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FM22LD16-55-BG

Name: FM22LD16-55-BG
Rating: 4.7 (12 reviews)

IC FRAM 4MBIT PARALLEL 48FBGA

제조업체
Mfr.부분 #FM22LD16-55-BG
패키지 48-TFBGA
데이터시트 FM22LD16-55-BG DataSheet
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사양

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

개요

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.