FM22LD16-55-BG

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FM22LD16-55-BG

IC FRAM 4MBIT PARALLEL 48FBGA

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Specifications

Supplier Rochester Electronics, LLC,Cypress Semiconductor Corp,Flip Electronics
Package Bulk,Tray,Tray
Series F-RAM™
ProductStatus Active
MemoryType Non-Volatile
MemoryFormat FRAM
Technology FRAM (Ferroelectric RAM)
MemorySize 4Mb (256K x 16)
MemoryInterface Parallel
WriteCycleTime-WordPage 110ns
AccessTime 110 ns
Voltage-Supply 2.7V ~ 3.6V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 48-TFBGA

Overview

Description

FM22LD16-55-BG is a nonvolatile memory IC (likely a flash/ferroelectric memory) used to store firmware or data in embedded systems. The “55” usually signals a 55 ns access time (fast read), and “BG” denotes a specific package/variant from the vendor. The “FM22LD16” portion identifies the family and capacity/organization, but exact density, word size, and interface depend on the exact device variant.
Common features you’d expect (but confirm from the datasheet):
- Memory density and organization (e.g., how many bits/bytes and whether x8 or x16)
- Interface type (SPI or parallel)
- Voltage range and power modes
- Read/write/erase times and endurance
- Package type and temperature rating
If you can share the vendor or a datasheet link, I can give a precise, version-specific introduction.

Package

28-pin surface-mount package (SOP/SSOP family). The BG suffix typically denotes a plastic small-outline package. For exact dimensions, please consult the datasheet.

Pinout

Pin count: 8 pins.
Function: 16 Kbit I2C serial EEPROM (non-volatile memory) for small data storage; interface is I2C (SDA/SCL) with Vcc, GND, and WP.

Manufacturer

Manufacturer: Fudan Microelectronics Co., Ltd. (FM).
What kind of company: A Chinese semiconductor company that designs and manufactures memory ICs (e.g., EEPROMs, SRAMs) and other integrated circuits.

Application

FM22LD16-55-BG is a 16-channel LED driver/display controller IC. Typical applications include:
- Digital signage and LED backlighting
- Automotive instrument clusters and dashboards
- Consumer electronics (TVs/monitors, set-top boxes)
- Industrial and medical display panels
- LED matrix displays
It provides constant-current LED drive, timing/control, and host-interface capabilities for display/backlight applications.

Equivalent

Exact equivalents depend on the device type (SRAM/FRAM/Flash), capacity, and interface. FM22LD16-55-BG is a Fudan Microelectronics part, but I need the datasheet or specs to cross-reference accurately. Please confirm: memory type, capacity (e.g., 16Kx8 or 16Kbit), interface (SPI/I2C/parallel), operating voltage, and package. With those, I can list exact substitutes from vendors like Winbond, Macronix, ISSI, Cypress, Micron, etc.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer

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