EEPROM Memory IC 1Kb (128 x 8) I²C, Single Wire 125kHz 4-WLCSP
Win Source Part Number: 1046227-AT21CS01-UUM
Category: Integrated Circuits (ICs)>Memory
Package: Tape & Reel (TR)
Standard Package: 5,000
Mounting: SMD (SMT)
Technology: EEPROM
Memory Type: Non-Volatile
Memory Size: 1Kb (128 x 8)
Voltage - Supply: 1.7V ~ 3.6V
Package / Case: 4-XFBGA, WLCSP
Supplier Device Package: 4-WLCSP
Temperature Range - Operating: -40°C ~ 85°C (TC)
Memory Format: EEPROM
Clock Frequency: 125 kHz
Write Cycle Time - Word, Page: 5ms
Memory Interface: I²C, Single Wire
ECCN: EAR99
Fake Threat In the Open Market: 48 pct.
MSL Level: 3 (168 Hours)
REACH Status: REACH Unaffected
HTSUS: 8542.32.0051
Mfr: Microchip Technology
Base Product Number: AT21CS01
IC EEPROM 1KBIT I2C 4WLCSP Product overview: AT21CS01-UUM0B-T from Microchip Technology is a Memory IC and Storage Component for data storage, firmware boot, embedded logging, industrial controllers, computing modules, and replacement sourcing. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include memory IC, Flash, SRAM, DRAM, storage module, Memory IC and Storage Component, Memory ICs Products. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 774-AT21CS01-UUM0B-T
IC EEPROM 1KBIT I2C 4WLCSP
IC EEPROM 1KBIT I2C 4WLCSP
EEPROM Memory IC 1Kbit I²C, Single Wire 125 kbps 4-WLCSP
IC EEPROM 1KBIT I2C 4WLCSP
| DigiKey | Win Source Electronics | ERSAELECTRONICS PTE. LTD. | ODG (Origin Data Global) | Lingto Electronic Limited | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|
| Product Category | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips |
| Product Number | AT21CS01-UUM0B-T-ND | 1046227-AT21CS01-UUM0B-T | 774-AT21CS01-UUM0B-T | AT21CS01-UUM0B-T | AT21CS01-UUM0B-T | AT21CS01-UUM0B-T | AT21CS01-UUM0B-T |
| Product Name | Memory | Integrated Circuits (ICs) - Memory | Memory IC and Storage Component | Memory | Memory | Memory | Integrated Circuits (ICs) - Memory |
| Memory Category | EEPROM | EEPROM; Non-Volatile | EEPROM; Non-Volatile | EEPROM; EEPROM | EEPROM; EEPROM | EEPROM; EEPROM | EEPROM; Non-Volatile |
| Operating Temperature | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | |
| Package Type | 4-XFBGA, WLCSP | BGA; CSP; Tape & Reel (TR) | 4-XFBGA, WLCSP | BGA; 4-XFBGA, WLCSP | BGA | ||
| Supply Voltage | 1.7V ~ 3.6V | 1.7V ~ 3.6V | -3.3V; 3.6V; 1.7V ~ 3.6V | 1.7V ~ 3.6V | 3.6V; 1.7V ~ 3.6V | 3.6V; 1.7V ~ 3.6V | |
| Cycle Time | 5.00E6 ns | 5.00E6 ns |
