AS7C3256-15TC Alliance Semiconductor, AS7C3256-15TC Datasheet
AS7C3256-15TC
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AS7C3256-15TC Summary of contents
Page 1
... AS7C256 Maximum operating current AS7C3256 AS7C256 Maximum CMOS standby current AS7C3256 1/10/2001 ® - 7.2 mW (AS7C3256) / max CMOS I/O • 2.0V data retention • Easy memory expansion with CE and OE inputs • TTL-compatible, three-state I/O • 28-pin JEDEC standard packages - 300 mil PDIP - 300 mil SOJ - 8 13.4 TSOP • ...
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... P – –65 stg T –55 bias I – OUT OE Data X High Z H High OUT Alliance Semiconductor AS7C256 AS7C3256 ) of 5/6/7/9 ns are OE ) LOW . Data on the input pins I/O0-I/ LOW , with write enable ( ) high. The OE WE Max Unit +7 +150 C ...
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... AS7C3256 V 2 — V -0.5 IL commercial industrial T – -10 Device Min Max Min Max CC CC AS7C256 IL AS7C3256 AS7C256 IL AS7C3256 AS7C256 –0.2V CC AS7C3256 = Min = Min CC = NOMINAL) CC Symbol Signals C A, CE, WE I/O I/O Alliance Semiconductor AS7C256 AS7C3256 Typical Max 5.0 5.5 3.3 3.6 – V +0.5 CC – V +0.5 CC – 0.8 – ...
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... OHZ t 0 – – Falling input 3,6,7 Data valid 3,6,8 OLZ Data valid 50% Alliance Semiconductor AS7C256 AS7C3256 -15 -20 Min Max Min Max Unit 15 – 20 – ns – 15 – – 15 – – 6 – – ...
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... OW 10, Data valid t WZ 10, Data valid Alliance Semiconductor AS7C256 AS7C3256 -15 -20 Min Max Min Max Unit 15 – 20 – – 12 – – 12 – – 0 – – 12 – ...
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... Data retention mode VCC V 2. CDR +5V 480 D out 255 C(14) GND Figure B: Output load required to meet I specification Alliance Semiconductor AS7C256 AS7C3256 Min Max Unit 2.0 – V – 500 µA – – µA 0 – – – 1 µA VCC t ...
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... OL 140 120 (NOMINAL 100 T = 25° Output voltage (V) Alliance Semiconductor AS7C256 AS7C3256 Normalized supply current ISB1 SB vs. ambient temperature T 625 (NOMINAL 0.2 0.04 -55 - 125 Ambient temperature (°C) Normalized supply current I vs. cycle frequency 1/t ...
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... Note: This part is compatible with both pin numbering conventions used by various manufacturers. E 1/10/2001 ® Seating Plane pin 8(21) pin 5(8) 28-pin Alliance Semiconductor AS7C256 AS7C3256 28-pin PDIP Min 0.010 B 0.058 b 0.016 c 0.008 0.295 eA E1 0.278 e 0.100 BSC eA 0.330 L 0 ...
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... T = TSOP 8x13.4 Alliance Semiconductor AS7C256 AS7C3256 AS7C256-15PC AS7C256-20PC AS7C3256-15PC AS7C3256-20PC AS7C256-15JC AS7C256-20JC AS7C3256-15JC AS7C3256-20JC AS7C256-15JI AS7C256-20JI AS7C3256-15JI AS7C3256-20JI AS7C256-15TC AS7C256-20TC AS7C3256-15TC AS7C3256-20TC AS7C256-15TI AS7C256-20TI AS7C3256-15TI AS7C3256-20TI Commercial temperature range Industrial temperature range: -40C to 85C ...