BNC 577-4C Digital Delay / Pulse Generator (4CH; 20 MHz; Jitter < 50 ps)

Channels: 4

Internal Rate Generator:

Rate (T0 period): 0.001 Hz to 20.000 MHz (1000 s – 50 ns)

Resolution: 5 ns

Accuracy: 5 ns + (0.0001 x period)

T0 Period Jitter: < 50 ps RMS

Time Base: 200 MHz, low jitter PLL

Oscillator: 50 MHz, 50 ppm crystal oscillator

System Output Modes: Single, Normal, Burst, Duty Cycle, External Gate/Trigger

Burst Mode: 1 to 10,000,000 pulses

Duty Cycle Mode: 1 to 10,000,000 pulses ON and/or OFF

Pulse Control Modes: Internally triggered, externally triggered or external gate.

Timing Generator:

Pulse Width Range: 10 ns -1000 s

Width Accuracy: 1 ns + 0.0001 x width setting

Width Resolution: 250 ps

Pulse Delay Range: 0 – 1000s

Delay Accuracy: 1 ns + 0.0001 x delay setting

Delay Resolution: 250 ps

Jitter (channel to channel): < 50ps RMS

Output Multiplexer: Any/all channels may be OR’d to any/all outputs

Time Base: Same as the internal rate generator

Channel Output Modes: Single, Normal, Burst, Duty Cycle

Burst Mode: 1 to 10,000,000 pulses

Duty Cycle Mode: 1 to 10,000,000 pulses ON and/or OFF

Wait Counts: 1 to 10,000,000 pulses

Channel Control Modes: Internally triggered or external gated. Each channel may be independently set to either mode.

Output Module (AT20):

TTL/CMOS Mode:

Output/Source Impedance: High Impedance

Output Level: 4.0 V (typical) into 1 kΩ

Rise Time (10% – 90%): < 3ns (1.5ns typical)

Jitter: < 50 ps RMS channel to channel

Adjustable Mode:

Output Level: 2 V to 20 VDC into 1 kΩ or 1 V to 10 VDC into 50 Ω

Amplitude Resolution: 10 mV

Current: 200 mA typical, 400 mA (short pulses)

Rise Time (10% – 90%): 15 ns (typical) @ 20V into Hi-Z (25 ns typ @ 10V into 50 Ω)

Slew Rate: 0.1V/ns

Overshoot: < 1 V + 10% of pulse amplitude

Input Module (IA15):

Trigger Input:

Function: Generate individual pulses, start a burst or continuous stream

Rate: DC to 1/ (200 ns + longest active pulse). Maximum of 5 MHz

Slope: Rising or Falling

Threshold: 200 mV to 15 VDC

Maximum Input: 60 V Peak

Resolution: 10 mV

Trigger Accuracy: ±3% of Threshold Voltage

Impedance: 1.2K ohm

Trigger Jitter: < 800 ps RMS

Insertion Delay: < 110 ns

Minimum Pulse Width: 20 ns

Pulse Inhibit Delay: < 150 ns RMS

Output Inhibit Delay: < 100 ns RMS

Gate Input:

Mode: Pulse Inhibit or Output Inhibit

Polarity: Active High or Active Low

Memory and Connectivity:

Memory Storage: 16 Memory Location

USB: USB 1.0 Standard

RS-232: DE-9F Connector using RS-232 Communications Standard

External Clock In: 10 MHz – 100 MHz user selectable in discrete values

External Clock Out: To or Ref out (10 to 100 MHz) user selectable in discrete values

Physical and Environmental:

External Clock Out: 10.5” x 8.25” x 5.5” [267 x 210 x 140mm]

Weight: 8 lbs [3.6 kg]

Power: 100 – 240 VAC 50/60 Hz <3 A

Fuse: 3.15 A, 250 V Time-lag (Qty 2)

Operating Temp: 32 – 104°F [0 – 40°C]

Transportation & Storage Temp: -40 – 158°F [-40 – 70°C]

Datasheet