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ML7020

Features: • Single 5 V power supply operation (VDD: 4.5 to 5.5 V)• Low power consumption: During operation: 5 mA typ. During the power down mode: 7 A typ.• Built-in 1200 bps modem conforming to ITU-T V.23 recommendations• Built-in DTMF signal generator with a switchable 6-d...

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SeekIC No. : 004422234 Detail

ML7020: Features: • Single 5 V power supply operation (VDD: 4.5 to 5.5 V)• Low power consumption: During operation: 5 mA typ. During the power down mode: 7 A typ.• Built-in 1200 bps modem ...

ML7020 Data Sheet

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Part Number:
ML7020
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/12/25

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Product Details

Description



Features:

• Single 5 V power supply operation (VDD: 4.5 to 5.5 V)
• Low power consumption: During operation: 5 mA typ. During the power down mode: 7 A typ.
• Built-in 1200 bps modem conforming to ITU-T V.23 recommendations
• Built-in DTMF signal generator with a switchable 6-dB attenuator
• Built-in DTMF detector (the input can be selected from either the line or the terminal)
• Built-in call progress tone generator. The output frequency can be selected from 400 Hz and 800 Hz.
• Built-in call progress tone detector
• Three analog input systems (switchable)
• Analog output for the line is of the differential type and can drive a 600 line transformer.
• Analog output for the terminal is of the single-ended type and can drive a 1.2 k load.
• Built-in switch for selecting the 600 termination
• 4-Bit processor interface
• Built-in oscillator circuit for a 3.579545 MHz crystal
• Package: 32-Pin plastic SSOP (SSOP32-P-430-1.00-K) (Product name: ML7020MB)


Pinout

Connection Diagram


Specifications

Parameter
Symbol
Condition
Rating
Unit
Power supply voltage
VDD
-
0.3 to +7.0
V
Permissible power
dissipation
PD
-
to 130
mW
Output short circuit current
ISHT
Shorted to VDD or ground.
to 60
mA
Analog input voltage
VAIN
-
0.3 to VDD +-0.3
V
Digital input voltage
VDIN
-
0.3 to VDD+-0.3
V
Storage temperature range
TSTG
-
55 to +150



Description

The ML7020 is a 1200 bps modem LSI developed for remote control systems. The functions incorporated are those of a 1200 bps FSK modem conforming to ITU-T Recommendations V.23, DTMF signal generation and detection, call progress tone (CPT) generation and detection. Each functional block can be controlled via a 4-bit processor interface.




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