Ramtron · Electronic Components
FM25040BG
F-RAM, NON-VOL, 4KBIT, 20MHZ, SOIC-8
Part NumberFM25040BG
ManufacturerRamtron
AvailabilityAvailable to order — request a quote
Specifications
Ic MountingSurface Mount
RohscompliantYES
Memory Case StyleSOIC
Hazardousfalse
RohsphthalatescompliantYES
Memory Density4 Kbit
Clock Frequency Max20 MHz
Product Range-
IscanonicalY
MslMSL 3 - 168 hours
Operating Temperature Max85 °C
SvhcNo SVHC (25-Jun-2025)
Supply Voltage Max5.5 V
Memory Organisation512 x 8bit
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is FM25040BG available?
We can source FM25040BG even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is FM25040BG by Ramtron obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If FM25040BG has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like FM25040BG?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for FM25040BG?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.