SI3220-KQ Silicon Laboratories Inc, SI3220-KQ Datasheet - Page 72

• Manufacturer Part Number: SI3220-KQ
• Description: IC SLIC/CODEC DUAL-CH 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: ProSLIC®r

Specifications of SI3220-KQ

• Package / Case: *
• Function: Subscriber Line Interface Concept (SLIC), CODEC
• Interface: GCI, PCM, SPI
• Number Of Circuits: 2
• Voltage - Supply: 3.3V, 5V
• Current - Supply: 65mA
• Power (watts): 941mW
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Includes: Battery Switching, BORSCHT Functions, DTMF Generation and Decoding, FSK Tone Generation, Modem and Fax Tone Detection
• Product: Telecom
• Supply Voltage (min): 3.13 V
• Supply Current: 22 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Number Of Channels: 2
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Si3220/Si3225
72
Segment
Number
7
6
5
4
3
2
1
Notes:
1. Characteristics are symmetrical about analog zero with sign bit = 0 for negative values.
2. Digital code includes inversion of even numbered bits. Other available formats include inversion of odd bits, inversion of
all bits, or no bit inversion. See "PCM Companding" on page 70 for more details.
#intervals X interval size
16 X 128
16 X 64
16 X 32
16 X 16
16 X 8
16 X 4
32 X 2
Table 39. A-Law Encode-Decode Characteristics
Value at segment endpoints
4096
3968
.
.
2176
2048
.
.
.
1088
1024
.
.
.
544
512
.
.
.
272
256
.
.
.
136
128
.
.
.
68
64
.
.
.
2
0
Preliminary Rev. 0.91
Digital Code
10101010b
10100101b
10110101b
10000101b
10010101b
11100101b
11110101b
11010101b
1,2
Decode Level
4032
2112
1056
528
264
132
66
1