DS1647 Description
X1, X2, VBAT FUNCTION Address Input Data Input/Output Data Input/Output Ground Active-Low Chip Enable Active-Low Output Enable Active-Low Write Enable Power-Supply Input Active-Low Power-Fail Output, Open Drain. This pin requires a pullup resistor for proper operation. No Connection Crystal Connections and Battery Connection 2 of 12 DS1647/DS1647P DESCRIPTION The DS1647 is a 512k x 8 nonvolatile static RAM with a...