FUNCTIONAL BLOCK DIAGRAM FEEDBACK Phase/Freq. Detector Voltage Controlled Oscilator LF REF_SEL PLL_EN 0 1 Mux 2Q (÷ 1) (÷ 2) 1M u x 0 D Q LOCK 0M u 1x Charge Pump SYN.

RST is low, all the outputs are put in high impedance state and The IDT54/74FCT388915T uses phase-lock loop technol- registers at Q, Q and Q/2 outputs are reset. ogy to lock the frequency and phase of outputs to the input The IDT54/74FCT388915T requ.

IDT54FCT3827A

IDT54FCT3827B

IDT54FCT3244

IDT54FCT3244A

IDT54FCT3245

IDT54FCT3245A

IDT54FCT3573

IDT54FCT3573A

IDT54FCT3574

IDT54FCT3574A

IDT54FCT373

IDT54FCT373A

IDT54FCT373AT