PDG-2515/2520 Operating Manual

Page 6 MNPDG2515-2520R0.doc

© 2004 Directed Energy, Inc.

Specifications
PARAMETER Value
OUTPUTS
Output Channels Two (2) outputs, each with independent digitally controlled delay
and pulse width
Delay Range 0 to 99.9 Seconds
Pulse Width Range 25 Nanoseconds to 99.9 Seconds
Delay And Pulse Width Resolution 25 Nanoseconds below 1 Microsecond
50 Nanoseconds from 1 Microsecond to 10 Microseconds
3 Digits Above 10 Microseconds
A
ccuracy (Delay and Pulse Width) ±2%
Time Base 120MHz Frequency Synthesizer
Delay Jitter (1st Sigma) TBD
Trigger Delay (External Trigger to SYNC (T0)
Output 75 Nanoseconds
Internal Throughput Delay (SYNC (T0) To Output 1
Or Output 2 Rising Edge) <25 Nanoseconds
Output Rise & Fall Times (Into 50Ω) <5 Nanoseconds
Over/undershoot <5%
A
mplitude +4V into 50W
Output Connectors BNC, Front Panel
INTERNAL RATE GENERATOR
Modes Continuous, Single-Shot, Burst, External Trigger, Divide By N,
Pulse Count
Rate Single-Shot or 100 millihertz to 3MHz (Internal)
Single-Shot to 5MHz (External Trigger)
Resolution 3 Digits (<1MHz), 2 Digits (>1MHz)
A
ccuracy (Continuous, Pulse Count, Output-2
Modes) 25 PPM
A
ccuracy (Burst Mode) ±2%
Rate Jitter (Continuous, Pulse Count, Output-2
Modes), 1st Sigma TBD
Rate Jitter (Burst Mode), 1st Sigma TBD
Burst and Pulse Count Mode 2 to 65,535 Pulses per Burst or Count
EXTERNAL TRIGGER INPUT
Type Positive Edge Trigger
Input Amplitude TTL into 1KΩ
Input Impedance 1KΩ
Minimum Trigger Pulse Width 25ns
Input Trigger Connector BNC, Front Panel
T0 (SYNC) OUTPUT
T0 (Sync) Output TTL output into 1 MegΩ, 4.5V into 50Ω
Connector BNC, Front Panel
COMPUTER INTERFACE
Interface Type N/A
Interface Connector N/A
GENERAL
Internal Non-Volatile Storage 5 Configurations
Operating Temperature Range 0°C to +40°C
Cooling Requirements
A
ir cooled
Input AC Power 90-264VAC, 47-63Hz, 28W Maximum
Dimensions (H X W X D) 3 ½” H x 8” W x 6 1/4” D (8.9cm H x 20.3cm W x 15.9cm D)
Weight 2 lbs. (.9kg) Ap pro ximate