DRAM

Long-Term Support
World Class Quality

LPDDR4/4X SDRAMISSI LPDDR4/4X Product Features:•••••••

Low voltage core and I/O:
VDD1 = 1.8V
VDD2 = 1.1V
VDDQ = 1.1V (LPDDR4) or 0.6V (LPDDR4X)
Frequency range:
10MHz to 2133MHz (date rate range: 20MT/s to 4266MT/sper I/O)
8 internal banks per channel for concurrent operation
Programmable Read and Write Latencies
Programmable and on-the-fly burst length (BL = 16 or 32)
Temperature Sensor for efficient Self-Refresh control
Adjustable Drive Strength•••Partial Array Self Refresh (PASR)
Long-term Support
Packages:
200-ball BGA (single/dual channel)
100-ball BGA (single channel)

ISSI LPDDR4 Ordering Options
Den.

Speeds (MT/s)

Part No.

Org.

Pkg.

Ordering Options

Status

1G3200IS43/46LQ16640A

Single channel (1 x16)

BGA(200), BGA(100)-062BLx, -062BSLx

S=Q2/25

2G3200IS43/46LQ16128A

Single channel (1 x16)

BGA(200), BGA(100)-062TBLx, -062BLx, -062BSLx

Prod3200

IS43/46LQ32640A

Two channel (2 x16)

BGA(200)-062TBLx, -062BLx

Prod3200IS43/46LQ16256A

Single channel (1 x16)

BGA(200)-062TBLx, -062BLx

Prod3733, 3200

IS43/46LQ16256B

Single channel (1 x16)

BGA(200), BGA(100)-053BLx, -062BLx, -053BSLx, -062BSLx

Prod

4266, 3733

IS43/46LQ16256C

Single channel [1 x16]

BGA(200), BGA(100)-046BLx, -053BLx, -046BSLx, -053BSLx

S=Q2/253200

IS43/46LQ32128A

Two channel (2 x16)

BGA(200)-062TBLx, -062BLx

Prod3733, 3200

IS43/46LQ16512A

Single channel [1 x16]

BGA(200)-053BLx, -062BLx

Prod

4266, 3733

IS43/46LQ16512B

Single channel [1 x16]

BGA(200), BGA(100)-046BLx, -053BLx, -046BSLx, -053BSLx

S=Q1/253200

IS43/46LQ32256A

Two channel (2 x16)

BGA(200)-062BLx

Prod3733, 3200

IS43/46LQ32256B

Two channel (2 x16)

BGA(200)-053BLx, -062BLx

Prod

4266, 3733

IS43/46LQ32512A

Two channel (2 x16)

BGA(200)-046BLx, -053BLx

S=Q1/25

4G

8G

16G

ISSI LPDDR4X Ordering Options
Den.

Speeds (MT/s)

Part No.

Org.

Pkg.

Ordering Options

Status

1G3733, 3200

IS43/46LQ16640AL

Single channel (1 x16)

BGA(200), BGA(100)-053BLx, -062BLx, -053BSLx,-062BSLx

S=Q2/25

2G3200IS43/46LQ16128AL

Single channel (1 x16)

BGA(200), BGA(100)-062TBLx, -062BLx, -062BSLx

Prod

3200

IS43/46LQ32640AL

Two channel (2 x16)

BGA(200)-062TBLx, -062BLx

Prod

3200

IS43/46LQ16256AL

Single channel (1 x16)

BGA(200)-062TBLx, -062BLx

Prod3733, 3200

IS43/46LQ16256BL

Single channel (1 x16)

BGA(200), BGA(100)-053BLx, -062BLx, -053BSLx, -062BSLx

Prod

4266, 3733

IS43/46LQ16256C

Single channel [1 x16]

BGA(200), BGA(100)-046BLx, -053BLx, -046BSLx, -053BSLx

S=Q2/253200

IS43/46LQ32128AL

Two channel (2 x16)

BGA(200)-062TBLx, -062BLx

Prod

4266, 3733

IS43/46LQ16512BL

Single channel [1 x16]

BGA(200), BGA(100)-046BLx, -053BLx, -046BSLx, -053BSLx

S=Q1/253200

IS43/46LQ32256AL

Two channel (2 x16)

