NAND256W3A2BN6E Micron

NAND128-A NAND256-A 128-Mbit or 256-Mbit, 528-byte/264-word page, 3 V, SLC NAND flash memories Features High density NAND flash memories Up to 256-Mbit memory array Up to 32-Mbit spare area Cost effective solutions for mass storage applications TSOP48 12 x 20mm NAND interface x8 or x16 bus width Multiplexed address/ data FBGA Pinout compatibility for all densities Supply voltage VFBGA55 8 x 10 x 1.05mm V = 2.7 to 3.6 V DD Page size x8 device: (512 + 16 spare) bytes x16 device: (256 + 8 spare) words Hardware data protection Block size Program/erase locked during power x8 device: (16 K + 512 spare) bytes transitions x16 device: (8 K + 256 spare) words Data integrity Page read/program 100,000 program/erase cycles Random access: 12 s (3V)/15 us (1.8V) 10 years data retention (max) RoHS compliance Sequential access: 50 ns (min) Lead-free components are compliant with Page program time: 200 s (typ) the RoHS directive Copy back program mode Development tools Fast page copy without external buffering Error correction code software and Fast block erase hardware models Block erase time: 2 ms (typical) Bad blocks management and wear leveling algorithms Status register File system OS native reference software Electronic signature Hardware simulation models Chip enable dont care Simple interface with microcontroller Security features OTP area Serial number (unique ID) October 2012 Rev. 17 1/60 www.numonyx.com 1Contents NAND128-A, NAND256-A Contents 1 Description 6 2 Memory array organization 14 2.1 Bad Blocks . 14 3 Signal descriptions 16 3.1 Inputs/outputs (I/O0-I/O7) 16 3.2 Inputs/outputs (I/O8-I/O15) . 16 3.3 Address Latch Enable (AL) . 16 3.4 Command Latch Enable (CL) . 16 3.5 Chip Enable (E) . 16 3.6 Read Enable (R) . 16 3.7 Write Enable (W) . 17 3.8 Write Protect (WP) 17 3.9 Ready/Busy (RB) 17 3.10 V supply voltage 17 DD 3.11 V ground . 17 SS 4 Bus operations 18 4.1 Command input 18 4.2 Address input . 18 4.3 Data input 18 4.4 Data output 19 4.5 Write protect . 19 4.6 Standby 19 5 Command set .21 6 Device operations .22 6.1 Pointer operations 22 6.2 Read memory array . 23 6.3 Page program . 26 2/60