MH88636-4

Features:

• Loop Start Trunk Interface
• 900W Input Impedance
• 2-4 Wire Conversion
• On-Hook Reception
• Line State Detection Outputs:
- Forward Loop
- Reverse Loop
- Switch Hook
- Ringing Voltage
• Relay Driver
• Industrial Temperature Range option
• DIL and SMT versions
• Meets FCC part 68 Leakage Current Requirements


Application

• PABX
• Key Telephone Systems
• Channel Bank
• Voice Mail
• Terminal Equipment
• Digital Loop Carrier
• Optical Multiplexer


Pinout




Specifications

	Parameters	Sym	Min	Max	Units	Comments
1	DC Supply Voltages	VCC VEE	-0.3 0.3	7 -7	V
2	DC Ring Relay Voltage	VRLY	-0.3	18	V
3	Storage Temperature	TS	-0.5	+125	°C
4	Ringing Voltage	VRING		130	Vrms
5	Ring Trip Current	ITR		180	mArms	250ms 10% duty cycle or 500ms single shot

Description

The Mitel MH88636-4 Central Office Trunk Interface circuit provides a complete analog and signalling link between audio switching equipment and a subscriber Line.

The MH88636-4 is fabricated as a thick film hybrid technology for optimum circuit design and very high reliability for both commercial and industrial temperature changes.