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93AA66C

4Kb Microwire (3-wire) Serial EEPROM with Hardware Selectable Word Size

Status: In Production

Features:

  • Industry Standard Microwire Serial I/O
  • Up to 3 MHz clock compatibility
  • ORG Pin to select word size
  • Automatic Erase All (ERAL) Before Write All (WRAL)
  • Self-Timed Erase and Write Cycles (6 ms max.)
  • Read current 100 uA (Typ), 1 mA (Max)
  • Write current 500 uA (Typ), 2 mA (Max)
  • Standby current 1 uA (Max at -40 to 85°C)
  • Software Write-Protection
  • More than 1 million erase/write cycles
  • Data retention > 200 years
  • Grade 1 Temperature Range: -40°C to 125°C
  • Qualified for Automotive Applications
  • Factory Programming Available
  • Available in PDIP-8, SOIC-8, MSOP-8, 2x3 DFN-8 and TSSOP-8
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Overview
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Development Environment
Similar Devices
RoHS Information
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Device Overview

Summary

The Microchip 93AA66C device is a 4Kb Microwire (3-wire) Serial EEPROM with hardware selectable word size using the ORG pin and a voltage operation range of 1.8 - 5.5V. Also available are the 93AA66A for dedicated 8-bit memory organization and the 93AA66B for dedicated 16-bit memory organization. The 93AA66C is optimized for use in consumer, industrial, and automotive applications where reliable and dependable nonvolatile memory storage is essential. The device is available in a variety of Pb-free packages including PDIP, SOIC, MSOP, DFN and TSSOP.

For product comparison, please consider: 93AA66A, 93AA66B

Additional Features
    • Industry Standard Microwire Serial I/O
    • Up to 3 MHz clock compatibility
    • ORG Pin to select word size
    • Automatic Erase All (ERAL) Before Write All (WRAL)
    • Self-Timed Erase and Write Cycles (6 ms max.)
    • Low Power Consumption:
      • Read current 100 uA (Typ), 1 mA (Max)
      • Write current 500 uA (Typ), 2 mA (Max)
      • Standby current 1 uA (Max at -40 to 85°C)
    • Software Write-Protection
    • More than 1 million erase/write cycles
    • Data retention > 200 years
    • Extended Temperature Range Available (Grade 1 as defined in AEC-Q100):
      • Grade 1 Temperature Range: -40°C to 125°C
    • Qualified for Automotive Applications
    • Factory Programming Available
    • Available in PDIP-8, SOIC-8, MSOP-8, 2x3 DFN-8 and TSSOP-8
Parametrics
Name
Value
Density
4K bits (x8 or x16)
Op. Volt Range (V)
1.8 to 5.5
Max. Clock Freq.
3 MHz
Page Size (bytes)
8
Temp Range (°C)
-40°C to +125°C
Endurance
1,000,000

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  • Socket: AC164301   PartNo: 93AA66C (8P)
  • Socket: AC164302   PartNo: 93AA66C (8SN)
  • Socket: AC164306   PartNo: 93AA66C (8ST)
  • Socket: AC164368   PartNo: 93AA66C (8MC)
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RoHS Information

Part Number
Device Weight (g)
Shipping Weight (Kg)
Lead Count
Package Type
Package Dimension
Solder Composition
JEDEC Indicator
RoHS
China EFUP
93AA66C/S15K
0.000000
1000.000
0
DICE
Varies
-
-
93AA66C/W15K
0.000000
1000.000
0
WAFER
Varies
-
-
93AA66C/WF15K
0.000000
1000.000
0
WAFER
Varies
-
-
93AA66C-I/MS
0.025600
0.070000
8
MSOP
3x3mm
Matte Tin
e3
93AA66CT-I/MS
0.025600
0.215600
8
MSOP
3x3mm
Matte Tin
e3
93AA66CT-I/MC
0.015600
0.130606
8
DFN
2x3x0.9mm
Matte Tin
e3
93AA66CT-I/MNY
0.014300
0.248485
8
TDFN
2x3x0.8mm
NiPdAu
e4
93AA66C-I/ST
0.033000
0.090000
8
TSSOP
4.4mm
Matte Tin
e3
93AA66CT-I/ST
0.033000
0.215600
8
TSSOP
4.4mm
Matte Tin
e3
93AA66C-I/SN
0.078000
0.250000
8
SOIC
.150In(3.90mm)
Matte Tin
e3
93AA66CT-I/SN
0.078000
0.230303
8
SOIC
.150In(3.90mm)
Matte Tin
e3
93AA66CX-I/SN
0.078000
0.250000
8
SOIC
.150In(3.90mm)
Matte Tin
e3
93AA66CXT-I/SN
0.078000
0.230303
8
SOIC
.150In(3.90mm)
Matte Tin
e3
93AA66C-I/P
0.486700
0.900000
8
PDIP
.300in
Matte Tin
e3
To see a complete listing of RoHS data for this device, please Click here
Shipping Weight = Device Weight + Packing Material weight. Please contact sales office if device weight is not available.

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