M29W400DT M29W400DB 4 Mbit (512Kb x8 or 256Kb x16, Boot Block) 3V Supply Flash Memory FEATURES SUMMARY SUPPLY VOLTAGE Figure 1. Packages V = 2.7V to 3.6V for Program, Erase CC and Read ACCESS TIME: 45, 55, 70ns PROGRAMMING TIME 10s per Byte/Word typical 11 MEMORY BLOCKS 1 Boot Block (Top or Bottom Location) SO44 (M) 2 Parameter and 8 Main Blocks PROGRAM/ERASE CONTROLLER Embedded Byte/Word Program algorithms ERASE SUSPEND and RESUME MODES Read and Program another Block during Erase Suspend UNLOCK BYPASS PROGRAM COMMAND TSOP48 (N) Faster Production/Batch Programming 12 x 20mm TEMPORARY BLOCK UNPROTECTION MODE LOW POWER CONSUMPTION Standby and Automatic Standby FBGA 100,000 PROGRAM/ERASE CYCLES per BLOCK ELECTRONIC SIGNATURE Manufacturer Code: 0020h TFBGA48 (ZA) Top Device Code M29W400DT: 00EEh 6 x 9mm Bottom Device Code M29W400D: 00EFh PACKAGES Compliant with Lead-Free Soldering Processes FBGA Lead-Free Versions TFBGA48 (ZE) 6 x 8mm June 2004 1/38M29W400DT, M29W400DB TABLE OF CONTENTS FEATURES SUMMARY . 1 Figure 1. Packages 1 SUMMARY DESCRIPTION . 5 Figure 2. Logic Diagram 5 Table 1. Signal Names 5 Figure 3. SO Connections . 6 Figure 4. TSOP Connections 6 Figure 5. TFBGA Connections (Top view through package) 7 Figure 6. Block Addresses (x8) . 8 Figure 7. Block Addresses (x16) 9 SIGNAL DESCRIPTIONS . 10 Address Inputs (A0-A17) . 10 Data Inputs/Outputs (DQ0-DQ7) . 10 Data Inputs/Outputs (DQ8-DQ14) 10 Data Input/Output or Address Input (DQ15A-1) 10 Chip Enable (E) 10 Output Enable (G) 10 Write Enable (W) . 10 Reset/Block Temporary Unprotect (RP) 10 Ready/Busy Output (RB) . 10 Byte/Word Organization Select (BYTE) 10 V Supply Voltage . 10 CC VSS Ground . 10 BUS OPERATIONS 11 Bus Read . 11 Bus Write . 11 Output Disable . 11 Standby 11 Automatic Standby 11 Special Bus Operations 11 Electronic Signature . 11 Block Protection and Blocks Unprotection 11 Table 2. Bus Operations, BYTE = V 12 IL Table 3. Bus Operations, BYTE = V 12 IH COMMAND INTERFACE . 13 Read/Reset Command . 13 Auto Select Command . 13 Program Command . 13 Unlock Bypass Command 13 2/38