2-WIRE SERIAL E2PROM

The S-24C256C is a 2-wire, low current consumption and wide range operation serial E2PROM. The S-24C256C has the capacity of 256 K-bit, and the organization is 32768 words × 8-bit. Page write and sequential read are available.

Features

• Operating voltage range Read: 1.6 V to 5.5 V

Write: 1.7 V to 5.5 V

• Page write: 64 bytes / page

• Sequential read

• Operation frequency: 1.0 MHz (VCC = 2.5 V to 5.5 V)

400 kHz (VCC = 1.6 V to 2.5 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

• Endurance: 106cycles / unit*1 (Ta = +25°C)

• Data retention: 100 years (Ta = +25°C)

• Memory capacity: 256 K-bit

• Write protect: 100

• Initial shipment data: FFh

• Lead-free (Sn 100), halogen-free*2

*1. For each unit (unit: the 4 bytes with the same address of W14 to W2)

*2. Refer to “■ Product Name Structure” for details.