73M1903-IVTR/F Maxim Integrated Products, 73M1903-IVTR/F Datasheet - Page 2

• Manufacturer Part Number: 73M1903-IVTR/F
• Description: IC MODEM AFE V.22BIS 20-TSSOP
• Manufacturer: Maxim Integrated Products

Specifications of 73M1903-IVTR/F

• Number Of Channels: 2
• Voltage - Supply, Analog: 3 V ~ 3.6 V
• Voltage - Supply, Digital: 3 V ~ 3.6 V
• Package / Case: 20-TSSOP (0.173", 4.40mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Number Of Bits: -

73M1903 Data Sheet
1
2
3
4
5
6
7
8
9
10
11
Appendix A – 73M1903 DAA Resistor Calculation Guide .................................................................. 40
Appendix B – Crystal Oscillator .......................................................................................................... 42
Revision History .................................................................................................................................. 47
2
Signal Description ......................................................................................................................... 4
1.1
Control and Status Registers ........................................................................................................ 8
2.1
2.2
Clock Generation ......................................................................................................................... 13
3.1
Modem Receiver .......................................................................................................................... 18
Modem Transmitter ..................................................................................................................... 21
5.1
5.2
5.3
5.4
5.5
Test Modes................................................................................................................................... 25
Power Saving Modes ................................................................................................................... 25
Electrical Specifications .............................................................................................................. 26
8.1
8.2
8.3
8.4
8.5
Pinouts ......................................................................................................................................... 33
9.1
9.2
Mechanical Specifications .......................................................................................................... 35
10.1 32-Pin QFN Mechanical Drawings ......................................................................................... 37
10.2 20-Pin TSSOP Mechanical Drawings .................................................................................... 38
Ordering Information ................................................................................................................... 39
Serial Interface ........................................................................................................................ 5
GPIO .................................................................................................................................... 10
Analog I/O ............................................................................................................................. 10
Crystal Oscillator and Pre-scaler NCO................................................................................... 13
Transmit Levels..................................................................................................................... 22
Transmit Power - dBm........................................................................................................... 23
Control Register (CTRL1): Address 00h ............................................................................... 23
Control Register (CTRL2): Address 01h ............................................................................... 24
Revision Register: Address 06h ............................................................................................ 24
Absolute Maximum Ratings ................................................................................................... 26
Recommended Operating Conditions .................................................................................... 26
Digital Specifications ............................................................................................................. 27
Analog Specifications ............................................................................................................ 29
Performance ......................................................................................................................... 30
32-Pin QFN Pinout ................................................................................................................ 33
20-Pin TSSOP Pinout ........................................................................................................... 34
2.1.1 GPIO Data (GPIO): Address 02h .............................................................................. 10
2.1.2 GPIO Direction (DIR): Address 03h .......................................................................... 10
2.2.1 Control Register (CTRL 11): Address 0Bh ................................................................. 11
2.2.2 Control Register (CTRL 12): Address 0Ch ................................................................. 11
2.2.3 Control Register (CTRL 13): Address 0Dh ................................................................. 12
2.2.4 Control Register (CTRL 14): Address 0Eh ................................................................. 12
3.1.1 Control Register (CTRL 8): Address 08h .................................................................... 13
3.1.2 Control Register (CTRL 9): Address 09h .................................................................... 13
3.1.3 Control Register (CTRL 10): Address 0Ah ................................................................. 13
8.3.1 DC Characteristics..................................................................................................... 27
8.3.2 AC Timing ................................................................................................................. 28
8.4.1 DC Specifications ...................................................................................................... 29
8.4.2 AC Specifications ...................................................................................................... 29
8.5.1 Receiver .................................................................................................................... 30
8.5.2 Transmitter ................................................................................................................ 31
Table of Contents
DS_1903_032
Rev. 2.1