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Part Number Manufacturer / Brand Brife Description Part StatusMemory TypeMemory FormatTechnologyMemory SizeClock FrequencyWrite Cycle Time - Word, PageAccess TimeMemory InterfaceVoltage - SupplyOperating TemperatureMounting TypePackage / CaseSupplier Device Package
AT24C1024B-TH25-B
 Microchip Technology IC EEPROM 1M I2C 1MHZ 8TSSOP ObsoleteNon-VolatileEEPROMEEPROM1Mb (128K x 8)1MHz5ms550nsI²C2.5 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
AT24C1024B-TH-B
 Microchip Technology IC EEPROM 1M I2C 1MHZ 8TSSOP ObsoleteNon-VolatileEEPROMEEPROM1Mb (128K x 8)1MHz5ms550nsI²C1.8 V ~ 3.6 V-40°C ~ 85°C (TA)Surface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
AT24C1024BW-SH-B
 Microchip Technology IC EEPROM 1M I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM1Mb (128K x 8)1MHz5ms550nsI²C1.8 V ~ 3.6 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.209", 5.30mm Width)8-SOIC
AT24C256BN-SH-B
 Microchip Technology IC EEPROM 256K I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM256Kb (32K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
AT24C256B-PU
 Microchip Technology IC EEPROM 256K I2C 1MHZ 8DIP ObsoleteNon-VolatileEEPROMEEPROM256Kb (32K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Through Hole8-DIP (0.300", 7.62mm)8-PDIP
AT24C256B-TH-B
 Microchip Technology IC EEPROM 256K I2C 1MHZ 8TSSOP ObsoleteNon-VolatileEEPROMEEPROM256Kb (32K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
AT24C256BW-SH-B
 Microchip Technology IC EEPROM 256K I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM256Kb (32K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.209", 5.30mm Width)8-SOIC
AT24C512BN-SH25-B
 Microchip Technology IC EEPROM 512K I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM512Kb (64K x 8)1MHz5ms550nsI²C2.5 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
AT24C512BN-SH-B
 Microchip Technology IC EEPROM 512K I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM512Kb (64K x 8)1MHz5ms900nsI²C1.8 V ~ 3.6 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
AT25FS040N-SH27-B
 Microchip Technology IC FLASH 4M SPI 50MHZ 8SOIC ObsoleteNon-VolatileFLASHFLASH4Mb (512K x 8)50MHz50µs
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SPI2.7 V ~ 3.6 V-40°C ~ 85°C (TC)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
AT34C02CN-SH-B
 Microchip Technology IC EEPROM 2K I2C 400KHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM2Kb (256 x 8)400kHz5ms900nsI²C1.7 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
AT34C02C-TH-B
 Microchip Technology IC EEPROM 2K I2C 400KHZ 8TSSOP ObsoleteNon-VolatileEEPROMEEPROM2Kb (256 x 8)400kHz5ms900nsI²C1.7 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
AT49BV160S-70CU
 Microchip Technology IC FLASH 16M PARALLEL 64CBGA ObsoleteNon-VolatileFLASHFLASH16Mb (1M x 16)
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70nsParallel2.65 V ~ 3.6 V-40°C ~ 85°C (TC)Surface Mount64-VBGA, CSPBGA64-CBGA (9x10)
AT49BV160ST-70CU
 Microchip Technology IC FLASH 16M PARALLEL 64CBGA ObsoleteNon-VolatileFLASHFLASH16Mb (1M x 16)
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70nsParallel2.65 V ~ 3.6 V-40°C ~ 85°C (TC)Surface Mount64-VBGA, CSPBGA64-CBGA (9x10)
AT49BV320D-70CU
 Microchip Technology IC FLASH 32M PARALLEL 47CBGA ObsoleteNon-VolatileFLASHFLASH32Mb (2M x 16)
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120µs70nsParallel2.65 V ~ 3.6 V-40°C ~ 85°C (TC)Surface Mount47-VFBGA, CSBGA47-CBGA (7x10)
AT49SV322D-80TU
 Microchip Technology IC FLASH 32M PARALLEL 48TSOP ObsoleteNon-VolatileFLASHFLASH32Mb (2M x 16)
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70ns80nsParallel1.65 V ~ 1.95 V-40°C ~ 85°C (TC)Surface Mount48-TFSOP (0.724", 18.40mm Width)48-TSOP
AT93C56AW-10SU-2.7
