AS4C256K16F0-50JC Alliance Semiconductor, AS4C256K16F0-50JC Datasheet
AS4C256K16F0-50JC
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AS4C256K16F0-50JC Summary of contents
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... Output enable Column address strobe, upper byte Column address strobe, lower byte Read/write control Power (+5V 10%) Ground –35 –50 Unit 160 140 mA 2.0 2 Copyright © Alliance Semiconductor. All rights reserved. ...
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... Self-refresh option is available for new generation device only. Contact Alliance for more information. 4/11/01; V.0.9.1 ® Column decoder Sense amp 512 512 16 array (4,194,304) Symbol Min V 4.5 CC GND 0 –1.0 IL Alliance Semiconductor AS4C256K16FO Data I/O I/O0 to I/O15 buffer OE Substrate bias generator Typ Max Unit 5.0 5.5 V 0.0 0.0 V – ...
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... CC – 120 – = min RC = – 5.0 mA 2.4 – 2.4 = 4.2 mA – 0.4 – –0.2V, CC – 2.0 – – 0.2V, 0.2V CC are open Alliance Semiconductor AS4C256K16FO Min Max –1.0 +7.0 –1.0 +7.0 –1.0 +7.0 0 +70 –55 +150 – 260 10 – 1 – 50 200 – + –30 –35 –50 ...
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... Alliance Semiconductor AS4C256K16FO = + –50 Max Min Max Unit Notes – 85 – ns – 25 – ns 75K 50 75K ns – 10 – ...
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... Min 8 – 12 – 14 – 14 – 19 – 3 – 3 – – 56 – – 44 – 75K 30 75K 35 Alliance Semiconductor AS4C256K16FO = + –50 Max Min Max Unit Notes – 0 – ns – 9 – ns – 30 – ns – 0 – – 9 – – ...
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... AA Thevenin equivalent). t (min), the cycle is a read-write cycle and the data out will contain data read from the selected cell. If AWD CAA CAC CAP Alliance Semiconductor AS4C256K16FO = + –35 –50 Min Max Min Max Unit Notes 10 – ...
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... Falling input RAS t t RCD RSH t CSH t t CAH ASC t t CAS RCS RAD RAL t RAH Col Address t RAC CLZ Alliance Semiconductor AS4C256K16FO Undefined/don’t care RRH t RCH t ROH t OEZ t OFF t OEA t CAC Data Out ...
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... CLZ RAS t t RCD RSH t CSH t CRP t CRP t ASC t RAL t CAH Column t RCS t OEA t RAC CAC t CLZ Alliance Semiconductor AS4C256K16FO CRP t CAS t RCH t RRH t ROH t OEZ t OFF Data Out CRP t CAS t RCH t RRH t ROH t OEZ t OFF Data Out ...
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... UCAS, LCAS t ASR Row Address Address WE OE I/O 4/11/01; V.0.9.1 ® RAS t CSH t RSH t t RCD CAS t AWR t t RAD RAL t ASC t t RAH CAH Col Address t WCR t CWL t RWL WCS WCH t DHR Data In Alliance Semiconductor AS4C256K16FO ...
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... UCAS t CRP LCAS WE OE Upper I/O Lower I/O 4/11/01; V.0.9.1 ® RAS t AWR t RAD t RAL Column Address t t CAH ASC t t RCD RSH t CSH t CWL t WCS t RWL t WCR DHR Data In Alliance Semiconductor AS4C256K16FO CAS CRP t RPC t WCH ...
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... DS DH Data RAS t CSH t RSH t t RCD CAS t RAL t AWR t t RAD ASC t t RAH CAH Col Address t WCR t RWL t CWL t DHR t t OED Data In Alliance Semiconductor AS4C256K16FO RPC t CAS t CRP t WCH OEH ...
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... UCAS t CRP LCAS WE OE Upper I/O Lower I/O 4/11/01; V.0.9.1 ® RAS t t RAD RAL t AWR t RAH Column Address t CSH t t RCD RSH t CAH t ASC t CWL t DS Data In t OED Alliance Semiconductor AS4C256K16FO CAS CRP t RPC t RWL OEH ...
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... CSH RAL t ASC t t RAH CAH Col Address t RWD t AWD t t RCS CWD t OEA t OEZ t RAC CAC t CLZ Data Out Alliance Semiconductor AS4C256K16FO CAS t CRP t RPC t CWL t RWL OEH RWL t CWL OED Data In P ...
