SI5325C-C-GM Datasheet, PDF (104/178 Pages) Silicon Laboratories – ANY-FREQUENCY PRECISION CLOCKS

Si53xx-RM
7.5. Three-Level (3L) Input Pins (No External Resistors)
Si53xx ^VDD
I_imm
75 k
External Driver
75 k
Figure 55. Three Level Input Pins
Parameter
Symbol
Min
Max
Input Voltage Low
Input Voltage Mid
Input Voltage High
Vill
Vimm
Vihh
—
.45 x Vdd
.85 x Vdd
.15 x V_DD
.55 x V_DD
—
Input Low Current
Iill
–6 µA
—
Input Mid Current
Iimm
–2 µA
2 µA
Input High Current
Iihh
—
6 µA
Note: The above currents are the amount of leakage that the 3L inputs can tolerate from an external driver.
104
Rev. 1.2