Service Guide N5227-90001 5-27
PNA Series Microwave Network Analyzers Theory of Operation
N5227A Receiver Group Operation
Table 5-5 PULSE I/O Connector Pin Assignments
DB-15 Female Connector
Pin Name Description
1 IFGateAin IF pulse gate input A (TTL)
2 IFGateBin IF pulse gate input B (TTL)
3 IFGateCin IF pulse gate input C (TTL)
4 IFGateDin IF pulse gate input D (TTL)
5 IFGateRin IF pulse gate input R (TTL)
6 DCOM Digital ground
7 PulseSyncIn Pulse generator synchronization trigger input (TTL)
8 RFPulseModIn RF source pulse modulation drive input (TTL)
9 DCOM Digital ground
10 Pulse1Out Programmable pulse train output #1 (TTL)
11 Pulse2Out Programmable pulse train output #2 (TTL)
12 Pulse3Out Programmable pulse train output #3 (TTL)
13 Pulse4Out Programmable pulse train output #4 (TTL)
14 NC No connect
15 DCOM Digital ground
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