RAMCHECK DDR2/1 RAMCHECK DDR2
SIMCHECK II Line
SIMCHECK II LT PLUS
Refurbished LT PLUS
SIMCHECK II Adapters
Is For Me?
Why Buy From
Why Test Memory?
How to Purchase
Service & Upgrades
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| RAMCHECK DDR2/DDR1 Key
- Tests and identifies
240-pin PC2-5300/4300/3200 DDR2 modules at true clock
speed. Upward compatible to test PC2-6400 module at
- Supports Registered,
Unbuffered and ECC DDR2 modules up to 8GB.
- Tests and identifies
184-pin PC466/433/400/333/266/200 DDR1, 4GB+
- Reliable and affordable,
very simple to operate - size, speed and structure are
automatically detected by the tester. No need for user
- Rugged test socket for
- Very fast. Test a 1GB
DDR2 DIMM in less than one minute (Basic test).
- Supports SPD programming.
- Automatic and user
controlled test parameters of Trcd, CAS Latency (CL),
Additive Latency (AL), Write Recovery (WR), OCD and
- Upgrade with free
firmware upgrades available online.
- Includes powerful SPD
Wizard for programming, editing saving SPD files.
- Identifies module
type, size, configuration, voltage and
open/short, addressing and identifies
- Voltage Cycling
- Voltage Bounce
- March Up/Down
- Relative Voltage
- Module is
endlessly tested with different pattern bits
- Detects pattern
- Excellent for
- Maximum 16 Row/16
Columns addresses. Currently up to 8GB modules
can be tested. Test support is added as larger
modules are introduced to the market.
- 667MHz, 533MHz,
466MHz, 433MHz, 400MHz, 366MHz (DDR2)
- 466MHz, 433MHz,
400MHz, 333MHz, 266MHz, 200MHz (DDR1)
|Data Bus Width
- x64 to x72 bits
(Parity/ECC). With optional adapters: x1, x4,
x8, x16, x32, x36 and x40.
DDR2 Test Parameters
- Trcd setup of 2,
3, 4, or 5.
- CAS Latency (CL)
setup of 2, 3, 4, 5, 6. (Note: Not all modules
support CL=2 and 6.)
- Additive Latency
(AL) setup of 0, 1, 2, 3, 4.
- Write Recovery
(WR) of 2, 4, 5, 6.
- OCD control of
None, 50ohm, 75ohm, and optional 150ohm.
- Burst Length of 4
- Uses digitally
controlled state-of-the-art switching power
supply for Vdd range of 1.5V to 2.2V.
automatically defaults based on frequency to
- User has
interactive control of the wider range.
SPD data, unlimited SPD files
- Production Mode
for automated SPD programming
- Convenient SPD
- 128 x 32 pixel
LCD (reflective) with LED backlighting and 6
o'clock view direction, red/green LED
indicators, status tones.
- Free firmware and
PC software upgrades via the Internet
- Optional adapters
for a wide range of memory formats
- Yamaichi 184-pin
test socket, with rugged latches for easy
insertion and removal of the modules.
- 3C to 32C (40 F
to 90 degrees F), 20% - 80% non-condensing
A Universal Switching Power Supply for 7V/4Amp
- 9.5" x 6.5" x
3.5" (W x L x H)/4 lbs (11 lbs shipping
- 24.5cm x 16.5cm x
9cm (W x L x H)/1.8kg (5kg shipping weight)
Please ask for part number
Product operation and
specifications are subject to change without prior
Some customers may want to
build their own adapters for unique memory formats not
supported by RAMCHECK. This may require special firmware
customization, provided at additional cost. Please review
this application note for