1. ISSI
  2. DRAM
  3. DDR2 SDRAM
  4. 1.8V
  5. 2G 128Mx16
  6. BGA(84)
  7. IS43DR16128A-3DBI

  IS43DR16128A-3DBI

Datasheet
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Density 2G
Org 128Mx16
Vcc 1.8V
Type DDR2
Refresh 8K
Speed 3 = 333MHz
Status NR
Comment
Pkg Pins BGA(84)
Product Family 43 = DDR/DDR2/DDR3/DDR4 Commercial/Industrial grade
Temp. Grade I = Industrial Grade (-40°C to +85°C)
Solder Type blank = Sn/Pb
Number Of Words 128 = 128M
CL (CAS Latency) D = 5
Generation A = A
Operating Voltage Range DR = 1.8V DDR2
Bus Width 16 = x16
Package Type B = BGA
Datasheet
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IS43DR16128A-3DBI Features

  • Bidirectional differential Data Strobe (Single- ended data-strobe is an optional feature)
  • On-Chip DLL aligns DQ and DQs transitions with CK transitions
  • DQS# can be disabled for single-ended data strobe
  • Differential clock inputs CK and CK#
  • VDD and VDDQ = 1.8V ± 0.1V
  • PASR (Partial Array Self Refresh)
  • SSTL_18 interface tRAS lockout supported
  • Operating temperature: Commercial (TA = 0°C to 70°C ; TC = 0°C to 85°C) Industrial (TA = -40°C to 85°C; TC = -40°C to 95°C) Automotive, A1 (TA = -40°C to 85°C; TC = -40°C to 95°C) Automotive, A2 (TA = -40°C to 105°C; TC = -40°C to 105°C) ADDRESS TABLE Parameter Row Addressing Column Addressing Bank Addressing Precharge Addressing 128Mx16 A0-A13 A0-A9 BA0-BA2 A10 IS43/46DR16128A 2Gb (x16) DDR2 SDRAM
  • Clock frequency up to 333MHz
  • 8 internal banks for concurrent operation
  • 4-bit prefetch architecture
  • Programmable CAS Latency: 3, 4, 5, 6 and 7
  • Programmable Additive Latency: 0, 1, 2, 3, 4, 5 and 6
  • Write Latency = Read Latency-1
  • Programmable Burst Sequence: Sequential or Interleave
  • Programmable Burst Length: 4 and 8
  • Automatic and Controlled Precharge Command
  • Power Down Mode
  • Auto Refresh and Self Refresh
  • Refresh Interval: 7.8 s (8192 cycles/64 ms)
  • ODT (On-Die Termination)
  • Weak Strength Data-Output Driver Option OPTIONS
  • Configuration:  128Mx16 (two-stacked 16M x 8 x 8 banks)

Overview

Power-up and Initialization DDR2 SDRAMs must be powered up and initialized in a predefined manner. Operational procedures other than those specified may result in undefined operation. Power-up and Initialization Sequence The following sequence is required for Power-up and Initialization. 1. Either one of the following sequence is required for Power-up:

 

Related Part Number(s)

Description Stock Qty Available Qty Description Stock Qty Available Qty
IS43DR16128A-3DBI-TR IS43DR16128A-3DBLI 5,000
IS43DR16128A-3DBL 5,000 IS43DR16128A-3DBLI-TR 6,500
IS43DR16128A-3DBL-TR 6,500