Circuit Powered Logic Probe (TTL & CMOS), Maximum Input Frequency of 20MHz

Circuit Powered Logic Probe (TTL & CMOS), Maximum Input Frequency of 20MHz

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  • Maximum Input Frequency of 20MHz
  • Features TTL & CMOS compatibility
  • Switch-Selectable Pulse Detection
  • LED Indicators for Hi, Low, and Pulse/Memory
  • Min. Pulse Width Detection of 30 nanoseconds
The LP611 logic probe is designed for troubleshooting fast logic circuits. It features TTL and CMOS compatibility, switch-selectable pulse detection or pulse memory function, LED indicators for Hi, Low, and Pulse/Memory, minimum pulse width detection of 30 nanoseconds and a maximum input frequency of 20MHz. This unit is circuit powered.

Note: This model does not have a beeper.

Electrical Specifications:
Maximum input signal frequency: 20MHz
Input Impedance: 1MΩ
Operating Supply Range: 4VDC Minimum, 18V DC Maximum
TTL Logic "1" (HI LED): >2.3±0.2V DC
TTL Logic "0" (LO LED): <0.8V±0.2V DC
CMOS Logic "1" (HI LED): >70% Vcc±10%
CMOS Logic "0" (LO LED): <30% Vcc±10%
Minimum Detectable Pulse width: 30 Nanoseconds
Maximum Signal Input Protection: ±220V AC/DC (15 sec)
Power Supply Protection: ±20V DC
Pulse Indicator Flash Time: 500ms

Additional Specifications:
Sync Input Impedance: 1MΩ
Pulse Rate: 0.5/400Hz
Pulse Width: 10μs
Output Current: 100mA sink/source
Square Wave Output Current: 5mA sink/source
Power Supply Range: 5-15V DC
Power Supply Protection: 20V DC (30 seconds max.)
Sync Input Protection: 120V DC (30 seconds max.)
Test Point Protection: 35V DC (30 seconds max.)