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Microchip AT2 DataSheet

No. Partie # Fabricant Description Fiche Technique
1
AT21CS01

Microchip
EEPROM

• Low‑Voltage Operation:
  – AT21CS01 is self-powered via the 1.7V to 3.6V pull‑up voltage on the SI/O line
  – AT21CS11 is self-powered via the 2.7V to 4.5V pull‑up voltage on the SI/O line
• Internally Organized as 128 x 8 (1 Kbit)
• Industrial Tempera
Datasheet
2
AT24C08C

Microchip
I2C-Compatible (Two-Wire) Serial EEPROM

• Low-Voltage Operation:
  – VCC = 1.7V to 5.5V
• Internally Organized as 512 x 8 (4K) or 1,024 x 8 (8K)
• Industrial Temperature Range: -40°C to +85°C
• I2C-Compatible (Two-Wire) Serial Interface:
  – 100 kHz Standard mode, 1.7V to 5.5V
  – 400 kHz Fast m
Datasheet
3
AT25256B

Microchip
SPI Serial EEPROM

• Serial Peripheral Interface (SPI) Compatible
• Supports SPI Modes 0 (0,0) and 3 (1,1):
  – Data sheet describes mode 0 operation
• Low-Voltage Operation:
  – 1.8V (VCC = 1.8V to 5.5V)
• Industrial Temperature Range: -40°C to +85°C
• 20 MHz Clock Rate (
Datasheet
4
AT24CS04

Microchip
Serial EEPROM

• Low-Voltage Operation:
  – VCC = 1.7V to 5.5V
• Internally Organized as 512 x 8 (4K) or 1,024 x 8 (8K)
• 128-Bit Unique Factory-Programmed Serial Number
  – Permanent read-only value
  – Unique across entire CS Series of Serial EEPROMs
• Industrial Tempe
Datasheet
5
AT24C256C

Microchip
I2C Automotive Temperature Serial EEPROM

• Low-Voltage, Medium-Voltage Operation:
  – Grade 1, VCC = 2.5V to 5.5V
  – Grade 3, VCC = 1.7V to 5.5V
• Internally Organized as 16,384 x 8 (128K) or 32,768 x 8 (256K)
• Extended Temperature Range (Grade 1 and Grade 3 as defined in AEC-Q100):
  – Grade 1
Datasheet
6
AT24C01C

Microchip
I2C-Compatible (Two-Wire) Serial EEPROM

• Low-Voltage Operation:
  – VCC = 1.7V to 5.5V
• Internally Organized as 128 x 8 (1K) or 256 x 8 (2K)
• Industrial Temperature Range: -40°C to +85°C
• I2C-Compatible (Two-Wire) Serial Interface:
  – 100 kHz Standard mode, 1.7V to 5.5V
  – 400 kHz Fast mod
Datasheet
7
AT24C02C

Microchip
I2C-Compatible (Two-Wire) Serial EEPROM

• Low-Voltage Operation:
  – VCC = 1.7V to 5.5V
• Internally Organized as 128 x 8 (1K) or 256 x 8 (2K)
• Industrial Temperature Range: -40°C to +85°C
• I2C-Compatible (Two-Wire) Serial Interface:
  – 100 kHz Standard mode, 1.7V to 5.5V
  – 400 kHz Fast mod
Datasheet
8
AT24C64D

Microchip
Serial EEPROM

• Low-Voltage Operation:
  – VCC = 1.7V to 5.5V
• Internally Organized as 8,192 x 8 (64K)
• Industrial Temperature Range: -40°C to +85°C
• I2C-Compatible (Two-Wire) Serial Interface:
  – 100 kHz Standard mode, 1.7V to 5.5V
  – 400 kHz Fast mode, 1.7V to 5.
Datasheet
9
AT24CM01

Microchip
Serial EEPROM

• Low-Voltage and Standard Voltage Operation:
  – VCC = 1.7V to 5.5V
  – VCC = 2.5V to 5.5V
• Internally Organized as 131,072 x 8 (1M)
• Industrial Temperature Range: -40°C to +85°C
• I2C-Compatible (Two-Wire) Serial Interface:
  – 100 kHz Standard mode, 1
Datasheet
10
AT24CS08

Microchip
Serial EEPROM

• Low-Voltage Operation:
  – VCC = 1.7V to 5.5V
• Internally Organized as 512 x 8 (4K) or 1,024 x 8 (8K)
• 128-Bit Unique Factory-Programmed Serial Number
  – Permanent read-only value
  – Unique across entire CS Series of Serial EEPROMs
• Industrial Tempe
Datasheet
11
AT24CSW015

