ICS83940D Overview
The ICS83940D is a low skew, 1-to-18 LVPECLto-LVCMOS/LVTTL Fanout Buffer and a member HiPerClockS™ of the HiPerClockS™ family of High Performance Clock Solutions from ICS. The ICS83940D has two selectable clock inputs. The PCLK, nPCLK pair can accept LVPECL, CML, or SSTL input levels.
ICS83940D Key Features
- 18 LVCMOS/LVTTL outputs
- Selectable LVCMOS_CLK or LVPECL clock inputs
- PCLK, nPCLK supports the following input types: LVPECL, CML, SSTL
- LVCMOS_CLK accepts the following input levels: LVCMOS or LVTTL
- Maximum output frequency: 250MHz
- Output skew: 150ps (maximum)
- Part to part skew: 750ps (maximum)
- Additive phase jitter, RMS: < 0.03ps (typical)
- Full 3.3V and 2.5V or mixed 3.3V core, 2.5V output supply modes
- 0°C to 70°C ambient operating temperature

