Features
• Ten selectable 100MHz, 125MHz, 156.25MHz and 312.5MHz
clocks for PCI Express, sRIO and GbE, HCSL interface levels
• One single-ended QG LVCMOS/LVTTL clock output at 125MHz
• One single-ended QF LVCMOS/LVTTL clock output at 50MHz,
15 output impedance
• Two single-ended QREFx LVCMOS/LVTTL outputs at 25MHz,
15 output impedance
• Selectable external crystal or differential (single-ended) input
source
• Crystal oscillator interface designed for 25MHz, parallel resonant
crystal
• Differential CLK, nCLK input pair that can accept: LVPECL, LVDS,
LVHSTL, HCSL input levels
• Internal resistor bias on nCLK pin allows the user to drive CLK
input with external single-ended (LVCMOS/ LVTTL) input levels
• Supply Modes, (125MHz QG output and 25MHz QREFx outputs):
Core / Output
3.3V / 3.3V
3.3V / 2.5V
• Supply Modes, (HCSL outputs, and 50MHz QF output):
Core / Output
3.3V / 3.3V
• -40°C to 85°C ambient operating temperature
• Available in Lead-free (RoHS 6) package