Si3217x and Si3291x
ProSLIC® Single-Chip FXS Solution with FXO Option
Selected Electrical Specifications
Parameter
Ambient Temperature
Supply Voltage, Si3217x
Battery Voltage, Si3217x
Maximum Loop Resistance
(loop + load)
DC Differential Output
Resistance
Idle Channel Noise
PSRR from V
DD
Longitudinal to Metallic/PCM
Balance (forward or reverse)
Metallic/PCM to Longitudinal Balance
Longitudinal Impedance
Longitudinal Current per Pin
DC Feed Current
2-Wire Return Loss
Transhybrid Balance
Thermal Resistance (QFN-42)
Thermal Resistance (SOIC-16)
Continuous Power Dissipation (QFN-42)
Continuous Power Dissipation (SOIC-16)
θ
JA
θ
JA
P
D
P
D
T
A
= 85 °C
T
A
= 85 °C
See Table 5,
Si3217x
Data Sheet
Symbol
T
A
V
DD
V
BAT
R
LOOP
R
DO
I
LOOP
=18 mA, V
BAT
= –48 V
I
LOOP
< I
LIM
C-Message weighted
RX and TX, dc to 3.4 kHz
200 Hz to 1 kHz
1 kHz to 3.4 kHz
200 Hz to 3.4 kHz
200 Hz to 3.4 kHz at
TIP or RING
Active off-hook
200 Hz to 3.4 kHz
V
TR
= 0 V
200 Hz to 3.4 kHz
300 Hz to 3.4 kHz
Test Condition
F-Grade
G-Grade
Min
0
–40
3.13
–15
—
160
—
—
58
53
40
—
—
—
26
26
—
—
—
—
Typical
25
25
3.3
—
—
—
8
55
60
58
—
50
25
—
30
30
32
85
1.3
0.47
Max
70
85
3.47
–136/–110
2000
640
12
—
—
—
—
—
—
45
—
—
—
—
—
—
Unit
°C
°C
V
V
dBrnC
dB
dB
dB
dB
mA
mA
dB
dB
°C/W
°C/W
W
W
Package Information
42-Pin QFN
M in
A
b
D
D2
e
E
E2
E3
E4
L
L1
5.35
1.65
3.15
0.35
0.05
3.35
0.60
0.20
MM
Typ
0.65
0.25
5.00 BS C
3.40
0.50 BS C
7.00 BS C
5.40
1.70
3.20
0.40
0.10
5.45
1.75
3.25
0.45
0.15
3.45
M ax
0.70
0.30
Min
A
—
0.10
1.25
0.31
0.17
9.90 BSC
6.00 BSC
3.90 BSC
1.27 BSC
0.40
0.25 BSC
0.25
0°
Max
1.75
0.25
—
0.51
0.25
16-Pin SOIC
A1
A2
b
c
D
E
E1
e
L
L2
h
ø
1.27
0.50
8°
ProSLIC
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4.14.09
SILABS [ SILICON LABORATORIES ]
