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M29W640GT

STMicroelectronics
Part Number M29W640GT
Manufacturer STMicroelectronics
Description 64 Mbit 3V supply Flash memory
Published Mar 9, 2016
Detailed Description M29W640GH, M29W640GL M29W640GT, M29W640GB 64 Mbit (8Mb x8 or 4Mb x16, Page) 3V supply Flash memory Feature summary ■ Su...
Datasheet PDF File M29W640GT PDF File

M29W640GT
M29W640GT

Overview
M29W640GH, M29W640GL M29W640GT, M29W640GB 64 Mbit (8Mb x8 or 4Mb x16, Page) 3V supply Flash memory Feature summary ■ Supply Voltage – VCC = 2.
7V to 3.
6V for Program, Erase, Read – VPP =12V for Fast Program (optional) ■ Asynchronous Random/Page Read – Page Width: 4 Words – Page Access: 25ns – Random Access: 60ns, 70ns ■ Fast Program commands – 2 Words/4 Bytes Program (without VPP=12V) – 4 Words/8 Bytes Program (with VPP=12V) – 16 Word/32 Byte Write Buffer ■ Programming time – 10 µs per Byte/Word typical – Chip Program time: 10s (using 4 Words Program) ■ Memory organization – M29W640GH/L: 128 Main Blocks, 64 KBytes each – M29W640GT/B Eight 8 KBytes Boot Blocks (top or bottom location) 127 Main Blocks, 64 KBytes each ■ Program/Erase controller – Embedded Byte/Word Program algorithms ■ Program/Erase Suspend and Resume – Read from any Block during Program Suspend – Read and Program another Block during Erase Suspend ■ Unlock Bypass Program command – Faster Production/Batch Programming ■ VPP/WP pin for Fast Program and Write Protect ■ Temporary Block Unprotection mode FBGA TSOP48 (NA) 12 x 20mm TFBGA48 (ZA) 6 x 8mm FBGA TSOP56 (NB) 14 x 20mm(1) TBGA64 (ZF) 10 x 13mm(1) 1.
Packages only available upon request.
■ Common Flash Interface – 64-bit Security Code ■ 128 Word Extended Memory Block – Extra block used as security block or to store additional information ■ Low power consumption – Standby and Automatic Standby ■ 100,000 Program/Erase cycles per block ■ ECOPACK® packages ■ Electronic Signature – Manufacturer Code: 0020h – Device code (see Table 1: Device codes) August 2006 Rev 2 1/91 www.
st.
com 2 M29W640GH, M29W640GL, M29W640GT, M29W640GB Table 1.
Device codes Root Part Number M29W640GH: Uniform, Last Block protected by VPP/WP M29W640GL: Uniform, First Block protected by VPP/WP M29W640GT: Top Boot Blocks M29W640GB: Bottom Boot Blocks Device code 227Eh + 220Ch + 2201h 227Eh + 220Ch + 2200h 227Eh + 2210h + 2201h 227Eh + 2210h + 2200h 2/91 M29W640GH, M29...


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