DS_1x22_001
73M1822/73M1922 Data Sheet
8.4
8.5
8.6
8.7
8.8
MicroDAA IN Master/Slave Configuration............................................................................... 49
73M1x22 Reset ..................................................................................................................... 49
73M1x22 in Daisy Chain Configuration................................................................................... 50
MAFE Configuration Registers............................................................................................... 51
Slave Registers...................................................................................................................... 51
9
Signal Processing...........................................................................................................................52
9.1
Transmit Path Signal Processing ........................................................................................... 52
9.1.1 General Description...................................................................................................... 52
9.1.2 Total Transmit Path Response...................................................................................... 52
9.1.3 73M1x22 Transmit Spectrum........................................................................................ 53
Receive Path Signal Processing ............................................................................................ 53
9.2.1 General Description...................................................................................................... 53
9.2.2 Total Receive Path Response....................................................................................... 54
Signal Control Functions........................................................................................................ 55
9.3.1 Transmit and Receive Level Control ............................................................................. 55
9.2
9.3
10 Barrier Information.........................................................................................................................57
10.1 Isolation Barrier...................................................................................................................... 57
10.2 Barrier Powered Options........................................................................................................ 57
10.2.1 Barrier Powered Operation.......................................................................................... 57
10.2.2 Line Powered Operations............................................................................................ 57
10.3 Synchronization of the Barrier ................................................................................................ 57
10.4 Auxiliary A/D Converter.......................................................................................................... 58
10.5 Auto-Poll................................................................................................................................58
10.6 Barrier Control Functions....................................................................................................... 59
10.7 Line-Side Device Operating Modes........................................................................................ 60
10.8 Fail-Safe Operation of the Line-Side Device........................................................................... 60
11 Configurable Direct Access Arrangement (DAA).......................................................................... 61
11.1 Pulse Dialing..........................................................................................................................61
11.2 DC Termination...................................................................................................................... 61
11.2.1 Current Limit Detection................................................................................................ 63
11.3 AC Termination...................................................................................................................... 63
11.4 Billing Tone Rejection ............................................................................................................ 64
11.5 Trans-Hybrid Cancellation...................................................................................................... 65
11.6 Direct Access Arrangement Control Functions ....................................................................... 65
11.7 International Register Settings Table for DC and AC Terminations......................................... 69
12 Line Sensing and Status ................................................................................................................ 70
12.1 Auxiliary A/D Converter.......................................................................................................... 70
12.2 Ring Detection....................................................................................................................... 70
12.3 Line In Use Detection (LIU).................................................................................................... 70
12.4 Parallel Pick Up (PPU)........................................................................................................... 70
12.5 Polarity Reversal Detection.................................................................................................... 70
12.6 Off-hook Detection of Caller ID Type II................................................................................... 70
12.7 Voltage and Current Detection ............................................................................................... 71
12.8 Under Voltage Detection (UVD) ............................................................................................. 71
12.9 Over Voltage Detection (OVD)............................................................................................... 71
12.10 AC Signal Over Load Detection.............................................................................................. 71
12.11 Over Current Detection (OID)................................................................................................. 71
12.12 Line Status Functions Control Functions ................................................................................ 72
13 Loopback and Testing Modes........................................................................................................ 75
14 Performance ...................................................................................................................................77
14.1 DC VI Characteristics............................................................................................................. 77
14.2 Receive .................................................................................................................................78
15 Package Layout ..............................................................................................................................79
16 Ordering Information...................................................................................................................... 81
17 Contact Information........................................................................................................................81
Revision History .....................................................................................................................................82
Rev. 1.6
3
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
