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IS45S32800L


Part Number IS45S32800L
Manufacturer ISSI
Title 8M x 32 256Mb SYNCHRONOUS DRAM
Description IS42S32800L IS45S32800L 8M x 32 256Mb SYNCHRONOUS DRAM ADVANCED INFORMATION JANUARY 2022 FEATURES • Clock frequency: 200, 166, 143, 133 MHz ...
Features
• Clock frequency: 200, 166, 143, 133 MHz
• Fully synchronous; all signals referenced to a positive clock edge
• Internal bank for hiding row access/precharge
• Single Power supply: 3.3V + 0.3V
• LVTTL interface
• Programmable burst length
  – (1, 2, 4, 8, full page)
• Programmable burst sequence: Seq...

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IS45S32800D : A0-A11 A0-A8 BA0, BA1 DQ0 to DQ31 CLK CKE CS RAS CAS Row Address Input Column Address Input Bank Select Address Data I/O System Clock Input Clock Enable Chip Select Row Address Strobe Command Column Address Strobe Command WE DQM0-DQM3 Vdd Vss Vddq Vssq NC Write Enable x32 Input/Output Mask Power Ground Power Supply for I/O Pin Ground for I/O Pin No Connection Integrated Silicon Solution, Inc. - www.issi.com Rev.  B 03/27/09 3 IS42S32800D, IS45S32800D www.DataSheet4U.com PIN CONFIGURATION package code: B 90 bALL Tf-bga (Top View) (8.00 mm x 13.00 mm Body, 0.8 mm Ball Pitch) 1 2 3 4 5 6 7 8 9 A B C D E F G H J K L M N P R PIN DESCRIPTIONS A0-A11 .

IS45S32800G : A0-A11 Row Address Input A0-A8 Column Address Input BA0, BA1 Bank Select Address DQ0 to DQ31 Data I/O CLK System Clock Input CKE Clock Enable CS Chip Select RAS Row Address Strobe Command CAS Column Address Strobe Command WE DQM0-DQM3 Vdd Vss Vddq Vssq NC Write Enable x32 Input/Output Mask Power Ground Power Supply for I/O Pin Ground for I/O Pin No Connection 3 Integrated Silicon Solution, Inc. - www.issi.com Rev. A 07/18/2012 IS42S32800G, IS45S32800G PIN FUNCTIONS Symbol Type A0-A11 Input Pin BA0, BA1 CAS CKE Input Pin Input Pin Input Pin CLK CS DQM0-DQM3 Input Pin Input P.

IS45S32800J : IS42S32800J IS45S32800J 8M x 32 256Mb SYNCHRONOUS DRAM DECEMBER 2021 FEATURES • Clock frequency:166, 143, 133 MHz • Fully synchronous; all signals referenced to a positive clock edge • Internal bank for hiding row access/precharge • Single Power supply: 3.3V + 0.3V • LVTTL interface • Programmable burst length – (1, 2, 4, 8, full page) • Programmable burst sequence: Sequential/Interleave • Auto Refresh (CBR) • Self Refresh • 4096 refresh cycles every 16ms (A2 grade) or 64 ms (Commercial, Industrial, A1 grade) • Random column address every clock cycle • Programmable CAS latency (2, 3 clocks) • Burst read/write and burst read/single write operations capability • Burst termination by burs.




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