SI3211-E-GM Silicon Laboratories Inc, SI3211-E-GM Datasheet - Page 81

• Manufacturer Part Number: SI3211-E-GM
• Description: IC PROSLIC/CODEC DTMF 38VQFN
• Manufacturer: Silicon Laboratories Inc
• Series: ProSLIC®r

Specifications of SI3211-E-GM

• Function: Subscriber Line Interface Concept (SLIC), CODEC
• Interface: PCM, SPI
• Number Of Circuits: 1
• Voltage - Supply: 3.3V, 5V
• Current - Supply: 88mA
• Power (watts): 700mW
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 38-VQFN
• Includes: BORSCHT Functions, DTMF Generation and Decoding, FSK Caller ID Generation, Pulse Metering Generation, Ringing and Battery Voltag
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Register 24. DTMF Decode Status
Reset settings = 0000_0000
Name
Bit
7:5
3:0
Type
4
Bit
Reserved
DIG[3:0]
Name
VAL
D7
Read returns zero.
DTMF Valid Digit Decoded.
0 = Not currently detecting digit.
1 = Currently detecting digit.
DTMF Digit.
0001 = “1”
0010 = “2”
0011 = “3”
0100 = “4”
0101 = “5”
0110 = “6”
0111 = “7”
1000 = “8”
1001 = “9”
1010 = “0”
1011 = “*”
1100 = “#”
1101 = “A”
1110 = “B”
1111 = “C”
0000 = “D”
D6
D5
Rev. 1.45
VAL
D4
R
Function
D3
D2
Si3210/Si3211
DIG[3:0]
R
D1
D0
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