SI3220-KQ Silicon Laboratories Inc, SI3220-KQ Datasheet - Page 10

• 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

Table 5. AC Characteristics (Continued)
(V
Si3220/Si3225
10
Parameter
Transhybrid Balance
Idle Channel Noise
PSRR from V
Longitudinal to Metallic/PCM
Balance (forward or reverse)
Metallic/PCM to Longitudinal
Balance
Longitudinal Impedance
Longitudinal Current per Pin
Notes:
DD
1. The input signal level should be 0 dBm0 for frequencies greater than 100 Hz. For 100 Hz and below, the level should
2. Analog signal measured as V
3. The quantization errors inherent in the µ/A-law companding process can generate slightly worse gain tracking
4. The digital gain block is a linear multiplier that is programmable from –∞ to +6 dB. The step size in dB varies over the
5. V
6. The level of any unwanted tones within the bandwidth of 0 to 4 kHz does not exceed –55 dBm.
7. The OBIAS and ABIAS registers program the dc bias current through the SLIC in the on-hook transmission and off-
, V
DD1
be –10 dBm0. The output signal magnitude at any other frequency will be smaller than the maximum value specified.
performance in the signal range of 3 to –37 dB for signal frequencies that are integer divisors of the 8 kHz PCM
sampling rate.
complete range. See “Audio Path Processing”.
hook active conditions, respectively. This per-pin total current setting should be selected so it can accommodate the
sum of the metallic and longitudinal currents through each of the TIP and RING leads for a given application.
DD1
–V
–V
DD4
DD1
DD4
= 3.13 to 5.25 V, T
–V
= 3.3 V, V
6
DD4
5
7
BAT
7
= –52 V, no fuse resistors, R
A
TIP
= 0 to 70 °C for K-Grade, –40 to 85 °C for B-Grade)
– V
200 Hz to 3.4 kHz at TIP or RING
RING
RX and TX, dc to 3.4 kHz
Psophometric weighted
Longitudinal Performance
C-Message weighted
. Assumes ideal line impedance matching.
Register-dependent
Register-dependent
300 Hz to 3.4 kHz
200 Hz to 3.4 kHz
200 Hz to 3.4 kHz
1 kHz to 3.4 kHz
200 Hz to 1 kHz
Test Condition
Active off-hook
Noise Performance
Preliminary Rev. 0.91
OBIAS/ABIAS
OBIAS/ABIAS
10 = 12 mA
10 = 12 mA
11 = 16 mA
11 = 16 mA
00 = 4 mA
01 = 8 mA
00 = 4 mA
01 = 8 mA
3 kHz flat
L
= 600 Ω, Z
S
= 600 Ω synthesized using RS register coefficients.
Min
34
40
58
53
40
—
—
—
—
—
—
—
—
—
—
—
Typ
–78
40
12
63
58
50
25
25
20
10
—
—
—
4
8
8
Max
–75
15
18
—
—
—
—
—
—
—
—
—
—
—
—
—
dBrnC
dBmP
dBrn
Unit
mA
mA
mA
mA
dB
dB
dB
dB
dB
Ω
Ω
Ω
Ω