It is microprocessor based digital IC tester from Minmax Electronics .Its functionality tests a variety of digital ICs including Microprocessor, Peripheral IC's, EPROMs, RAMs etc., apart from the standard 74 & 54 series of TTL ICs and 40 & 45 series of CMOS ICs.

Digital IC Tester (MME-DIT 2040)

Specifications:

Package:

Digital ICs of 14, 16, 18,20,24,28 & 40 pins dual in line.

Range:

Tristate, Open Collector & Bidirectional TTL/CMOS ICs.

Method:

Truth table comparison.

Sockets:

20 and 40 pin ZIF.

Keyboard:

24 feather touch keys.

Display:

16 digit 0.5" Seven segment LED display.

Voltage:

230 volts + 10% 50Hz, AC

Enclosure:

Sheet metal box with power coating and engraving

Dimensions:

31*30*8 cm^3.

Weight:

4.5 Kgs approximately.

Features :

• No personality cards/reference IC/IC data required
• Automatically testing of IC's at 4.75 & 5.25V to locate marginally bad ICs
• CONtinous mode for testing ICs until ABORTed. Number of times the test was successful is displayed.
• STEP mode to locate faulty pin through discrete LED's for ICs up to 20 pins.
• Auto Search to find the number of unknown good digital IC with facility to locate its functional equivalents for ICs up to 20 pins.
• Memory test for EPROM indicates non blank location address with data content. For RAMs bad location address is displayed.
• Buzzer to indicate bad IC
• Separate field for display of mode of operation(ONE/CON/STP).
• Current drawn is displayed in a separate field for GOOD ICs.
• Backspace, clear and double digit entry keys for editing IC number.
• Remembers IC Numbers for repeated testing of same IC.
• SELFTEST facility during power ON and through keyboard.
• Potential free 20 pin and 40 pin ZIF(Zero Insertion Force) sockets.
• Protection against wrong insertion of IC under test.