LH28F400SUB-Z0 memory equivalent, 4m (512k bb 8/ 256k bb 16) flash memory.
49-PIN CSP
4M (512K × 8, 256K × 16) Flash Memory
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* User-Configurable x8 or x16 Operation
* 5 V Write/Erase Operation
(5 V VPP, 3.3 V VCC)
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SYMBOL TYPE NAME AND FUNCTION BYTE-SELECT ADDRESSES: Selects between high and low byte when device is in x8 mode. This address is latched in x8 Data Writes. Not used in x16 mode (i.e., the DQ15/A-1 Input buffer is turned off when BYTE is high). WORD-.
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