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... RWC t RAS t CSH t RCD CAS t RSH t ACS t RAL t CAH Column Address t RWD t AWD t CWD t OEA t OED t Data In CLZ t CAC OEZ RAC Data Out t OED Data Out Alliance Semiconductor AS4C256K16FO CRP t RPC t CWL t RWL ...
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... Lower Output 4/11/01; V.0.9.1 ® t RWC t RAS t CSH t CAS RCD t RSH t RAL t CAH Column Address t RWD t AWD t CWD t OEA Data Out t OED t RAC CAC t t CLZ OEZ Data Out Alliance Semiconductor AS4C256K16FO RPC t CRP t CWL t RWL Data ...
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... RCS RCH t t OEA OEA t CAC t CLZ CAP Data Out CAP t t CAC OFF t OEZ Data Out 1 Alliance Semiconductor AS4C256K16FO RSH RAL t CAH Col Address t RRH t t RCS RCH t OEA t CAP Data Out Data Out t RP ...
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... CAH CAH t t ASC ASC Column WCH WCH t WCS CWL t DS Data Data In 1 Alliance Semiconductor AS4C256K16FO t RWL CAH ASC WCS t RAL Col Address t CWL WCH OEH t OED Data In t ...
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... CLZ t t CAC CAC Data In Data In Data Out Data Out RAS t CHR t CPN t CSR RAS t CRP t RAH Row Address Alliance Semiconductor AS4C256K16FO CRP t RAL t CAH Col Address t RWL t t CWD CWL t t AWD WP t OEA t CAP t CLZ t CAC ...
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... CWD t CWL OEA OEA t DH Data CAP t OEZ t CLZ t OED CAP CAC t CLZ Alliance Semiconductor AS4C256K16FO RSH t t CAS CRP RAL t CAH t AWD t ASC RWL t CWD CWD t t CWL CWL ...
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... DHR I/O OE 4/11/01; V.0.9.1 ® RSH t ASC Col Address t RRH t OEA t CAC t CLZ Data Out RAS RP t RSH t RAL t CAH Col Address t RWL WCH t DH Data In Alliance Semiconductor AS4C256K16FO RAS PR CHR t CRP t OFF t OEZ ...
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... RCS t OEA t RWL t CWL WCH t WCS Data In t RCS t CWD t AWD t OEA CLZ t CAC Data Out Alliance Semiconductor AS4C256K16FO t t RSH RP t OFF Data Out t RRH t RCH t ROH CWL t OED OEZ t DS Data ...
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... Ambient temperature (°C) Typical supply current I CC vs. ambient temperature 0.0 –55 – 6.0 Ambient temperature (°C) Alliance Semiconductor AS4C256K16FO t RPS t RPC t CHS Typical access time t RAC vs. load capacitance C a 100 90 80 –70 70 –60 60 – ...
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... Output voltage (V) Typical fast page mode current I CC4 vs. supply voltage 0.0 4.0 4.5 5.0 5.5 6.0 Supply voltage (V) Alliance Semiconductor AS4C256K16FO Typical TTL stand-by current I CC2 vs. supply voltage V CC 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0 4.0 4.5 5.0 5.5 6.0 Supply voltage (V) Typical output source current I OH vs. output voltage ...
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... Seating Plane ( MHz Room Temperature Symbol Signals IN1 RAS, UCAS, LCAS, WE, C IN2 OE C I/O0 to I/O15 I/O Alliance Semiconductor AS4C256K16FO 44-pin TSOP II c Min Max (mm) (mm 0. 0.95 1. 0.30 0.45 c 0.127 (typical) D 18.28 18.54 E 10.03 10. ...
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... AS4C256K16F0-25TC AS4C256K16F0-30TC AS4C256K16F0-25TI AS4C256K16F0-30TI Part numbering system AS4C 256K16F0 DRAM prefix Device number RAS access time 4/11/01; V.0.9.1 ® –30 ns –35 ns AS4C256K16F0-35JC AS4C256K16F0-35JI AS4C256K16F0-35TC AS4C256K16F0-35TI –XX X Package Plastic SOJ, 400 mil, 40-pin T = TSOP II, 400 mil, 40/44-pin Alliance Semiconductor AS4C256K16FO –50 ns AS4C256K16FO-50JC AS4C256K16FO-50JI AS4C256K16FO-50TC ...