W39V040B Datasheet | Winbond

.Data Sheet.co.kr W39V040B Data Sheet 512K × 8 CMOS FLASH MEMORY WITH LPC INTERFACE Table of Contents1. 2. 3. 4. 5. 6. GENERAL DESCRIPTION ......................................................................................................... 3 Features ................................................................................................................................. 3 PIN CONFIGURATIONS............................................................................................................. 4 BLOCK DIAGRAM ...................................................................................................................... 4 PIN DESCRIPTION..................................................................................................................... 4 FUNCTIONAL DESCRIPTION.................................................................................................... 5 6.1 Interface Mode Selection and Description......................................................................... 5 6.2 Read (Write) Mode ............................................................................................................ 5 6.3 Reset Operation................................................................................................................. 5 6.4 Boot Block Operation and Hardware Protection at Initial- #TBL & #WP ........................... 5 6.5 Sector Erase mand .................................................................................................... 6 6.6 Program Operation ............................................................................................................ 6 6.7 Hardware Data Protection ................................................................................................. 6 6.8 WRITE OPERATION STATUS.......................................................................................... 6 REGISTER FOR LPC MODE ..................................................................