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AT52BR3224AT-70CI Datasheet(PDF) 2 Page - ATMEL Corporation |
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AT52BR3224AT-70CI Datasheet(HTML) 2 Page - ATMEL Corporation |
2 / 46 page 2 AT52BR3224A(T)/3228A(T) 3338B–STKD–6/03 Pin Configuration AT52BR3224A(T)/ AT52BR3228A(T) (Top View) Pin Name Function A0 - A17 Flash/SRAM Common Address Input for 4M SRAM A0 - A18 Flash/SRAM Common Address Input for 8M SRAM A19 - A20 Flash Address Input CE Flash Chip Enable OE Flash Output Enable WE Flash Write Enablee RESET Flash Reset RDY/BUSY Flash READY/BUSY Output VPP Flash Power Supply for Accelerated Program/Erase Operations VCC Flash Power GND Flash Ground I/O0 - I/O15 Data Inputs/Outputs NC No Connect SLB SRAM Lower Byte SUB SRAM Upper Byte SVCC SRAM Power SGND SRAM Ground SCS1 SRAM Chip Select 1 SCS2 SRAM Chip Select 2 SWE SRAM Write Enable SOE SRAM Output Enable A B C D E F G H 1 23456789 10 11 12 NC NC NC NC A20 A16 WE SGND NC SLB A18 NC A11 A8 RDY/BUSY RES VPP SUB A17 A5 A15 A10 A19 SOE A7 A4 A14 A9 I/O11 A6 A0 A13 I/O15 I/O13 I/O12 I/O9 A3 CE A12 SWE I/O6 SCS2 I/O10 I/O8 A2 GND GND I/O14 I/O4 SVCC I/O2 I/O0 A1 OE NC I/O7 I/O5 VCC I/O3 I/O1 SCS1 NC NC NC NC NC |
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