | - |
| 18 | Output Disable Time | T_off | - | - | - | 150 | S | - |
| 19 | Output Enable Time | T_on | - | - | - | 150 | S | - |
| 20 | PHASE NOISE | T_phj | 10KHz | -120 | - | - | dBc/Hz | - |
| 21 | RMS Phase Jitter | T_jitt | 12KHz to10M | - | - | 0.9 | ps | - |
Mechanical Performance
| Item | Condition | Standard | Frequency Change |
| 1. Drop characteristics | Free drop from 50cm height on a hard wooden board for 3 times. (Board is thickness more than 30 mm.) | Rr as specification | 5ppm |
| 2.. Shake characteristics | Shake frequency 10~55Hz, cyc1~2 minutes, swing 1.5mm, direction x/y/z, all 30 minutes, test after 1 hours. | Rr as specification | 5ppm |
| 3. Airproof characteristics | Put crystal into the pressure cabin with alcohol, keep pressure 0.4~0.5mpa 10 minutes, then take out and blow for 5 minutes | IR500M | - |
| 4. Weld characteristics | 260Max, 10 seconds | 90% exhibit tin ok | - |
| 5. Humidity characteristics | +402& 90%~95% R.H. 250 hours | Rr as specification | 5ppm |
| 6. Low temperature characteristics | -302, 250 hours, put in room temperature, test after 1 hours. | Rr as specification | 5ppm |
| 7. High temperature characteristics | +852, 250 hours, put in room temperature, test after 1 hours. | Rr as specification | 5ppm |
| 8. Temperature cycling | -303/303 min~+852/303min, 5 cycles | Rr as specification | 5ppm |
2410121701_JYJE-7TO474250CWBD_C17702127.pdf
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