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What are the differences between the E4980A and 4284A?

Most of the E4980A functions are compatible with the 4284A's. Since some enhancements and updates of functionality are incorporated in the E4980A, there are primary differences summarized in the table below.

Differences between the E4980A and 4284A

  E4980A 4284A
List sweep 201 points 10 points
Minimum measurement time 5.6 ms at 1 MHz, 20 ms at 1 kHz 30 ms at 1 MHz, 40 ms at 1 kHz
Option 001 Power Enhancement 0 to 20 V rms, 0 to 100 mA rms.
0 to ±40 V, 0 to ±100 mA dc bias.
Additional DC source, DCR, DCV and DCI measurement functions.
5 mV to 20 V rms, 50 µA to 200 mA rms.
0 to ±40 V, 0 to ±100 mA dc bias.
Handler interface Option 201 (4284A-202 compatible option is unavailable) Option 201 and 202
Remote control interface GPIB, LAN, USB
(LXI compliant)
GPIB
Removable memory device USB stick memory Memory card

For details, please refer to the Technical Overview & Product Comparison Guide, Migrating from a Keysight 4284A LCR Meter to a Keysight E4980A Precision LCR Meter