MT88E45BNR1 Zarlink, MT88E45BNR1 Datasheet - Page 15

• Manufacturer Part Number: MT88E45BNR1
• Description: Caller ID CMOS 3.58MHz 3.3V 20-Pin SSOP T/R
• Manufacturer: Zarlink

Specifications of MT88E45BNR1

• Package: 20SSOP
• Telecommunication Standards Supported: ANSI/TIA/EIA-716|ETSI/ETS 300 778-1|GR-30|SIN227|SIN242|SR-TSV-002476|TIA/EIA-777
• Fabrication Technology: CMOS
• Maximum Data Rate: 1212 Bd
• Typical Operating Supply Voltage: 3.3 V
• Typical Supply Current: 2.8 mA
• Minimum Operating Temperature: -40 °C
• Maximum Operating Temperature: 85 °C
• Operating Frequency: 3.58 MHz

MT88E45
14
Interrupt Source 1
MT88E45
Interrupt Source 2
(Open Drain)
DR/STD
(CMOS)
(CMOS)
Figure 9 - Application Circuit: Multiple Interrupt Source
INT1
INT2
R1 can be opened and
D1 shorted if the
microcontroller does not
read the INT1 pin.
Vdd
Resistor (R1)
D1
Vdd
Resistor (R2)
INT(input)
Input Port Bit
Microcontroller
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