25 | Keysight | U4164A Logic Analyzer Module - Data Sheet
Typical Configurations (Continued)
Figure 15. Typical DDR4 BGA interposer configuration for data rates up to 3.2 Gb/s.
DDR4 BGA Interposer Configurations for use with U4164A Quad Sample
State Mode
DDR4
Data
DDR4 signal BGA
Probe
Logic analyzer Order summary
DRAM type width
access
interposer cables (qty) compatibility
model/option (qty)
U4164A (1) 1
U4164A-02G (1)
W4643A
U4208A (1)
U4209A (1)
U4164A (1) 1
U4164A-02G (1)
W4641A
x4
x8
x4
x8
Command,
Address,
Control and
Data
W4643A
W4641A
U4208A (1)
U4209A (1)
U4164A only
(with Option
-02G)
x16
x16
Command,
Address,
Control and
Data
U4208A (1)
U4209A (1)
U4164A only
(with Option
-02G
U4208A (1)
U4209A (1)
1. Using dual sample mode for simultaneous read/write data capture.
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