
For Reference Only
Part Number | SI32171-B-FM |
OEMstron Part # | SI32171-B-FM |
Manufacturer | Silicon Labs |
Category | Semiconductors › Interface ICs › Telecom |
Description | IC PROSLIC FXS DTMF -110V 42QFN |
Lifecycle | Obsolete |
RoHS | No RoHS Information |
EDA/CAD Models | SI32171-B-FM PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 17 - Mar 22 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
SI32171-B-FM Specifications
Part Number | SI32171-B-FM | |
Brand | Silicon Labs | |
Lifecycle | Obsolete | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Interface ICs | |
Subcategory | Telecom | |
Manufacturer | Silicon Labs | |
Series | ProSLIC® | |
Function | Subscriber Line Interface Concept (SLIC), CODEC | |
Interface | GCI, PCM, SPI | |
Number of Circuits | 1 | |
Voltage - Supply | 3.3V | |
Current - Supply | - | |
Power (Watts) | - | |
Operating Temperature | 0°C ~ 70°C | |
Mounting Type | Surface Mount | |
Package / Case | 42-WFQFN Exposed Pad | |
Supplier Device Package | 42-QFN (5x7) |
SI32171-B-FM Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
SI32171-B-FM1R D# V72:2272_06526486 Silicon Laboratories Inc |
1 FXS PCM interface, -110 V, DTMF detection, pulse metering, daisy chain mode ProSLIC RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
SI32171-B-FM Silicon Laboratories Inc |
IC PROSLIC FXS DTMF -110V 42QFN |
Contact Us |
SI32171-B-FM1R Silicon Laboratories Inc |
IC PROSLIC FXS DTMF -110V 42QFN |
Contact Us |
SI32171-B-FM1 Silicon Laboratories Inc |
IC PROSLIC FXS DTMF -110V 42QFN |
Contact Us |
SI32171-B-FMR Silicon Laboratories Inc |
IC PROSLIC FXS DTMF -110V 42QFN |
Contact Us |
Part Number | Description | Stock |
SI32171-B-FM1 D# 336-5513-ND Silicon Laboratories Inc |
IC TELECOM INTERFACE 42QFN |
547 In Stock |
SI32171-B-FM1R D# 336-5501-1-ND Silicon Laboratories Inc |
IC TELECOM INTERFACE 42QFN |
705 In Stock |
SI32171-B-FMR D# SI32171-B-FMR-ND Silicon Laboratories Inc |
IC TELECOM INTERFACE 42QFN |
Limited Supply - Call |
SI32171-B-FM D# SI32171-B-FM-ND Silicon Laboratories Inc |
IC TELECOM INTERFACE 42QFN |
Limited Supply - Call |
Part Number | Description | Stock |
SI32171-B-FM1R Silicon Laboratories Inc |
In stock shipping within 2days |
2463 |
SI32171-B-FMR SILICONLABS |
In stock shipping within 2days |
2332 |
Part Number | Description | Stock |
SI32171BFM1R Silicon Laboratories Inc |
OEM/CM QUOTES ONLY | NO BROKERS |
2148 |
SI32171BFM1 Silicon Laboratories Inc |
OEM/CM QUOTES ONLY | NO BROKERS |
712 |
SI32171BFMR Vishay Siliconix |
OEM/CM QUOTES ONLY | NO BROKERS |
3037 |
SI32171BFM |
OEM/CM QUOTES ONLY | NO BROKERS |
220 |
Part Number | Description | Stock |
SI32171-B-FMR Silicon Laboratories Inc |
OEM/CM Immediate delivery |
220 |
SI32171-B-FM1R Silicon Laboratories Inc |
OEM/CM Immediate delivery |
1805 |
SI32171-B-FM1 Silicon Laboratories Inc |
OEM/CM Immediate delivery |
76 |
Part Number | Description | Stock |
SI32171-B-FM D# NS-SI32171-B-FM Silicon Laboratories Inc |
OEM/CM ONLY |
5678 |
SI32171-B-FMR D# NS-SI32171-B-FMR Silicon Laboratories Inc |
OEM/CM ONLY |
1811 |
Part Number | Description | Stock |
SI32171-B-FM1RSI32171-B-FM (EOL PART)SI32171-B-FMR |
OEM/CM ONLY |
178 |
SI32171BFM1 SLL |
OEM/CM ONLY |
136 |
SI32171BFMR Silicon Laboratories Inc |
OEM/CM ONLY |
1657 |
SI32171BFM Silicon Laboratories Inc |
OEM/CM ONLY |
129 |
SI32171BFM1R Silicon Laboratories Inc |
OEM/CM ONLY |
29178 |
Part Number | Description | Stock |
SI32171-B-FM1R Silicon Laboratories Inc |
IN stock Immediate delivery |
1820 |
SI32171-B-FM1 Silicon Laboratories Inc |
IN stock Immediate delivery |
71 |
SI32171-B-FMR Silicon Laboratories Inc |
IN stock Immediate delivery |
215 |
Part Number | Description | Stock |
SI32171-B-FM1R Silicon Laboratories Inc |
FXS with dc-dc controller (-110V max. battery), DTMF detection, pulse-metering - lead free |
Short Lead Time |
SI32171-B-FM1 Silicon Laboratories Inc |
FXS with dc-dc controller (-110V max. battery), DTMF detection, pulse-metering - lead free |
Short Lead Time |
Part Number | Description | Stock |
SI32171-B-FMR Silicon Image Inc |
shipping today |
443 |
SI32171-B-FM1R Silicon Image Inc |
shipping today |
892 |
Part Number | Description | Stock |
SI32171-B-FMR Silicon Laboratories Inc |
IC PROSLIC FXS DTMF -110V 42QFN |
300 |
SI32171-B-FM1R Silicon Laboratories Inc |
IC PROSLIC FXS DTMF -110V 42QFN |
893 |
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