R1EX24xxx series are two-wire serial interface EEPROM (Electrically Erasable and Programmable ROM). They realize High-Speed, low power consumption and a high level of reliability by employing advanced MONOS memory technology and CMOS process and low voltage circuitry technology. They also have a 32-byte page programming function to make their write operation faster.

Features

  • Single supply: 1.8 V to 5.5 V
  • Two-wire serial interface (I²C serial bus)
  • Clock frequency: 400 kHz
  • Power dissipation: Standby: 2.0 μA (max) Active (Read): 1.0 mA (max) Active (Write): 3.0 mA (max)
  • Automatic page write: 32-byte/page
  • Write cycle time: 5 ms
  • Endurance: 1,000k or more Cycles @ 25°C
  • Data retention: 100 or more Years @ 25°C
  • Small size packages: SOP-8pin, TSSOP-8pin
  • Shipping tape and reel TSSOP 8-pin: 3,000 IC/reel SOP 8-pin: 2,500 IC/reel
  • Temperature range: −40 to +85°C
  • Lead free products. (#U0, #S0)
  • Halogen free products. (#U0)

Product Options

Orderable Part ID Part Status Type Carrier Type Buy Sample
Active
Availability
Active
Availability

Documentation & Downloads

Title Other Languages Type Format File Size Date
Datasheets & Errata
R1EX24064ASAS0I/R1EX24064ATAS0I Datasheet (Two-wire serial interface / 64k EEPROM (8-kword x 8-bit) ) 日本語 Datasheet PDF 305 KB
User Guides & Manuals
EEPROM Part Number Guide Guide PDF 187 KB
Application Notes & White Papers
RX Family, RL78 Family, 78K0R/Kx3-L Renesas R1EX25xxx Series Serial EEPROM Control Software 日本語 Application Note PDF 1.79 MB
RX62N Group Clock Synchronous Single Master Control Software Using the RSPI 日本語 Application Note PDF 257 KB
78K0R/Kx3-L Clock Synchronous Single Master Control Software Using CSI Mode of Serial Array Unit 日本語 Application Note PDF 252 KB
RX610 Group Clock Synchronous Single Master Control Software Using the SCI 日本語 Application Note PDF 202 KB
Serial EEPROM of HN58X25xxx Series Control Using Exclusive Clock Synchronous Serial I/O (SI/O) of M16C Application Note PDF 147 KB
Serial EEPROM of HN58X25xxx Series Control Using Clock Synchronous Serial I/O (UART) of M16C Application Note PDF 228 KB
Serial EEPROM of HN58X25xxx Series Control Using Clock Synchronous SCI of Renesas SH Application Note PDF 189 KB
PCNs & PDNs
Unification of a JEDEC tray and a embossed carrier tape for LQFP package (Additional Information & Correction) 日本語 Product Change Notice PDF 4.86 MB
Unification of a JEDEC tray and a embossed carrier tape for LQFP package 日本語 Product Change Notice PDF 3.74 MB
Unification of a JEDEC tray and a embossed carrier tape for LQFP package 日本語 Product Change Notice PDF 1.46 MB
Downloads
- RX Family, RL78 Family, 78K0R/Kx3-L Renesas R1EX25xxx Series Serial EEPROM Control Software 日本語 Sample Code ZIP 1.80 MB
- RX62N Group Clock Synchronous Single Master Control Software Using the RSPI Sample Code ZIP 284 KB
- RX62Nグループ RSPI を使ったクロック同期式シングルマスタ制御ソフトウェア Sample Code ZIP 336 KB
- 78K0R/Kx3-L Clock Synchronous Single Master Control Software Using CSI Mode of Serial Array Unit Ver.2.02 日本語 Sample Code ZIP 236 KB
- RX610 Group Clock Synchronous Single Master Control Software Using the SCI 日本語 Sample Code ZIP 203 KB
- Serial EEPROM HN58X25xxx Series Sample Program M16C(SI/O) Sample Code ZIP 149 KB
- Serial EEPROM HN58X25xxx Series Sample Program M16C(UART) Sample Code ZIP 272 KB
Other
Renesas Semiconductor Lead-Free Packages Brochure PDF 1.32 MB