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Product Buy Status Documents 5K Pricing Automotive Recommended IDType Density Vcc Range Write Protect Page Size (Bytes) Max. Clock Freq. Write Cycle(ms) Cascade Endurance E/W Cycles Temp. Range Pb-Free Available Packages
11AA02UID In Production $0.25 No 32-bit to 128-bit Serial Number (part of density) 2K bit (x8) 1.8 - 5.5 Quarter Array 16 100 kHz 5 No 1,000,000 -40°C to +85°C No 8/SOIC, 3/SOT-23
24AA025UID In Production $0.20 No 32-bit to 128-bit Serial Number (part of density) 2K bits (x8) 1.7 - 5.5 Half Array 16 400 kHz 5 8 1,000,000 -40°C to +85°C No 8/SOIC, 6/SOT-23, 8/PDIP
24AA02UID In Production $0.17 No 32-bit to 128-bit Serial Number (part of density) 2K bits (x8) 1.7 - 5.5 Half Array 8 400 kHz 5 No 1,000,000 -40°C to +85°C No 8/SOIC, 5/SOT-23, 8/PDIP
24AA256UID In Production $0.68 No EUI-48, EUI-64 and 32-bit Serial Number (part of density) 256K bits (x8) 1.7 - 5.5 Quarter Array 64 400 kHz 5 8 1,000,000 -40°C to +85°C Yes 8/TSSOP, 8/SOIC, 8/PDIP
25AA02UID In Production $0.30 No 32-bit to 128-bit Serial Number (part of density) 2 Kbit (x8) 1.8 - 5.5 Quarter Array 16 10 MHz 5 No 1,000,000 -40°C to +85°C No 8/SOIC, 6/SOT-23
AT21CS01 In Production $0.15 No 64-bit Serial Number (extra bits) and 128-bit Tracking Number (extra bits) 1K bits (x8) 1.7 - 3.6 8 125 kbps 5 8 1,000,000 -40°C to +85°C Yes 4/WLCSP, 8/UDFN, 8/SOIC,
2/XSFN, 3/SOT-23
AT21CS11 In Production $0.15 No 64-bit Serial Number (extra bits) and 128-bit Tracking Number (extra bits) 1K bits (x8) 2.7 - 4.5 8 125 kbps 5 8 1,000,000 -40°C to +85°C Yes 8/SOIC, 2/XSFN, 3/SOT-23
AT24CS01 In Production $0.14 No 128-bit Serial Number (extra bits) 1K bits 1.7 - 5.5 Whole Array 8 1 MHz 5 8 1,000,000 -40°C to +85°C Yes 8/TSSOP, 8/UDFN, 5/TSOT,
8/SOIC
AT24CS02 In Production $0.14 No 128-bit Serial Number (extra bits) 2K bits 1.7 - 5.5 Whole Array 8 1 MHz 5 8 1,000,000 -40°C to +85°C Yes 8/TSSOP, 8/UDFN, 5/TSOT,
8/SOIC
AT24CS04 In Production $0.16 No 128-bit Serial Number (extra bits) 4K bits 1.7 - 5.5 Whole Array 16 1 MHz 5 4 1,000,000 -40°C to +85°C Yes 8/TSSOP, 8/UDFN, 5/TSOT,
8/SOIC
AT24CS08 In Production $0.18 No 128-bit Serial Number (extra bits) 8K bits 1.7 - 5.5 Whole Array 16 1 MHz 5 2 1,000,000 -40°C to +85°C Yes 8/TSSOP, 8/UDFN, 5/TSOT,
8/SOIC
AT24CS16 In Production $0.21 No 128-bit Serial Number (extra bits) 16K bits 1.7 - 5.5 Whole Array 16 1 MHz 5 No 1,000,000 -40°C to +85°C Yes 8/TSSOP, 8/UDFN, 5/TSOT,
8/SOIC
AT24CS32 In Production $0.24 No 128-bit Serial Number (extra bits) 32K bits 1.7 - 5.5 Whole Array 32 1 MHz 5 8 1,000,000 -40°C to +85°C Yes 8/TSSOP, 8/UDFN, 5/TSOT,
8/SOIC
AT24CS64 In Production $0.29 No 128-bit Serial Number (extra bits) 64K bits 1.7 - 5.5 Whole Array 32 1 MHz 5 8 1,000,000 -40°C to +85°C Yes 8/TSSOP, 8/UDFN, 8/SOIC
AT24CSW010 In Production $0.15 No 128-bit Serial Number (extra bits) and 128-bit Tracking Number (extra bits) 1k bits (x8) 1.7 - 3.6 16 1 MHz 5 8 1,000,000 -40°C to +85°C Yes 4/WLCSP
AT24CSW020 In Production $0.17 No 128-bit Serial Number (extra bits) and 128-bit Tracking Number (extra bits) 2k bits (x8) 1.7 - 3.6 16 1 MHz 5 8 1,000,000 -40°C to +85°C Yes 4/WLCSP
AT24CSW040 In Production $0.20 No 128-bit Serial Number (extra bits) and 128-bit Tracking Number (extra bits) 4k bits (x8) 1.7 - 3.6 16 1 MHz 5 8 1,000,000 -40°C to +85°C Yes 4/WLCSP
AT24CSW080 In Production $0.23 No 128-bit Serial Number (extra bits) and 128-bit Tracking Number (extra bits) 8k bits (x8) 1.7 - 3.6 16 1 MHz 5 8 1e+006 -40°C to +85°C Yes 4/WLCSP
5K pricing is for budgetary use only, shown in United States dollars. The prices are representative and do not reflect final pricing. Contact your local Microchip sales representative or distributor for volume and / or discount pricing.

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Product
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Status
Documents
5K Pricing
Automotive Recommended
IDType
Density
Vcc Range
Write Protect
Page Size (Bytes)
Max. Clock Freq.
Write Cycle(ms)
Cascade
Endurance E/W Cycles
Temp. Range
Pb-Free Available
Packages