S524A40X11/40X21/
40X41/60X81/60X51
1K/2K/4K/8K/16K-bit
Serial EEPROM for Low Power
Data Sheet
OVERVIEW
The S524A40X11/40X21/40X41/60X81/60X51 serial EEPROM has a 1,024/2,048/4,096/8,192/16,384-bit
capacity, supporting the standard I
2
C鈩?bus serial interface. It is fabricated using Samsung鈥檚 most advanced
CMOS technology. It has been developed for low power and low voltage applications (1.8 V to 5.5 V). One of its
major feature is a hardware-based write protection circuit for the entire memory area. Hardware-based write
protection is controlled by the state of the write-protect (WP) pin. Using one-page write mode, you can load up to
16 bytes of data into the EEPROM in a single write operation. Another significant feature of the
S524A40X11/40X21/40X41/60X81/60X51 is its support for fast mode and standard mode.
FEATURES
I C-Bus Interface
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Two-wire serial interface
Automatic word address increment
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2
Operating Characteristics
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Operating voltage
鈥?1.8 V to 5.5 V
Operating current
鈥?Maximum write current: < 3 mA at 5.5 V
鈥?Maximum read current: < 200
碌A
at 5.5 V
鈥?Maximum stand-by current: < 1
碌A
at 5.5 V
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Operating temperature range
鈥?鈥?25擄C to + 70擄C (commercial)
鈥?鈥?40擄C to + 85擄C (industrial)
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Operating clock frequencies
鈥?100 kHz at standard mode
鈥?400 kHz at fast mode
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Electrostatic discharge (ESD)
鈥?5,000 V (HBM)
鈥?500 V (MM)
Packages
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8-pin DIP, SOP, and TSSOP
EEPROM
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1K/2K/4K/8K/16K-bit
(128/256/512/1,024/2,048-byte) storage area
16-byte page buffer
Typical 3 ms write cycle time with
auto-erase function
Hardware-based write protection for the entire
EEPROM (using the WP pin)
EEPROM programming voltage generated
on chip
1,000,000 erase/write cycles
100 years data retention
1-1
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