 Microchip Technology IC EEPROM 2K SPI 2MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM2Kb (256 x 8, 128 x 16)2MHz10ms
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SPI2.7 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.209", 5.30mm Width)8-SOIC
AT24C04B-TH-T
 Microchip Technology IC EEPROM 4K I2C 1MHZ 8TSSOP ObsoleteNon-VolatileEEPROMEEPROM4Kb (512 x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
AT24C04B-TSU-T
 Microchip Technology IC EEPROM 4K I2C 1MHZ SOT23-5 ObsoleteNon-VolatileEEPROMEEPROM4Kb (512 x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface MountSOT-23-5 Thin, TSOT-23-5SOT-23-5
AT24C04BN-SH-T
 Microchip Technology IC EEPROM 4K I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM4Kb (512 x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
AT24C04BY6-YH-T
 Microchip Technology IC EEPROM 4K I2C 1MHZ 8MINI MAP ObsoleteNon-VolatileEEPROMEEPROM4Kb (512 x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-UFDFN Exposed Pad8-Mini Map (2x3)
AT24C08B-TH-T
 Microchip Technology IC EEPROM 8K I2C 1MHZ 8TSSOP ObsoleteNon-VolatileEEPROMEEPROM8Kb (1K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
AT24C08B-TSU-T
 Microchip Technology IC EEPROM 8K I2C 1MHZ SOT23-5 ObsoleteNon-VolatileEEPROMEEPROM8Kb (1K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface MountSOT-23-5 Thin, TSOT-23-5SOT-23-5
AT24C08BN-SH-T
 Microchip Technology IC EEPROM 8K I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM8Kb (1K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
AT24C08BY6-YH-T
 Microchip Technology IC EEPROM 8K I2C 1MHZ 8MINI MAP ObsoleteNon-VolatileEEPROMEEPROM8Kb (1K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-UFDFN Exposed Pad8-Mini Map (2x3)
AT24C128BW-SH-T
 Microchip Technology IC EEPROM 128K I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM128Kb (16K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
AT24C16B-TSU-T
 Microchip Technology IC EEPROM 16K I2C 1MHZ SOT23-5 ObsoleteNon-VolatileEEPROMEEPROM16Kb (2K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface MountSOT-23-5 Thin, TSOT-23-5SOT-23-5
AT24C256B-TH-T
 Microchip Technology IC EEPROM 256K I2C 1MHZ 8TSSOP ObsoleteNon-VolatileEEPROMEEPROM256Kb (32K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
AT24C256BN-SH-T
 Microchip Technology IC EEPROM 256K I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM256Kb (32K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
AT24C256BW-SH-T
 Microchip Technology IC EEPROM 256K I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM256Kb (32K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.209", 5.30mm Width)8-SOIC
AT24C512BW-SH-T
 Microchip Technology IC EEPROM 512K I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM512Kb (64K x 8)1MHz5ms900nsI²C1.8 V ~ 3.6 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.209", 5.30mm Width)8-SOIC
AT24C512BW-SH25-T
 Microchip Technology IC EEPROM 512K I2C 1MHZ 8SOIC ObsoleteNon-VolatileEEPROMEEPROM512Kb (64K x 8)1MHz5ms550nsI²C2.5 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.209", 5.30mm Width)8-SOIC
AT24C512BY7-YH-T
 Microchip Technology IC EEPROM 512K I2C 1MHZ 8SAP ObsoleteNon-VolatileEEPROMEEPROM512Kb (64K x 8)1MHz5ms900nsI²C1.8 V ~ 3.6 V-40°C ~ 85°C (TA)Surface Mount8-UDFN Exposed Pad8-SAP (4.9x6.0)
AT24C512BY7-YH25-T
 Microchip Technology IC EEPROM 512K I2C 1MHZ 8SAP ObsoleteNon-VolatileEEPROMEEPROM512Kb (64K x 8)1MHz5ms550nsI²C2.5 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-UDFN Exposed Pad8-SAP (4.9x6.0)
AT24C64CY6-YH-T
 Microchip Technology IC EEPROM 64K I2C 1MHZ 8MINIMAP ObsoleteNon-VolatileEEPROMEEPROM64Kb (8K x 8)1MHz5ms550nsI²C1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-UFDFN Exposed Pad8-Mini Map (2x3)
AT25080AY6-10YH-1.8
 Microchip Technology IC EEPROM 8K SPI 20MHZ 8MINIMAP ObsoleteNon-VolatileEEPROMEEPROM8Kb (1K x 8)20MHz5ms
