
Overview
The BL24SA128B-CSRC is an EEPROM made by BL in a WLCSP-4 package with 4 pins. -40℃~+85℃ 1,000,000 cycles 1.7V~3.6V 1.9ms 100 Years 128Kbit 1MHz I2C Noise suppression function、Software write protection function WLCSP-4 EEPROM ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:BL24SA128AA2-CS, from EasyEDA) and its footprint (EasyEDA_Cloud:WLCSP-4_L0.7-W0.8-R2-C2-P0.40-S0.50-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C841404).
Symbol
Footprint
Parameters
12- Access Time
- 0.45us, 0.9us
- Clock Frequency
- 1MHz
- Data Retention - TDR (Year)
- 100 Years
- Features
- Noise suppression function, Software write protection function
- Interface
- I2C
- Memory Size
- 128Kbit
- Operating Current
- 0.28mA
- Operating Temperature
- -40℃~+85℃
- Standby Current
- 0.03uA
- Voltage - Supply
- 1.7V~3.6V
- Write Cycle Endurance
- 1,000,000 cycles
- Write Cycle Time(Tw)
- 1.9ms
Order codes
1- BL24SA128B-CSRCLCSC C841404
Pinout
4| Pin | Name | Type |
|---|---|---|
| A1 | VCC | Unspecified |
| A2 | SCL | Unspecified |
| B1 | SDA | Unspecified |
| B2 | GND | Unspecified |
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Is there a KiCad symbol and footprint for the BL24SA128B-CSRC?
Yes. The symbol is EasyEDA_Cloud:BL24SA128AA2-CS and the footprint EasyEDA_Cloud:WLCSP-4_L0.7-W0.8-R2-C2-P0.40-S0.50-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the BL24SA128B-CSRC?
WLCSP-4, with 4 pins. Its footprint is drawn on this page.
Where is the BL24SA128B-CSRC datasheet?
BL publishes it: the Datasheet link on this page opens it.
Where can I order the BL24SA128B-CSRC?
JLCPCB lists it as part C841404, with 0 in stock; the sellers' links on this page open their listings.
What can replace the BL24SA128B-CSRC?
Parts like it in the library: the M24C64-RMN6TP by STMicroelectronics, the 24C02S(XBLW) by XBLW, the M24512-RMN6TP by STMicroelectronics and the AT24C08C-SSHM-T by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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