Si3056
Si3018/19/10
Table 14. New Si3056 Features
Chipset
Si3044
Si3021
Si3056
System-Side Part #
Line-Side Part #
Si3015
Yes
Si3010
Yes
Si3018
Yes
Si3019
Yes
Global DAA
Digital Interface
SSI
SSI
SSI
SSI
Power Supply
3.3 V or 5 V
56 kbps
16-bit
3.3 V
3.3 V
3.3 V
Max Modem Connect Rate
Data Bus Width
2400 bps
16-bit
56 kbps
16-bit
56 kbps
16-bit
Control Register Addressing
Max Sampling Frequency
AC Terminations
6-bit
8-bit
8-bit
8-bit
11.025 kHz
2
16 kHz
4
16 kHz
4
16 kHz
16
Programmable Gain
Loop Current Monitoring
Line Voltage Monitoring
Polarity Reversal Detection
Line I/V Threshold Detection
Ring Qualification
Wake-on-Ring Support
HW Interrupts
3 dB steps
3 mA/bit
2.75 V per bit
3 dB steps
1.1 mA/bit
1 V per bit
3 dB steps
1.1 mA/bit
1 V per bit
0.1 dB steps
1.1 mA/bit
1 V per bit
Yes (SW polling) Yes (HW interrupt) Yes (HW interrupt) Yes (HW interrupt)
No
No
No
Yes
Yes
No
Yes
Yes
Yes
Yes (MCLK active) Yes (MCLK active) Yes (MCLK active)
Ring detect only
Yes
7 HW interrupts
Yes
7 HW interrupts
Yes
8 HW interrupts
Yes
Integrated Fixed Analog
Hybrid
Programmable Digital Hybrid
No
Yes
Yes
Yes
Full Scale Transmit/Receive
Level
+3.2 dBm
0 dBm
0 dBm
+3.2 dBm
22
Rev. 1.05
SILICON [ SILICON ]
