Key facts
Start here

Kingston KHX1333C7AD3/4G DDR3-1333 CL7 4GB Memory Module Datasheet
This document provides the detailed specifications for Kingston's KHX1333C7AD3/4G 4 GB DDR3‑1333 CL7 240‑pin DIMM. It describes the module’s electrical and mechanical characteristics, including timing, power consumption, and temperature ranges.
Key features include JEDEC‑standard 1.5 V operation, programmable CAS latency (9‑8‑7‑6), bi‑directional differential data strobe, on‑die termination, and a PCB height of 1.180 in. The sheet also notes that the module uses gold contact fingers and includes a heat spreader option.
Kingston KHX4G specifications
| CAS Latency (CL) | 9 cycles |
|---|---|
| Row Cycle Time (tRCmin) | 49.5 ns (min.) |
| Refresh to Active/Refresh | 160 ns (min.) |
| Row Active Time (tRASmin) | 36 ns (min.) |
| Operating Power | 1.410 W* |
| Operating Temperature | 0 °C to 85 °C |
| Storage Temperature | -55 °C to +100 °C |
| Supply Voltage | 1.5 V (1.425 V ~ 1.575 V) |
Source: Kingston KHX1333C7AD3/4G DDR3-1333 CL7 4GB Memory Module Datasheet
All Kingston KHX4G documents by type
Ratings, dimensions and ordering codes, for selection and design work.
- Kingston KHX1333C7AD3/4G DDR3-1333 CL7 4GB Memory Module Datasheet 2 p
- Kingston KHX1333C7AD3K2/4G Memory Module Specifications 2 p
- Kingston KHX6400S2ULK2/4G Memory Module Datasheet 2 p
- Kingston KHX1600C9D3B1R/4G Memory Module Specifications 2 p
- Kingston KHX8500D2K4/4G Datasheet 2 p
- Kingston KHX6400S2LLK2/4G DDR2 SODIMM 4GB Kit Datasheet 2 p
- Kingston KHX1333C9D3B1R/4G Memory Module Specifications Manual 2 p
- Kingston KHX1600C9D3P1K2/4G DDR3-1600 CL9 4GB Memory Kit Datasheet 2 p
- Kingston KHX1600C9D3/4G Memory Module Specifications Manual 2 p
- Kingston KHX1600C9AD3K2/4G DDR3 Memory Module Datasheet 2 p
Questions answered in these manuals
What is the required supply voltage for the KHX1333C7AD3/4G module?
The module operates at a JEDEC‑standard 1.5 V supply (range 1.425 V ~ 1.575 V).
From: Kingston KHX1333C7AD3/4G DDR3-1333 CL7 4GB Memory Module Datasheet
What are the supported CAS latency settings?
The module supports programmable CAS latency values of 9, 8, 7, and 6 cycles.
From: Kingston KHX1333C7AD3/4G DDR3-1333 CL7 4GB Memory Module Datasheet
What is the total capacity of the KHX1333C7AD3K2/4G kit?
The kit provides a total capacity of 4 GB, made up of two 2 GB modules.
From: Kingston KHX1333C7AD3K2/4G Memory Module Specifications
What voltage does the memory module require?
The module requires a +1.5 V supply, and can run at 1.65 V for the 1333 MHz speed.
From: Kingston KHX1333C7AD3K2/4G Memory Module Specifications
What is the total capacity of the Kingston KHX6400S2ULK2/4G kit?
The kit provides a total capacity of 4 GB, consisting of two 2 GB modules.
What voltage does the KHX6400S2ULK2/4G operate at?
It requires a single power supply of +1.8 V (±0.1 V).
