2-wire Serial EEPROM S-24C32C/64C (32K/64K-bit)

The S-24C32C/64C is a 2-wire, low current consumption and wide range operation serial EEPROM. The S-24C32C/64C has the capacity of 32 K-bit and 64 K-bit, and the organization is 4096 words × 8-bit, 8192 words × 8-bit, respectively. Page write and sequential read are available.


Operating voltage range
Read: 1.6 V to 5.5 V
Write: 1.7 V to 5.5 V
Page write
32 bytes / page
Sequential read
Operation frequency
400 kHz (Vcc = 1.6 V to 5.5 V)
Write time
5.0 ms max.
Noise suppression
Schmitt trigger and noise filter on input pins (SCL, SDA)
Write protect function during the low power supply voltage
106cycles / word*1 (Ta = +25°C)
Data retention
100 years (Ta = +25°C)
Memory capacitance
S-24C32C: 32 K-bit
S-24C64C: 64 K-bit
Write protect
Initial shipment data
Lead-free (Sn 100%), halogen-free*2

*1. For each address (Word: 8-bit)
*2. Refer to “Product Name Structure” of the data sheet for details.