Microchip
Serial EEPROM

• Low-Voltage Operation:
  – VCC = 1.7V to 3.6V
• Internally Organized as 128 x 8 (1K) or 256 x 8 (2K)
• Software Write Protection of the EEPROM Array:
  – Five configuration options
  – Protection settings can be made permanent
• 256-Bit Security Register
Datasheet
12
AT24CSW010

Microchip
Serial EEPROM

• Low-Voltage Operation:
  – VCC = 1.7V to 3.6V
• Internally Organized as 128 x 8 (1K) or 256 x 8 (2K)
• Software Write Protection of the EEPROM Array:
  – Five configuration options
  – Protection settings can be made permanent
• 256-Bit Security Register
Datasheet
13
AT24C04C

Microchip
I2C-Compatible (Two-Wire) Serial EEPROM

• Low-Voltage Operation:
  – VCC = 1.7V to 5.5V
• Internally Organized as 512 x 8 (4K) or 1,024 x 8 (8K)
• Industrial Temperature Range: -40°C to +85°C
• I2C-Compatible (Two-Wire) Serial Interface:
  – 100 kHz Standard mode, 1.7V to 5.5V
  – 400 kHz Fast m
Datasheet
14
AT28HC256

Microchip
High-Speed Paged Parallel EEPROM

• Fast Read Access Time: 70 ns
• Automatic Page Write Operation:
  – Internal address and data latches for 64 bytes
  – Internal control timer
• Fast Write Cycle Time:
  – Page Write cycle time: 3 ms or 10 ms maximum
  – 1 to 64-byte Page Write operation
• L
Datasheet
15
AT24C01D

Microchip
Serial EEPROM

• Low-Voltage Operation:
  – VCC = 1.7V to 3.6V
• Internally Organized as 128 x 8 (1K) or 256 x 8 (2K)
• Industrial Temperature Range: -40°C to +85°C
• I2C-Compatible (Two-Wire) Serial Interface:
  – 100 kHz Standard mode, 1.7V to 3.6V
  – 400 kHz Fast mod
Datasheet
16
AT24C08D

Microchip
Serial EEPROM

• Low-Voltage Operation:
  – Vcc = 1.7V to 3.6V
• Internally Organized as 1,024 x 8 (8K)
• Industrial Temperature Range -40°C to +85°C
• I2C-Compatible (2-Wire) Serial Interface:
  – 100 kHz Standard mode, 1.7V to 3.6V
  – 400 kHz Fast mode, 1.7V to 3.6V
  –
Datasheet
17
AT24C128C

Microchip
I2C Automotive Temperature Serial EEPROM

• Low-Voltage, Medium-Voltage Operation:
  – Grade 1, VCC = 2.5V to 5.5V
  – Grade 3, VCC = 1.7V to 5.5V
• Internally Organized as 16,384 x 8 (128K) or 32,768 x 8 (256K)
• Extended Temperature Range (Grade 1 and Grade 3 as defined in AEC-Q100):
  – Grade 1
Datasheet
18
AT24C32D

Microchip
Serial EEPROM

• Low-Voltage and Standard-Voltage Operation:
  – VCC = 1.7V to 5.5V
• Internally Organized as 4,096 x 8 (32K)
• Industrial Temperature Range: -40°C to +85°C
• I2C-Compatible (2-Wire) Serial Interface:
  – 100 kHz Standard mode, 1.7V to 5.5V
  – 400 kHz Fa
Datasheet
19
AT24C64B

Microchip
Serial EEPROM

• Low-Voltage and Standard Voltage Operation:
  – 1.8V (VCC = 1.8V to 5.5V)
  – 2.7V (VCC = 2.7V to 5.5V)
• Internally Organized as 8,192 x 8 (64K)
• Industrial Temperature Range: -40°C to +85°C
• I2C-Compatible (Two-Wire) Serial Interface:
  – 100 kHz Sta
Datasheet
20
AT24C512C

Microchip
Serial EEPROM

• Low-Voltage and Standard-Voltage Operation:
  – VCC = 1.7V to 3.6V
  – VCC = 2.5V to 5.5V
• Internally Organized as 65,536 x 8 (512K)
• Industrial Temperature Range: -40°C to +85°C
• I2C-Compatible (Two-Wire) Serial Interface:
  – 100 kHz Standard mode,
Datasheet



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