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Alliance Memory SDRAM 4 GB Surface, 78-Pin 8 bit FBGA-78 Ball

RS Stock No.:: 259-2148
Mfr. Part No.:: AS4C512M8D4-83BCN
Manufacturer:: Alliance Memory

Alliance Memory SDRAM 4 GB Surface, 78-Pin 8 bit FBGA-78 Ball

The image is for reference only, please refer to product details and specifications

Bulk discount available

Subtotal (1 tray of 242 units)*

TWD63,089.40

(exc. GST)

TWD66,245.08

(inc. GST)

FREE delivery for orders over NT$1,300.00

Temporarily out of stock

Shipping from April 14, 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit	Per Tray*
242 - 726	TWD260.70	TWD63,089.40
968 +	TWD255.50	TWD61,831.00

*price indicative

RS Stock No.:: 259-2148
Mfr. Part No.:: AS4C512M8D4-83BCN
Manufacturer:: Alliance Memory

Specifications

Product overview and Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Alliance Memory
	Product Type	SDRAM
	Memory Size	4GB
	Organisation	256M x 16
	Data Bus Width	8bit
	Number of Bits per Word	8
	Maximum Clock Frequency	1333MHz
	Maximum Random Access Time	18ns
	Mount Type	Surface
	Package Type	FBGA-78 Ball
	Pin Count	78
	Minimum Operating Temperature	0°C
	Maximum Operating Temperature	95°C
	Length	10.6mm
	Width	1.2 mm
	Standards/Approvals	RoHS
	Height	7.5mm
	Series	AS4C512M8D4
	Maximum Supply Voltage	1.26V
	Automotive Standard	No
	Minimum Supply Voltage	1.14V

	Select all
	Brand Alliance Memory
	Product Type SDRAM
	Memory Size 4GB
	Organisation 256M x 16
	Data Bus Width 8bit
	Number of Bits per Word 8
	Maximum Clock Frequency 1333MHz
	Maximum Random Access Time 18ns
	Mount Type Surface
	Package Type FBGA-78 Ball
	Pin Count 78
	Minimum Operating Temperature 0°C
	Maximum Operating Temperature 95°C
	Length 10.6mm
	Width 1.2 mm
	Standards/Approvals RoHS
	Height 7.5mm
	Series AS4C512M8D4
	Maximum Supply Voltage 1.26V
	Automotive Standard No
	Minimum Supply Voltage 1.14V

Datasheet - AS4C512M8D4-83BCN

The Alliance Memory synchronous DRAM with DDR4 memory class. It is JEDEC standard compliant and low-power auto self refresh (LPASR).

Density: 4Gb

Organization: 512M x 8

Package: 78-ball FBGA

Speed: 1200MHz

Temp. range (°C): 0 to +95

16 internal banks: 4 groups of 4 banks each

8n-bit pre-fetch architecture

Target Applications:

Portable electronics, such as smartphones and tablets

5G designs, computing applications, surveillance systems, smart meters, human-machine interfaces (HMI), digital signal controllers, and PNDs

Alliance Memory SDRAM 4 GB Surface, 78-Pin 8 bit FBGA-78 Ball

FREE delivery for orders over NT$1,300.00

Target Applications:

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