AT27C020 ATMEL Corporation, AT27C020 Datasheet
AT27C020
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AT27C020 Summary of contents
Page 1
... OE) to give designers the flexibility to prevent bus contention. With 256K bytes storage capability, the AT27C020 allows firmware to be stored reli- ably and to be accessed by the system without the delays of mass storage media. Atmel’s AT27C020 has additional features to ensure high quality and efficient produc- tion use ...
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... GND 16 17 AT27C020 2 Function Addresses Outputs Chip Enable Output Enable Program Strobe 2.3 A11 A14 A13 28 A13 A14 27 A8 A17 26 A9 PGM 25 A11 VCC 24 OE VPP 23 A10 ...
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... Maximum Ratings” may cause permanent dam- age to the device. This is a stress rating only and functional operation of the device at these or any other conditions beyond those indicated in the (1) operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device (1) reliability. (1) AT27C020 3 ...
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... High Identification Code and A0, which is toggled select the Device Code byte. AT27C020 -55 -90 -40° 85° C -40° 85° C -40° 125° ± 10% 5V ± 10% Min Max ±1.0 ±5.0 ±10 100 1.0 25 -0.6 ...
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... Output float is defined as the point when data is no longer driven. 0570G–EPROM–12/07 Condition ( after the falling edge of CE without impact after the address is valid without impact on t ACC OE AT27C020 AT27C020 -55 -90 Min Max Min Max ...
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... Pin Capacitance ( MHz 25° C Symbol Typ OUT Note: 1. Typical values for nominal supply voltage. This parameter is only sampled and is not 100% tested. AT27C020 6 3.0V AC 1.5V 0. 100 pF including jig capacitance except -55 devices, where pF. Max MEASUREMENT LEVEL Units ...
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... Programming Waveforms Notes: 1. The Input Timing reference is 0.8V for and t are characteristics of the device but must be accommodated by the programmer. OE DFP 3. When programming the AT27C020, a 0.1 µF capacitor is required across V 0570G–EPROM–12/07 (1) and 2.0V for AT27C020 and ground to suppress voltage transients ...
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... CC 2. This parameter is only sampled and is not 100% tested. Output Float is defined as the point where data is no longer driven – see timing diagram. 3. Program Pulse width tolerance is 100 µs ± 5%. 17. Atmel’s AT27C020 Integrated Product Identification Code Codes A0 O7 Manufacturer ...
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... V are read again and compared with the original data to determine if the device passes or fails. 0570G–EPROM–12/07 is raised to 13.0V. Each address is first programmed with one 100 µ then lowered to 5.0V and V PP AT27C020 5.0V. All bytes CC 9 ...
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... Plastic Thin Small Outline Package (TSOP) AT27C020 10 Ordering Code 0.1 AT27C020-55JI AT27C020-55PI AT27C020-55TI 0.1 AT27C020-90JI AT27C020-90PI AT27C020-90TI 0.1 AT27C020-90JA AT27C020-90PA Ordering Code 0.1 AT27C020-55JU AT27C020-55PU AT27C020-55TU 0.1 AT27C020-90JU AT27C020-90PU AT27C020-90TU Package Type Package Operation Range 32J Industrial 32P6 (-40° 85° C) 32T 32J Industrial 32P6 (-40° 85° C) ...
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... Lead coplanarity is 0.004" (0.102 mm) maximum. 2325 Orchard Parkway San Jose, CA 95131 R 0570G–EPROM–12/07 1.14(0.045) X 45˚ PIN NO. 1 IDENTIFIER TITLE 32J, 32-lead, Plastic J-leaded Chip Carrier (PLCC) AT27C020 0.318(0.0125) 0.191(0.0075 COMMON DIMENSIONS (Unit of Measure = mm) MIN NOM MAX SYMBOL A 3.175 – ...
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... PDIP A SEATING PLANE Note: 1. Dimensions D and E1 do not include mold Flash or Protrusion. Mold Flash or Protrusion shall not exceed 0.25 mm (0.010"). 2325 Orchard Parkway San Jose, CA 95131 R AT27C020 12 D PIN 0º ~ 15º REF eB TITLE 32P6, 32-lead (0.600"/15.24 mm Wide) Plastic Dual ...
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... Orchard Parkway San Jose, CA 95131 R 0570G–EPROM–12/07 PIN SEATING PLANE A1 TITLE 32T, 32-lead ( Package) Plastic Thin Small Outline Package, Type I (TSOP) AT27C020 0º ~ 8º GAGE PLANE COMMON DIMENSIONS (Unit of Measure = mm) SYMBOL MIN NOM MAX A – ...
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... Atmel products are not suitable for, and shall not be used in, automotive applications. Atmel’s products are not intended, authorized, or warranted for use as components in applications intended to support or sustain life. © 2007 Atmel Corporation. All rights reserved. Atmel Atmel Corporation or its subsidiaries. Other terms and product names may be trademarks of others. International Atmel Asia ...