SI3211-E-GM Silicon Laboratories Inc, SI3211-E-GM Datasheet - Page 28

• 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

Si3210/Si3211
The subcircuit above can be substituted into any of the
ProSLIC solutions as an optional bias circuit for Q5 and
Q6. For this optional subcircuit, C7 and C8 differ in
28
Figure 15. Si321x Optional Equivalent Q5, Q6
Component
Component
R23,R24
C7,C8
R28
R29
RRE
80.6
Table 19. Component Value Selection for Si3210/Si3210M
R7
For V
Q5
For V
For V
For V
For V
Table 18. Si321x Optional Bias Component Values
100 nF, 100 V, X7R, 20%
QRP
5551
1/10 W, 1% resistor
1/10 W, 1% resistor
CLAMP
3.0 k, 1/10 W, 5%
CLAMP
CLAMP
R12
RRBN
5.1k
DD
DD
= 3.3 V: 26.1 k
= 5.0 V: 37.4 k
Q3
Value
= 100 V: 676 k
= 80 V: 541 k
= 85 V: 574 k
Value
QRDN
5401
R23
RRBN0
3.0k
100 nF
CRBN
C7
Rev. 1.45
RTE
80.6
R6
voltage and capacitance from the standard circuit. R23
and R24 are additional components.
Q6
Package
QTN
5551
Package
805
805
R13
RTBN
5.1k
1210
805
Q4
where V
QTDN
5401
R24
RTBN0
3.0k
where V
Bias Circuit
R28 = (V
Murata, Johanson, Venkel
R29 = V
Supplier/Part Number
CLAMP
BE
is the nominal VBE for Q9
C8
CTBN
100 nF
Comments
DD
for V
is the clamping voltage
CLAMP
+ V
BAT
BE
/148 µA
)/148 µA