IS43DR16320D-25DBL

Density	512M
Org	32Mx16
Vcc	1.8V
Type	DDR2
Refresh	8K
Speed	25 = 400MHz
Status	NR
Comment
Pkg Pins	BGA(84)
Product Family	43 = DDR/DDR2/DDR3/DDR4 Commercial/Industrial grade
Temp. Grade	blank = Commercial Grade (0°C to +70°C)
Solder Type	L = SnAgCu
Number Of Words	320 = 32M
CL (CAS Latency)	D = 5
Generation	D = D
Operating Voltage Range	DR = 1.8V DDR2
Bus Width	16 = x16
Package Type	B = BGA

Datasheet

Get Quote

IS43DR16320D-25DBL Features

Vdd = 1.8V ±0.1V, Vddq = 1.8V ±0.1V
JEDEC standard 1.8V I/O (SSTL_18-compatible)
Double data rate interface: two data transfers per clock cycle
Differential data strobe (DQS, DQS)
4-bit prefetch architecture
On chip DLL to align DQ and DQS transitions with CK
4 internal banks for concurrent operation
Programmable CAS latency (CL) 3, 4, 5, and 6 supported
Posted CAS and programmable additive latency (AL) 0, 1, 2, 3, 4, and 5 supported
WRITE latency = READ latency - 1 tCK
Programmable burst lengths: 4 or 8
Adjustable data-output drive strength, full and reduced strength options
On-die termination (ODT) OPTIONS
Configuration(s): 64Mx8 (16Mx8x4 banks) IS43/46DR86400D 32Mx16 (8Mx16x4 banks) IS43/46DR16320D
Package: x8: 60-ball BGA (8mm x 10.5mm) x16: 84-ball WBGA (8mm x 12.5mm)
Timing
- Cycle time 2.5ns @CL=5 DDR2-800D 2.5ns @CL=6 DDR2-800E 3.0ns @CL=5 DDR2-667D 3.75ns @CL=4 DDR2-533C 5ns @CL=3 DDR2-400B

Overview

ISSI's 512Mb DDR2 SDRAM uses a double-data-rate architecture to achieve high-speed operation. The double-data rate architecture is essentially a 4n-prefetch architecture, with an interface designed to transfer two data words per clock cycle at the I/O balls.

Related Part Number(s)

Description	Available Qty	Description	Available Qty
IS43DR16320D-25DBL-TR	7,500	IS43DR16320D-3DBI-TR	5,000
IS43DR16320D-25DBI	6,917	IS43DR16320D-3DBL	5,000
IS43DR16320D-25DBI-TR	7,500	IS43DR16320D-3DBL-TR	7,500
IS43DR16320D-25DBLI	15	IS43DR16320D-3DBLI	5,000
IS43DR16320D-25DBLI-TR	7,500	IS43DR16320D-3DBLI-TR	2,500
IS43DR16320D-3DBI	6,964