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64-Kbit (8,192 x 8) Industrial High-Speed Parallel EEPROM with Page Write and Software Data Protection
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Product Pages
AT28HC64B
AT28HC64BF
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6
Device Operation
6.15
AC Write Waveforms
Features
Packages
1
Package Types (Not to Scale)
2
Pin Descriptions
3
Description
4
Electrical Characteristics
5
Normalized I
CC
Graphics
6
Device Operation
6.1
Read
6.2
Byte Write
6.3
Page Write
6.4
Data
Polling
6.5
Toggle Bit
6.6
Data Protection
6.7
Hardware Data Protection
6.8
Software Data Protection
6.9
Device Identification
6
AC Read Characteristics
6.10
AC Read Waveforms
(
1
,
2
,
3
,
4
)
6.11
Operating Modes
6.12
Input Test Waveforms and Measurement Level
6.13
Output Test Load
6.14
AC Write Characteristics
6.15
AC Write Waveforms
6.15.1
WE
Controlled
6.15.2
CE
Controlled
6.16
Page Mode Characteristics
6.17
Page Mode Write Waveforms
(
1
,
2
)
6.18
Chip Erase Waveforms
6.19
Software Data Protection Enable Algorithm
(
1
)
6.20
Software Data Protection Disable Algorithm
(
1
)
6.21
Software Protected Program Cycle Waveform
(
1
,
2
)
6.22
Data
Polling Characteristics
(
1
)
6.23
Data
Polling Waveforms
6.24
Toggle Bit Characteristics
(
1
)
6.25
Toggle Bit Waveforms
(
1
,
2
,
3
)
7
Packaging Information
8
Revision History
Microchip Information
6.15 AC Write Waveforms
