Product Description
HP 16521A 50 MBit/s Pattern Generator Expansion Module
This used HP 16521A is a pattern generator expansion module designed for the HP 16500A/B/C Logic Analysis System mainframe . It provides 48 NRZ (Non-Return-to-Zero) data channels at up to 50 Mbit/s for digital stimulus applications .
Key Features & Specifications :
| Specification | Details |
|---|---|
| Brand | Hewlett-Packard (HP) |
| Model | 16521A |
| Type | Pattern Generator Expansion Card |
| Channels | 48 NRZ data channels |
| Max Data Rate | 50 Mbit/s |
| Memory Depth | 4095 bits per channel |
| Output Levels | TTL or ECL (requires appropriate probe heads/cables) |
| System Compatibility | Requires HP 16520A Master Card in HP 16500 mainframe |
| Maximum Expansion | Up to 4 HP 16521A cards per HP 16520A master |
| Probe Input Impedance | 100k Ohm / 8pF (with passive probes) |
| Channel-to-Channel Delay | -5 ns |
| External Clock Input | Yes |
| External Qualifier Inputs | Yes |
System Configuration Notes:
The HP 16521A is an expansion card only and requires an HP 16520A master card installed in the same HP 16500 mainframe to function . With one master and four expansion cards, a system can provide up to 204 total data channels (12 from master + 4×48 from expansion cards) .
Typical Applications :
-
Functional testing of digital designs
-
Board, IC, and bus stimulus
-
Substituting for missing components during debug
-
Correlating stimulus with logic analyzer data
-
Automated test environments
Condition:
SOLD AS IS
USED – SHOWS NORMAL WEAR (rack marks, scuffs, front panel wear)
UNTESTED – PATTERN GENERATION FUNCTION NOT VERIFIED
NO CABLES, PROBE HEADS, OR PODS INCLUDED
NO HP 16520A MASTER CARD INCLUDED
NO MAINFRAME INCLUDED
PICTURE MAY NOT MATCH PRODUCT
⚠ SYSTEM NOTE: This is an expansion card only and requires an HP 16520A master card and appropriate output pods/cables for operation . It must be installed in an HP 16500 series mainframe.



