
Standards and Specifications
External Connectors
Sync Out Connector (DE9S)
Parameter | Nominal | Minimum | Maximum | Notes |
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Reference frequency | 1 MHz | −25 Hz | +25 Hz |
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Output duty cycle |
| 45% | 55% |
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Output voltage |
| 0 V | 0.8 V | OH≥−5 mA |
Output voltage |
| 4 V | 5 V | OL≤5 mA |
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5 Standards and Specifications
1 | 2 | 3 | 4 | 5 |
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| 6 | 7 | 8 | 9 | |
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Pin Number | Signal Type |
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| Function | ||||||
1 | CMOS Output |
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| Reserved | ||||||
2 | RS232 Input |
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| Reserved | ||||||
3 | RS232 Output |
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| Reserved | ||||||
4 | CMOS Output |
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| 1 MHz clock output | ||||||
5 | CMOS Output |
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| Reserved | ||||||
6 | Ground |
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| Ground | ||||||
7 | Ground |
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| Ground | ||||||
8 | Ground |
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| Ground | ||||||
9 | Ground |
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| Ground | ||||||
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