ICS ICS448-16
The ICS448-16 generates four high-quality, high-frequency clock outputs. It is designed to replace multiple crystals and crystal oscillators in networking applications. c o m ICS448-16 Networking Clock Synthesizer External Components Decoupling Capacitor As with any high-performance mixed-signal IC, the ICS448-16 must be isolated from system power supply noise to perform optimally.| Part No. | ICS448-16 |
|---|---|
| Datasheet | ICS448-16 Download |
| Manufacturer |  ICS |
| Description | Networking Clock Synthesizer |
| Buy | Stock & Price |
FEATURES
●●
●
●
●
● Packaged in 16-pin TSSOP Replaces multiple crystals and oscillators Input crystal or clock frequency of 25 MHz Zero ppm frequency synthesis error Fixed output frequencies of 25 MHz and 48 MHz Selectable output frequencies of 24 MHz, 48 MHz, 50 MHz and 66.6666 MHz
DESCRIPTION
Using ICS’ patented Phase-Locked Loop (PLL) techniques, the device runs from a 25 MHz crystal or clock input.● Duty cycle of 45/55
● Operating voltage of 3.3 V
● Advanced, low power CMOS process Block Diagram VDD 3 SEL PLL1 CLK1 PLL2 CLK2 X1 25 MHz clock or crystal input X2 Crystal Oscillator/ Clock Buffer PLL3 48M 25M External capacitors may be required. 4 GND PDTS (all outputs and PLLs) MDS 448-16 E I n t e gra te d C i r c u i t S y s t e m s
● 1 5 25 Race Stre et, San Jo se, CA 9 5126
● Revision 031605 te l (40 8) 2 97-12 01
● w w w. i c st . c o m ICS448-16 Networking Clock Synthesizer Pin Assignment X1 GND S0 CLK1 VDD GND 48M CLK2 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 X2 VDD PDTS S1 VDD...
