Si3227-C-GQ Silicon Laboratories Inc, Si3227-C-GQ Datasheet - Page 7

• Manufacturer Part Number: Si3227-C-GQ
• Description: Telecom Line Management ICs Dual Chanel Wideband SLIC/CODEC
• Manufacturer: Silicon Laboratories Inc

Specifications of Si3227-C-GQ

• Product: Telecom
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 4. AC Characteristics (Continued)
(V
Longitudinal to Metallic/PCM
Balance (forward or reverse)
Metallic/PCM to Longitudinal Bal-
ance
Longitudinal Impedance
Longitudinal Current per Pin
DC Current
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. V
5. The level of any unwanted tones within the bandwidth of 0 to 4 kHz does not exceed –55 dBm.
= 3.13 to 3.47 V, T
be –10 dBm0. The output signal magnitude at any other frequency is 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.
coefficients.
DD1
–V
Parameter
DD4
= 3.3 V, V
A
= 0 to 70 °C for F-Grade, –40 to 85 °C for G-Grade)
BAT
= –52 V, no fuse resistors; R
TIP
– V
200 Hz to 3.4 kHz at TIP or RING
RING
Differential + Common Mode
Longitudinal Performance
. Assumes ideal line impedance matching.
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
Common Mode
Active off-hook
Preliminary Rev. 0.33
Differential
L
= 600 Ω, Z
S
= 600 Ω synthesized using RS register
Min
58
53
40
—
—
—
—
—
Typ
60
58
50
—
—
—
—
—
Si3208/9
Max
30
45
30
45
—
—
—
—
Unit
mA
mA
mA
mA
dB
dB
dB
Ω
7