ZHCSIF8I December 2015 – August 2024 DLPC230-Q1 , DLPC231-Q1
PRODUCTION DATA
MIN | NOM | MAX | UNIT | |||
---|---|---|---|---|---|---|
ƒclock | Clock frequency, L1_CLK_P/N, L2_CLK_P/N | 20.0 | 110 | MHz | ||
tp | Clock period, PCLK | 50% reference points | 9.091 | 50 | ns | |
tskew | Skew Margin (between clock and data ) | ƒclock = 85 MHz | –400 (5) | 0 | 400(5) | ps |
tskew_ports | Clock to clock skew margin between ports on same ASIC, and between ports on different ASICs | 1 | clocks | |||
tip0 | Input data position 1 | (tp / 7) – tskew | (tp / 7) | (tp / 7) + tskew | ps | |
tip6 | Input data position 2 | 2 * (tp / 7) – tskew | 2 * (tp / 7) | 2 * (tp / 7) + tskew | ps | |
tip5 | Input data position 3 | 3 * (tp / 7) – tskew | 3 * (tp / 7) | 3 * (tp / 7) + tskew | ps | |
tip4 | Input data position 4 | 4 * (tp / 7) – tskew | 4 * (tp / 7) | 4 * (tp / 7) + tskew | ps | |
tip3 | Input data position 5 | 5 * (tp / 7) – tskew | 5 * (tp / 7) | 5 * (tp / 7) + tskew | ps | |
tip2 | Input data position 6 | 6 * (tp / 7) – tskew | 6 * (tp / 7) | 6 * (tp / 7) + tskew | ps | |
tjitter | Input Jitter Tolerance (cycle to cycle, peak to peak) |
100 | ps | |||
ƒspread | Supported Spread Spectrum range | percent of ƒclock rate | –1%(1) | +1%(2) | ||
ƒmod | Supported Spread Spectrum Modulation Frequency(3)(4) | 25 | 65 | kHz |