W9412G6KH-5

IC DRAM 128MBIT SSTL2 66TSOP II
Part Description

IC DRAM 128MBIT SSTL2 66TSOP II

Quantity 730 Available (as of May 5, 2026)
Product CategoryMemory
ManufacturerWinbond Electronics
Manufacturing StatusActive
Manufacturer Standard Lead Time24 Weeks
Datasheet

Specifications & Environmental

Device Package66-TSOP IIMemory FormatDRAMTechnologySDRAM - DDR
Memory Size128 MbitAccess Time50 nsGradeCommercial
Clock Frequency200 MHzVoltage2.3V ~ 2.7VMemory TypeVolatile
Operating Temperature0°C ~ 70°C (TA)Write Cycle Time Word Page15 nsPackaging66-TSSOP (0.400", 10.16mm Width)
Mounting MethodVolatileMemory InterfaceSSTL_2Memory Organization8M x 16
Moisture Sensitivity Level3 (168 Hours)RoHS ComplianceROHS3 CompliantREACH ComplianceREACH Unaffected
QualificationN/AECCNEAR99HTS Code8542.32.0002

Overview of W9412G6KH-5 – IC DRAM 128Mbit SSTL2 66-TSSOP II

The W9412G6KH-5 from Winbond Electronics is a 128 Mbit DDR SDRAM organized as 8M × 16 with an SSTL_2 memory interface in a 66‑TSSOP (66‑TSOP II) package. It targets systems that require a compact, low‑voltage DDR memory device with standard SSTL_2 signaling.

Key electrical and timing characteristics include support for a 200 MHz clock frequency, an access time of 50 ns, a write cycle time (word page) of 15 ns, and a recommended supply range of 2.3 V to 2.7 V. The device is specified for operation from 0 °C to 70 °C.

Key Features

  • Memory Capacity & Organization  128 Mbit total density arranged as 8M × 16, providing a x16 data path.
  • Memory Technology  DDR SDRAM architecture supporting double‑data‑rate transfers.
  • Interface  SSTL_2 memory interface for systems using SSTL signaling.
  • Clock & Timing  Supports a 200 MHz clock frequency with a documented access time of 50 ns and a write cycle time (word page) of 15 ns.
  • Voltage Supply  Operates from 2.3 V to 2.7 V to accommodate low‑voltage DDR system designs.
  • Package  66‑TSSOP (66‑TSOP II) package with 0.400" (10.16 mm) width for space‑conscious board layouts.
  • Operating Temperature  Specified for ambient operation from 0 °C to 70 °C (TA).

Unique Advantages

  • Compact footprint: The 66‑TSSOP (TSOP II) package delivers DDR memory density in a narrow, board‑space efficient package.
  • SSTL_2 compatibility: Native SSTL_2 interface simplifies integration into systems using SSTL signaling standards.
  • Low‑voltage operation: 2.3 V to 2.7 V supply range supports reduced power envelope designs compared to higher‑voltage memories.
  • Predictable timing: Documented 200 MHz clock support, 50 ns access time and 15 ns write cycle time enable deterministic memory performance planning.
  • Standard commercial temperature range: 0 °C to 70 °C rating aligns with general commercial and industrial board‑level applications.

Why Choose IC DRAM 128MBIT SSTL2 66TSOP II?

The W9412G6KH-5 provides a straightforward DDR SDRAM option when you need 128 Mbit density with an SSTL_2 interface in a compact 66‑TSSOP package. Its combination of a 200 MHz clock rating, defined timing parameters, and low‑voltage supply range makes it suitable for designs that require predictable DDR memory behavior and efficient board utilization.

This device is appropriate for engineers and procurement teams specifying a commercial‑temperature DDR memory component where package size, SSTL_2 signaling, and documented timing/voltage characteristics are primary selection criteria.

Request a quote or submit an inquiry to receive pricing, availability and lead‑time information for the W9412G6KH-5.

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