CY2037
High-Accuracy EPROM-Programmable PLL Die for Crystal Oscillators
High-Accuracy EPROM-Programmable PLL Die for Cr...
CY2037
High-Accuracy EPROM-Programmable PLL Die for Crystal Oscillators
High-Accuracy EPROM-Programmable PLL Die for Crystal Oscillators
Features
■ Erasable programmable read only memory (EPROM) programmable die for in-package programming of crystal oscillators
■ High resolution Phase locked loop (PLL) with 12-bit multiplier and 10-bit divider
■ EPROM programmable capacitor tuning array with optional shadow register
■ Twice programmable die
■ Simple two-wire programming interface
■ On-chip oscillator runs from 10 MHz to 30 MHz fundamental tuned crystal
■ EPROM-selectable
Transistor transistor logic (TTL) or Complementary metal oxide semiconductor (CMOS) duty cycle levels
■ Operating frequency: ❐ 1 MHz to 133 MHz at 5 V ❐ 1 MHz to 100 MHz at 3.3 V ❐ 1 MHz to 66.6 MHz at 2.7 V
■ Eight selectable post divide options, using PLL or reference oscillator output
■ Programmable asynchronous or synchronous OE and power-down (PD#) modes(CY2037 and CY2037-2)
■ Frequenc...