AT28C010
Military Grade 1-Mbit (131,072 x 8) Paged Parallel EEPROM
Features
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Fast Read Access Time: 120 ns
Automatic Page Write Operation:
– Internally organized as 131,072 x 8 (1 Mbit)
– Internal address and data latches for 128 bytes
– Internal control timer
Fast Write Cycle Time:
– Page Write cycle time: 10 ms maximum
– 1 to 128-byte Page Write operation
Low-Power Dissipation:
– 80 mA active current
– 300 µA CMOS standby current
Hardware and Software Data Protection
DATA Polling for End of Write Detection
High Reliability CMOS Technology:
– Endurance: 10,000 or 100,000 cycles
– Data retention: 10 years
Single 5V ± 10% Supply
CMOS and TTL Compatible Inputs and Outputs
®
JEDEC Approved Byte-Wide Pinout
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Packages
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32-Lead CERDIP, 32-Lead Flatpack, 32-Lead CLCC and 30-Pin PGA
©
2020 Microchip Technology Inc.
DS20006311A-page 1
AT28C010
Table of Contents
Features......................................................................................................................................................... 1
Packages........................................................................................................................................................1
1.
2.
3.
Package Types (not to scale)..................................................................................................................4
Pin Descriptions...................................................................................................................................... 5
Description.............................................................................................................................................. 6
3.1.
4.
Block Diagram.............................................................................................................................. 6
Electrical Characteristics.........................................................................................................................7
4.1.
4.2.
4.3.
4.4.
Absolute Maximum Ratings..........................................................................................................7
DC and AC Operating Range.......................................................................................................7
DC Characteristics....................................................................................................................... 7
Pin Capacitance........................................................................................................................... 8
5.
Device Operation.................................................................................................................................... 9
5.1.
5.2.
5.3.
5.4.
5.5.
5.6.
5.7.
5.8.
5.9.
5.10.
5.11.
5.12.
5.13.
5.14.
5.15.
5.16.
5.17.
Operating Modes........................................................................................................................10
AC Read Characteristics............................................................................................................ 10
AC Read Waveforms.................................................................................................................. 11
Input Test Waveforms and Measurement Level......................................................................... 11
Output Test Load........................................................................................................................ 11
AC Write Characteristics............................................................................................................ 12
AC Write Waveforms.................................................................................................................. 12
Page Mode Characteristics........................................................................................................ 13
Page Mode Write Waveforms
(1,2)
............................................................................................... 14
Chip Erase Waveforms...............................................................................................................14
Software Data Protection Enable Algorithm
(1)
............................................................................15
Software Data Protection Disable Algorithm
(1)
...........................................................................16
Software Protected Program Cycle Waveform
(1,2,3)
................................................................... 17
Data Polling Characteristics
(1)
....................................................................................................17
Data Polling Waveforms............................................................................................................. 18
Toggle Bit Characteristics
(1)
....................................................................................................... 18
Toggle Bit Waveforms.................................................................................................................18
6.
Packaging Information.......................................................................................................................... 20
6.1.
Package Marking Information.....................................................................................................20
7.
Revision History.................................................................................................................................... 26
The Microchip Website.................................................................................................................................27
Product Change Notification Service............................................................................................................27
Customer Support........................................................................................................................................ 27
Product Identification System.......................................................................................................................28
Microchip Devices Code Protection Feature................................................................................................ 29
©
2020 Microchip Technology Inc.
DS20006311A-page 2
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