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SPI1.8 V ~ 5.5 V-40°C ~ 85°C (TA)Surface Mount8-UFDFN Exposed Pad8-Mini Map (2x3)
AT25FS010N-SH27-T
 Microchip Technology IC FLASH 1M SPI 50MHZ 8SOIC ObsoleteNon-VolatileFLASHFLASH1Mb (128K x 8)50MHz50µs
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SPI2.7 V ~ 3.6 V-40°C ~ 85°C (TC)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
AT25FS010Y7-YH27-T
 Microchip Technology IC FLASH 1M SPI 50MHZ 8SAP ObsoleteNon-VolatileFLASHFLASH1Mb (128K x 8)50MHz50µs
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SPI2.7 V ~ 3.6 V-40°C ~ 85°C (TC)Surface Mount8-UDFN Exposed Pad8-SAP (4.9x6.0)
AT25FS040N-SH27-T
 Microchip Technology IC FLASH 4M SPI 50MHZ 8SOIC ObsoleteNon-VolatileFLASHFLASH4Mb (512K x 8)50MHz50µs
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SPI2.7 V ~ 3.6 V-40°C ~ 85°C (TC)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
AT25FS040Y7-YH27-T
 Microchip Technology IC FLASH 4M SPI 50MHZ 8SAP ObsoleteNon-VolatileFLASHFLASH4Mb (512K x 8)50MHz50µs
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SPI2.7 V ~ 3.6 V-40°C ~ 85°C (TC)Surface Mount8-UDFN Exposed Pad8-SAP (4.9x6.0)
AT27BV1024-12JU
 Microchip Technology IC EPROM 1M PARALLEL 44PLCC ObsoleteNon-VolatileEPROMEPROM - OTP1Mb (64K x 16)
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120nsParallel2.7 V ~ 3.6 V, 4.5 V ~ 5.5 V-40°C ~ 85°C (TC)Surface Mount44-LCC (J-Lead)44-PLCC (16.59x16.59)
AT27C020-55TU
 Microchip Technology IC EPROM 2M PARALLEL 32TSOP ObsoleteNon-VolatileEPROMEPROM - OTP2Mb (256K x 8)
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55nsParallel4.5 V ~ 5.5 V-40°C ~ 85°C (TC)Surface Mount32-TFSOP (0.724", 18.40mm Width)32-TSOP
AT27C2048-55PU
 Microchip Technology IC EPROM 2M PARALLEL 40DIP ObsoleteNon-VolatileEPROMEPROM - OTP2Mb (128K x 16)
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55nsParallel4.5 V ~ 5.5 V-40°C ~ 85°C (TC)Through Hole40-DIP (0.600", 15.24mm)40-PDIP
AT27C256R-70TU
 Microchip Technology IC EPROM 256K PARALLEL 28TSOP ObsoleteNon-VolatileEPROMEPROM - OTP256Kb (32K x 8)
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70nsParallel4.5 V ~ 5.5 V-40°C ~ 85°C (TC)Surface Mount28-TSSOP (0.465", 11.80mm Width)28-TSOP
AT27C4096-55PU
 Microchip Technology IC EPROM 4M PARALLEL 40DIP ObsoleteNon-VolatileEPROMEPROM - OTP4Mb (256K x 16)
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55nsParallel4.5 V ~ 5.5 V-40°C ~ 85°C (TC)Through Hole40-DIP (0.600", 15.24mm)40-PDIP
AT27C512R-70TU
 Microchip Technology IC EPROM 512K PARALLEL 32PLCC ObsoleteNon-VolatileEPROMEPROM - OTP512Kb (64K x 8)
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70nsParallel4.5 V ~ 5.5 V-40°C ~ 85°C (TC)Surface Mount32-LCC (J-Lead)32-PLCC
AT27C516-45JU
 Microchip Technology IC EPROM 512K PARALLEL 44PLCC ObsoleteNon-VolatileEPROMEPROM - OTP512Kb (32K x 16)
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45nsParallel4.5 V ~ 5.5 V-40°C ~ 85°C (TC)Surface Mount44-LCC (J-Lead)44-PLCC (16.59x16.59)
AT28C010-12PU
 Microchip Technology IC EEPROM 1M PARALLEL 32DIP ObsoleteNon-VolatileEEPROMEEPROM1Mb (128K x 8)
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10ms120nsParallel4.5 V ~ 5.5 V-40°C ~ 85°C (TC)Through Hole32-DIP (0.600", 15.24mm)32-DIP
AT28C010E-12PU
 Microchip Technology IC EEPROM 1M PARALLEL 32DIP ObsoleteNon-VolatileEEPROMEEPROM1Mb (128K x 8)
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10ms120nsParallel4.5 V ~ 5.5 V-40°C ~ 85°C (TC)Through Hole32-DIP (0.600", 15.24mm)32-DIP
AT28C010E-15PU
 Microchip Technology IC EEPROM 1M PARALLEL 32DIP ObsoleteNon-VolatileEEPROMEEPROM1Mb (128K x 8)
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10ms150nsParallel4.5 V ~ 5.5 V-40°C ~ 85°C (TC)Through Hole32-DIP (0.600", 15.24mm)32-DIP
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