NDL46PFP-9MIT SDRAM DDR3L 4Gbit Equivalent & Substitute Parts

Part Overview

The NDL46PFP-9MIT is a 4Gbit SDRAM DDR3L memory IC manufactured by Insignis Technology Corporation, packaged in 96-FBGA (7.5x14.6mm) configuration. This volatile DRAM component operates at 933 MHz with 20 ns access time and is designed for parallel interface applications requiring high-density memory storage. The part is Active status and ROHS3 compliant. Substitute parts are identified when equivalent electrical and mechanical parameters align with the main part specifications, enabling direct replacement in circuit designs where pin compatibility and performance characteristics match.

Key Parameters

Parameter	Value
Memory Type	Volatile DRAM
Technology	SDRAM - DDR3L
Memory Size	4Gbit
Memory Organization	256M x 16
Memory Interface	Parallel
Clock Frequency	933 MHz
Access Time	20 ns
Voltage Supply	1.283V ~ 1.45V
Operating Temperature	-40°C ~ 95°C (TC)
Package / Case	96-TFBGA
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
MSL Rating	3 (168 Hours)

Substitute Part Grouping Explanation

Substitute parts for the NDL46PFP-9MIT are classified based on strict alignment with the following critical parameters:

Primary Substitution Criteria:

Memory Technology: SDRAM - DDR3L
Memory Interface: Parallel
Clock Frequency: 933 MHz
Access Time: 20 ns
Voltage Supply Range: 1.283V ~ 1.45V
Package Type: 96-TFBGA (pin-compatible variants)
RoHS Status: ROHS3 Compliant
MSL Rating: 3 (168 Hours)

Substitution Categories:

Direct Equivalent (Identical Specifications): Parts with 4Gbit capacity, 256M x 16 organization, and matching package dimensions (7.5x14.6mm or 8x14mm).

Parametric Equivalent (Functional Compatibility): Parts with identical electrical parameters but different memory capacity or organization, suitable for applications where memory density can be adjusted without affecting interface or timing characteristics.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Memory Size	Memory Organization	Clock Frequency	Access Time	Voltage Supply	Operating Temperature	Package / Case	Supplier Device Package	RoHS Status	Inventory (Pcs)
NDL46PFP-9MIT	Insignis Technology Corporation	4Gbit	256M x 16	933 MHz	20 ns	1.283V ~ 1.45V	-40°C ~ 95°C	96-TFBGA	96-FBGA (7.5x14.6)	ROHS3 Compliant	785
MT41K256M16TW-107:P	Micron Technology Inc.	4Gbit	256M x 16	933 MHz	20 ns	1.283V ~ 1.45V	0°C ~ 95°C	96-TFBGA	96-FBGA (8x14)	ROHS3 Compliant	29700
AS4C256M16D3LC-10BIN	Alliance Memory, Inc.	4Gbit	256M x 16	933 MHz	20 ns	1.283V ~ 1.45V	-40°C ~ 95°C	96-TFBGA	96-FBGA (7.5x14.6)	ROHS3 Compliant	1410
IS43TR16256BL-107MBLI	ISSI, Integrated Silicon Solution Inc	4Gbit	256M x 16	933 MHz	20 ns	1.283V ~ 1.45V	-40°C ~ 95°C	96-TFBGA	96-TWBGA (9x13)	ROHS3 Compliant	32300
IS43TR16128DL-107MBLI	ISSI, Integrated Silicon Solution Inc	2Gbit	128M x 16	933 MHz	20 ns	1.283V ~ 1.45V	-40°C ~ 95°C	96-TFBGA	96-TWBGA (9x13)	ROHS3 Compliant	26100
IS43TR16640CL-107MBLI	ISSI, Integrated Silicon Solution Inc	1Gbit	64M x 16	933 MHz	20 ns	1.283V ~ 1.45V	-40°C ~ 95°C	96-TFBGA	96-TWBGA (9x13)	ROHS3 Compliant	3400

Engineering Selection Recommendations

Direct Substitutes (4Gbit, 256M x 16):

MT41K256M16TW-107:P (Micron Technology Inc.) and AS4C256M16D3LC-10BIN (Alliance Memory, Inc.) are direct electrical equivalents with identical memory capacity and organization. Both maintain ROHS3 compliance and DDR3L specifications. MT41K256M16TW-107:P operates within 0°C ~ 95°C temperature range compared to the main part's -40°C ~ 95°C, making it suitable for applications not requiring extended low-temperature operation. AS4C256M16D3LC-10BIN maintains the full -40°C ~ 95°C operating range. IS43TR16256BL-107MBLI (ISSI) provides identical electrical and memory specifications with full temperature range support.

Parametric Equivalents (Reduced Capacity):

IS43TR16128DL-107MBLI (2Gbit, 128M x 16) and IS43TR16640CL-107MBLI (1Gbit, 64M x 16) maintain all electrical parameters including clock frequency, access time, voltage supply, and temperature range. These parts are suitable for applications where reduced memory density is acceptable. All substitute parts maintain ROHS3 compliance and MSL 3 rating.

Product Status: All listed parts are Active status, ensuring continued availability and manufacturing support.

Frequently Asked Questions (FAQ)

Q: Can MT41K256M16TW-107:P replace NDL46PFP-9MIT in all applications?

A: MT41K256M16TW-107:P is electrically equivalent with identical memory capacity and organization. The operating temperature range differs (0°C ~ 95°C vs. -40°C ~ 95°C). Substitution is valid for applications operating within 0°C ~ 95°C. Applications requiring -40°C operation require AS4C256M16D3LC-10BIN or IS43TR16256BL-107MBLI.

Q: What is the difference between 96-FBGA (7.5x14.6) and 96-FBGA (8x14) packages?

A: Both are 96-pin fine-pitch ball grid arrays with identical pin configurations and electrical interfaces. Physical dimensions differ slightly. PCB layout and footprint design must accommodate the specific package dimensions. Verify PCB design compatibility before substitution.

Q: Are the ISSI parts with different memory capacities (2Gbit, 1Gbit) compatible?

A: IS43TR16128DL-107MBLI and IS43TR16640CL-107MBLI maintain identical electrical parameters and interface specifications. Substitution requires system firmware or software support for reduced memory density. Memory organization differs (128M x 16 and 64M x 16 respectively), affecting address line utilization.

Q: Do all substitute parts meet the same compliance requirements?

A: All listed parts are ROHS3 compliant, REACH unaffected, and carry MSL 3 (168 Hours) rating. ECCN classification is EAR99 for all 4Gbit parts. IS43TR16640CL-107MBLI carries HTSUS 8542.32.0032 versus 8542.32.0036 for other parts due to capacity difference.

Q: What inventory considerations apply to substitute selection?

A: IS43TR16256BL-107MBLI (32,300 pcs) and MT41K256M16TW-107:P (29,700 pcs) offer highest availability. AS4C256M16D3LC-10BIN (1,410 pcs) and NDL46PFP-9MIT (785 pcs) have lower stock levels. IS43TR16640CL-107MBLI (3,400 pcs) is available for reduced-capacity applications.

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