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PCS3P2191AF-16TR Datasheet(PDF) 2 Page - PulseCore Semiconductor |
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PCS3P2191AF-16TR Datasheet(HTML) 2 Page - PulseCore Semiconductor |
2 / 8 page January 2007 PCS3P2191A rev 0.1 Spread Spectrum Clock Generator 2 of 8 Notice: The information in this document is subject to change without notice. Pin Configuration Pin Description Pin# Pin Name Type Description 1 VDD power Power Supply Voltage Pin. Connect to +3.3V. 2 GND power Ground Connection. Connect to system ground. 3 S2 Input Spread range select. Digital logic input used to select frequency deviation (Refer Spread Deviation Table). This pin has an internal pull-up resistor. 4 GND power Ground Connection. Connect to system ground. 5 CLK1 Output Low EMI 4x clock output. 6 CLK2 Output Low EMI 4x clock output. 7 GND power Ground Connection. Connect to system ground. 8 XIN/CLKIN Input Crystal connection or external reference frequency input. It can be connected to a 15MHz fundamental mode crystal. 9 XOUT Output Crystal connection. If using an external reference, this pin must be left unconnected. 10 GND power Ground Connection. Connect to system ground. 11 CLK3 Output Low EMI 4x clock output. 12 CLK4 Output Low EMI 4x clock output. 13 GND power Ground Connection. Connect to system ground. 14 S1 Output Spread range select. Digital logic input used to select frequency deviation (Refer Spread Deviation Table). This pin has an internal pull-up resistor. 15 S0 Output Spread range select. Digital logic input used to select frequency deviation (Refer Spread Deviation Table). This pin has an internal pull-up resistor. 16 VDD power Power Supply Voltage Pin. Connect to +3.3V. VDD S0 CLK3 GND GND CLK4 XOUT XIN/CLKIN GND CLK2 CLK1 GND VDD S1 GND S2 PCS3P2191A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 16Pin TSSOP |
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