MT88E46ASR1 Zarlink, MT88E46ASR1 Datasheet - Page 11

• Manufacturer Part Number: MT88E46ASR1
• Description: Caller ID CMOS 3.58MHz 3.3V/5V 20-Pin SOIC T/R
• Manufacturer: Zarlink

Specifications of MT88E46ASR1

• Package: 20SOIC
• Telecommunication Standards Supported: Bellcore GR-30-CORE|SR-TSV-002476|TIA/EIA-716|TIA/EIA-777
• Fabrication Technology: CMOS
• Maximum Data Rate: 1.212 KBd
• Typical Operating Supply Voltage: 3.3|5 V
• Typical Supply Current: 4.3 mA
• Operating Frequency: 3.58 MHz

Data Sheet
Resonance Mode:
Load Capacitance:
Maximum Series Resistance:
Maximum Drive Level:
e.g. CTS MP036S
Alternatively an external clock source can be used. In
which case the OSC1 pin should be driven directly from a
CMOS buffer and the OSC2 pin left open.
For 5V±10% applications any number of MT88E46’s can
be connected as shown in Figure 6 so that only one crystal
is required.
OSC1
3.579545 MHz
MT88E46
Figure 6 - Common Crystal Connection
OSC2
(For 5V±10% applications only)
Interrupt Source 1
MT88E46
Interrupt Source 2
OSC1
(Open Drain)
MT88E46
(CMOS)
DR/DET
(CMOS)
Figure 7 - Application Circuit: Multiple Interrupt Sources
OSC2
INT1
INT2
Parallel
18pF
150 Ω
2 mW
R1 can be opened and D1
shorted if the
microcontroller does not
read the INT1 pin.
Vdd
OSC1
R1
MT88E46
next MT88E46
OSC2
to the
D1
Vdd
R2
INT (input)
Input Port Bit
Microcontroller
MT88E46
11