Page History
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| Bank | VCCIO | B2B I/O Pins | Notes |
|---|---|---|---|
| 500 | 3.3V | 0 | |
| 501 | USER | 36 | Vref is connected to resistor divider to support HSTL18 |
| 13 | USER | 48 | Differential routing |
| 33 | 3.3V | 33 | Single ended routing |
| 34 | 3.3V | 0 | Ethernet PHY's |
| 35 | 3.3V | 42 | Single ended routing |
| 0 | 3.3V | 4 | JTAG, note 3 pins can be used as input only from PL Fabric |
Clock sources
| Designator | Description | Frequency | Used as |
|---|---|---|---|
| U14 | MEMS Oscillator | 33.3333MHz | PS_CLK |
| U5 | MEMS Oscillator | 25MHz | Ethernet PHY Clock |
| U7 | RTC | 32.768KHz | Used by RTC, CLKOUT of RTC not connected |
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