Microchip Technology Inc
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AT93C46D

1Kb Microwire (3-wire) Serial EEPROM

Status: In Production

Features:

  • User selectable 128 x 8 or 64 x 16 Organization (1 Kbit)
  • Industry Standard Microwire Serial I/O
  • Up to 2 MHz clock compatibility
  • Self-Timed Erase and Write Cycles (5 ms max.)
  • Read current 0.5 mA (Typ), 2.0 mA (Max)
  • Write current 0.5 mA (Typ),2.0 mA (Max)
  • Standby current 10.0 uA (Typ), 15.0 uA (Max)
  • Software Write-Protection
  • More than 1 million erase/write cycles
  • Data retention > 100 years
  • Grade 1 Temperature Range: -40°C to 125°C
  • Qualified for Automotive Applications
  • Factory Programming Available
  • Available in 8-pin SOIC (150 mil), 8-pin TSSOP, 8-pad UDFN, 8-pin PDIP, and 8-ball VFBGA packages
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Overview
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RoHS Information
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Device Overview

Summary

The Microchip AT93C46D is a 1 Kb Microwire (3-wire) Serial EEPROM organized as either 128 x 8 or 64 x 16, selectable in hardware using the ORG pin. The device is optimized for use in consumer, industrial, and automotive applications where reliable and dependable nonvolatile memory storage is essential. The EEPROM is available in a variety of space-saving packaging options.

Additional Features
    • User selectable 128 x 8 or 64 x 16 Organization (1 Kbit)
    • Industry Standard Microwire Serial I/O
    • Up to 2 MHz clock compatibility
    • Self-Timed Erase and Write Cycles (5 ms max.)
    • Low Power Consumption
      • Read current 0.5 mA (Typ), 2.0 mA (Max)
      • Write current 0.5 mA (Typ),2.0 mA (Max)
      • Standby current 10.0 uA (Typ), 15.0 uA (Max)
    • Software Write-Protection
    • More than 1 million erase/write cycles
    • Data retention > 100 years
    • Extended Temperature Ranges 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 8-pin SOIC (150 mil), 8-pin TSSOP, 8-pad UDFN, 8-pin PDIP, and 8-ball VFBGA packages
Parametrics
Name
Value
Density
1K bits (x8 or x16)
Op. Volt Range (V)
1.8 to 5.5
Max. Clock Freq.
2 MHz
Temp Range (°C)
-40°C to +125°C
Endurance
1,000,000

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RoHS Information

Part Number
Device Weight
Shipping Weight
Lead Count
Package Type
Package Width
Solder Composition
JEDEC Indicator
RoHS
China EFUP
AT93C46D-PU
0.486700
0.900000
8
PDIP
.300in
Matte Tin
e3
Rohs icon
efup china icon
AT93C46DN-SH-T
0.078000
0.230303
8
SOIC
.150In(3.90mm)
Matte Tin
e3
Rohs icon
efup china icon
AT93C46DN-SH-B
0.075000
0.163265
8
SOIC
3.90mm(.150in)
NiPdAu
e4
Rohs icon
efup china icon
AT93C46DN-SH-T-989
0.075000
0.250000
8
SOIC
3.90mm(.150in)
NiPdAu
e4
Rohs icon
efup china icon
AT93C46D-TH-B
0.035800
0.190000
8
TSSOP
4.4mm
NiPdAu
e4
Rohs icon
efup china icon
AT93C46D-TH-T
0.035800
0.199200
8
TSSOP
4.4mm
NiPdAu
e4
Rohs icon
efup china icon
AT93C46DY6-YH-E
0.009600
0.538600
8
UDFN
2x3x0.6mm
NiPdAu
e4
Rohs icon
efup china icon
AT93C46DY6-YH-T
0.009600
0.538600
8
UDFN
2x3x0.6mm
NiPdAu
e4
Rohs icon
efup china icon
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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