BGA(200)-062TBLx, -062BLx

Prod3733, 3200

IS43/46LQ32256BL

Two channel (2 x16)

BGA(200)-053BLx, -062BLx

Prod

4266, 3733

IS43/46LQ32512A

Two channel (2 x16)

BGA(200)-046BLx, -053BLx

S=Q1/25

4G

8G16G

Notes:
1. S = Availability timeframe for Samples
2. Industrial Grade Options begin with “IS43”, Automotive Grade Options begin with “IS46”.
3. TBLx or BLx: 200-ball; (T)BLI = -40ºC to 95ºC, (T)BLA1 = -40ºC to 95ºC, (T)BLA2 = -40ºC to 105ºC, (T)BLA3 = -40ºC to 125ºC
4. BSLx: 100-ball; BSLI = -40ºC to 95ºC, BSLA1 = -40ºC to 95ºC, BSLA2 = -40ºC to 105ºC, BSLA3 = -40ºC to 125ºC
5. Some LPDDR4 part numbers also support LPDDR4X
6. Not all ordering combinations may be available. Please contact ISSI for part number availability.

1623 Buckeye Drive, Milpitas, CA 95035 • Tel: 408.969.6600 • Support: dram@issi.com • www.issi.com • Sept. 2024

DRAM

Long-Term Support
World Class Quality

LPDDR4/4X SDRAMISSI LPDDR4 Ordering Options with ECC
Den.

SpeedsPart No.

Org.

Pkg.

Ordering Options

Status2G3200MT/s

IS43/46LQ16128EA

Single channel (1 x16)

BGA(200)-062TB2Lx, -062B2Lx

Prod3200MT/sIS43/46LQ32640EA

Two channel (2 x16)

BGA(200)-062TB2Lx, -062B2Lx

Prod

3200MT/s

IS43/46LQ16256EA

Single channel (1 x16)

BGA(200)-062TB2Lx, -062B2Lx

Prod

3200MT/s

IS43/46LQ32128EA

Two channel (2 x16)

BGA(200)-062TB2Lx, -062B2Lx

Prod

3200MT/s

IS43/46LQ32256EA

Two channel (2 x16)

BGA(200)-062B2Lx

Prod

4G8G

ISSI LPDDR4X Ordering Options with ECC
Den.

SpeedsPart No.

Org.

Pkg.

Ordering Options

Status2G

3200MT/s

IS43/46LQ16128EAL

Single channel (1 x16)BGA(200)-062TB2Lx, -062B2Lx

Prod

3200MT/s

IS43/46LQ32640EAL

Two channel (2 x16)

BGA(200)-062TB2Lx, -062B2Lx

Prod

3200MT/s

IS43/46LQ16256EAL

Single channel (1 x16)

BGA(200)-062TB2Lx, -062B2Lx

Prod

3200MT/s

IS43/46LQ32128EAL

Two channel (2 x16)

BGA(200)-062TB2Lx, -062B2Lx

Prod

3200MT/s

IS43/46LQ32256EAL

Two channel (2 x16)

BGA(200)-062B2Lx

Prod4G

8G

Notes:
1. S = Availability timeframe for Samples
2. Industrial Grade Options begin with “IS43”, Automotive Grade Options begin with “IS46”.
3. TBLx or BLx: 200-ball; (T)BLI = -40ºC to 95ºC, (T)BLA1 = -40ºC to 95ºC, (T)BLA2 = -40ºC to 105ºC, (T)BLA3 = -40ºC to 125ºC
4. Not all ordering combinations may be available. Please contact ISSI for part number availability.

Additional ISSI Mobile DRAM Options
Mobile DRAM

32Mb

64Mb

128Mb

256Mb

512Mb

1.8V/2.5V/3.3V
Mobile SDRAM

R

R

R

R

R

1.8V LPDDR

R

R

R

R
R

1.2V (1.8V) LPDDR21Gb

2Gb

R

R

R

R

R

R

4Gb

R

1623 Buckeye Drive, Milpitas, CA 95035 • Tel: 408.969.6600 • Support: dram@issi.com • www.issi.com • Sept. 2024