Specifications| Grade | Standard | | I/F | SPI BUS | | Density [bit] | 32K | | Bit Format [Word x Bit] | 4K x 8 | | Package | TSSOP-B8 | | Operating Temperature (Min.)[°C] | -40 | | Operating Temperature (Max.)[°C] | 85 | | Vcc(Min.)[V] | 1.6 | | Vcc(Max.)[V] | 5.5 | | Circuit Current (Max.)[mA] | 2.0 | | Standby Current (Max.)[μA] | 0.1 | | Write Cycle (Max.)[ms] | 5.0 | | Input Frequency (Max.)[Hz] | 20M | | Endurance (Max.)[Cycle] | 106 | | Data Retention (Max.)[Year] | 100 |
| Technical DocumentsFeatures- High Speed Clock Action up to 20MHz (Max)
- Wait Function by HOLDB Terminal
- Part or Whole of Memory Arrays Settable as Read only Memory Area by Program
- 1.6V to 5.5V Single Power Source Operation Most Suitable for Battery Use.
- Up to 32 Bytes in Page Write Mode.
- For SPI Bus Interface (CPOL, CPHA) = (0, 0), (1, 1)
- Self-timed Programming Cycle
- Low Current Consumption
- At Write Action (5V) : 0.5mA (Typ)
- At Read Action (5V) : 2.0mA (Typ)
- At Standby Action (5V) : 0.1µA (Typ)
- Address Auto Increment Function at Read Action
- Prevention of Write Mistake
- Write Prohibition at Power On
- Write Prohibition by Command Code (WRDI)
- Write Prohibition by WPB Pin
- Write Prohibition Block Setting by Status Registers (BP1, BP0)
- Prevention of Write Mistake at Low Voltage
- More than 100 years Data Retention.
- More than 1 Million Write Cycles.
- Bit Format 4K～8
- Initial Delivery Data
Memory Array: FFh
Status Register: WPEN, BP1, BP0 : 0
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