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SI5315 Datasheet, PDF (11/54 Pages) Silicon Laboratories – Provides jitter attenuation and frequency translation between SONET/PDH and Ethemet | |||
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1.1. Three-Level (3L) Input Pins (No External Resistors)
Si5315 VDD
Iimm
75 kï
External Driver
75 kï
Si5315
Figure 3. Three-Level Input Pins
Table 5. Three-Level Input Pins (No External Resistors)
Parameter
Symbol
Min
Max
Input Voltage Low
Input Voltage Mid
Input Voltage High
Input Low Current
Vill
Vimm
Vihh
Iill
â
0.45 x VDD
0.85 x VDD
â6 µA
0.15 x VDD
0.55 x VDD
â
â
Input Mid Current
Iimm
â2 µA
2 µA
Input High Current
Iihh
â
6 µA
Note: The above currents are the amount of leakage that the 3L inputs can tolerate from an external driver.
Rev. 1.0
11
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