WED3DG6466V-AD1 is a 512MB - 64Mx64 SDRAM UNBUFFERED memory module produced by White Electronic Designs company. The module supports PC100 and PC133 specifications, supports auto and self-refresh functions, input and output are compatible with LVTTL standards, and has serial presence detection function. The module uses a 3.3V ± 0.3V power supply and a 144 pin SO-DIMM JEDEC interface.
The WED3DG6466V-AD1 is a 64 M×64 synchronous DRAM module (512 MB) featuring PC100/PC133 compatibility, burst‑mode operation, auto and self‑refresh, and LVTTL‑compatible I/O. It includes a Serial Presence Detect EEPROM and is supplied in a 144‑pin SO‑DIMM package with an ultra‑low height of 27.94 mm.
Key electrical characteristics include a 3.0 V–3.6 V supply range, 9 W maximum power dissipation, and input capacitance of 35 pF for address and command lines. The device supports multiple burst lengths (1, 2, 4, 8, full page) and offers timing parameters for 100 MHz and 133 MHz operation.
| Capacity | 512 MB (64 M×64) |
|---|---|
| Supply Voltage (typical) | 3.3 V |
| Supply Voltage Range | 3.0 V – 3.6 V |
| Maximum Power Dissipation | 9 W |
| Storage Temperature Range | -55 °C to +150 °C |
| Input Capacitance (address lines) | 35 pF |
| Package Height (AD1) | 27.94 mm (1.1 in) |
The module operates from 3.0 V to 3.6 V, with a typical value of 3.3 V.
The device can dissipate up to 9 W without exceeding absolute‑maximum ratings.
It is rated for storage from –55 °C up to +150 °C.
The AD1 package has a height of 27.94 mm (1.1 in).