V993C
Dual Timer
Features
- Manual or pulse triggered START (NIM, TTL or ECL)
- Monostable (re-trigger) or bistable operation
- NIM, TTL and ECL output pulses from 50 ns to 10 s
- Manual or pulse triggered RESET
- (NIM, TTL and ECL) END-MARKER pulse
- VETO input
Overview
The CAEN Mod. V993C Dual Timer is a 2-unit VME module housing two identical triggered pulse generators.
 The module produces NIM/TTL (NIM/TTL selection is performed via an on-board switch) and ECL pulses whose width ranges from 50 ns to 10 s when triggered. Output pulses are provided normal and negated.
 Timers can be re-triggered with the pulse end marker signal, a short pulse occurring at the end of each output pulse.
 The coarse adjustment of the output width is provided via a 9-position rotary switch, the fine adjustment can be performed via either 15 turn dial handle (with lock) or by providing an external voltage.
|  | LEMO connector 2-unit wide VME 6U for Mod. V993C | 
Consult our connectors reference page for technical information.
The trigger START can be provided via either an external signal (NIM, TTL or ECL) or manually via a front panel switch.
 The module features also VETO and RESET input signals.
 RESET is also available on a front panel switch.
 The V993C is equipped with LEMO 00 connectors for NIM/TTL signals and male pin couples for ECL signals.
Technical Specifications
- Packaging
- 2U-wide VME unit 
- Output / Section
- OUT: NIM/TTL signal with a Fan-Out of 2, ECL signal 
 /OUT: negated NIM/TTL signal, ECL signal
- Output width
- 50 ns ÷ 10 s (NIM, TTL and ECL) 
- WSET (width set voltage)
- 0 ÷ 5 V d.c. 
- START/OUT delay
- <25 ns 
- RESET delay
- ~30 ns: the timing cycle stops ~30 ns after the RESET pulse is sent 
- Rise/Fall Time
- <2 ns 
- Thermal stability
- -60 ppm/°C 
Compare
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Ordering Options
| Code | Description | 
|---|---|
| WV993XCAAAAA | V993C - Dual Timer (no JAUX) RoHS | 
 
  
 