AT34C04-MA5M-E by Microchip Technology

4Kb I2C compatible Serial Present Detect (SPD) Serial EEPROM for DDR4 DIMM modules

Status: Active
Series: AT34C04
RoHS: Compliant
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The Microchip AT34C04 is a 4 Kb Serial EEPROM utilizing an I2C (2-wire) serial interface. The device is organized as one block of 512 x 8 and is optimized for use in consumer and industrial applications where reliable and dependable nonvolatile memory storage is essential. The EEPROM is available in a variety of space-saving packaging options with an operating range of 1.7 to 3.6V.

The AT34C04 is tailored specifically for DRAM memory modules with Serial Presence Detect (SPD). The device incorporates a Reversible Software Write Protection (RSWP) feature enabling the capability to selectively write protect any or all of the four 128-byte quadrants.

Prices starting from US$0.26


Distributor Starting From Stock
Logo for Microchip Technology Microchip Technology US$0.26
15,000
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Logo for Newark Electronics Newark Electronics US$0.29
-
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Logo for Avnet America Avnet America US$0.33
-
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Logo for Avnet Silica Avnet Silica -
-
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Features

512 x 8 (4 Kbit)
400 kHz and 1 MHz clock compatibility
Supports up to 8 devices on the bus
JEDEC JC42.4 (EE1004-v) Serial Presence Detect (SPD) Compliant
Individually reversible software write protection on all four 128-byte quadrants
Software procedure to verify each quadrant’s write protection status
Self-Timed Erase and Write Cycles (5 ms max.)
Read current 0.4 mA (Typ), 1 mA (Max)
Write current 1.5 mA (Typ), 3 mA (Max)
Standby current 4 uA (Max)
Hardware Write-Protect Pin
More than 1 million erase/write cycles
Data retention > 100 years
Available in 8-lead JEDEC SOIC, 8-lead TSSOP, and 8-pad UDFN

Specifications

Density (Organization) 4K bits
Operating Voltage Min. (V) 1.7
Oper Voltage Max (V) 3.6
Max. Clock Freq. 1 MHz
Page Size (bytes) 16
Write Protected False
Write Protect Scheme Software Configurable
Endurance 1,000,000
Data Retention (Years) 0
Battery Backup False
Pins | Packaging 8 | UDFN
Temp Range -20C to +125C
Packing Media Tape and reel (15000)

Environmental Information

JEDEC Indicator e4
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.0096
Shipping Weight (kg) 0.084
Lead Count 8
Package Type UDFN
Package Width or Size 2x3x0.6mm
Soldering Composition NiPdAu

Alternative Descriptions

1.7-3.6V, 1MHz, Ext Tmp, 8-UDFN | Microchip Technology
1.7-3.6V, 1Mhz, Ext Tmp, 8-Udfn 8 Udfn 2X3X0.6Mm T/R Rohs Compliant: Yes |Microchip AT34C04-MA5M-E | Newark Electronics
EEPROM Serial-I2C 4K-bit 512 x 8 1.8V/2.5V/3.3V 8-Pin UDFN T/R | Avnet America
EEPROM, 4KBIT, -20 TO 125DEG C | Farnell


Frequently Asked Questions

Where can I find additional details, specifications and documents for a AT34C04-MA5M-E?

Additional datasheets, footprints and schematics for AT34C04-MA5M-E are listed on our Part Details page. You can also find images and similar parts to AT34C04-MA5M-E on this page.

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Is the AT34C04-MA5M-E RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

Which authorised distributors for AT34C04-MA5M-E have stock available?

Authorised distributors including Microchip Technology, Newark Electronics, Avnet America, Farnell and Avnet Silica have stock available or on a lead time for AT34C04-MA5M-E.

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