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Telecom Interface ICs are semiconductor devices used for signal transmission, line interface, communication control and system connectivity in telecom and networking equipment. They are widely used in communication infrastructure, industrial communication systems, modems, routers, PBX systems, access equipment, VoIP devices, test instruments and embedded communication products.
This category includes telecom interface ICs, line interface devices, subscriber line interface circuits, communication controllers, signal conditioning ICs and related interface components. These devices are commonly selected based on communication standard, line voltage, data rate, channel count, protection features, package type and system compatibility.
TomatoElec supplies original Telecom Interface ICs from recognized semiconductor manufacturers such as Texas Instruments, Analog Devices, STMicroelectronics, Microchip, NXP, onsemi, Diodes Incorporated, Infineon, Renesas and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Function | Interface | Number of Circuits | Voltage - Supply | Current - Supply | Power (Watts) | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
CPC5604AIC TELECOM INTERFACE 32SOIC |
0 | - |
|
Datasheet |
LITELINK® | 32-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Data Access Arrangement (DAA) | - | 1 | 4.75V ~ 5.25V | 15mA | 1 W | -20°C ~ 85°C | - | - | Surface Mount | 32-SOIC |
|
XS170IC TELECOM INTERFACE 8DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Relay Switch | - | 2 | - | - | 800 mW | -40°C ~ 85°C | - | - | Through Hole | 8-DIP |
|
ITC117PLIC TELECOM INTERFACE 16SOIC |
0 | - |
|
- |
- | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Telecom Circuit | - | 1 | - | - | 1 W | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
|
M-991IC TELECOM INTERFACE 14DIP |
0 | - |
|
Datasheet |
- | 14-DIP (0.300", 7.62mm) | Tube | Obsolete | Tone Generator | - | 1 | 4.75V ~ 5.25V | - | - | -40°C ~ 85°C | - | - | Through Hole | 14-DIP |
|
M-991-01SMIC TELECOM INTERFACE 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Tone Generator | - | 1 | 4.75V ~ 5.25V | - | - | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
|
M-982-02PIC TELECOM INTERFACE 22DIP |
0 | - |
|
- |
- | 22-DIP (0.415", 10.50mm) | Bulk | Obsolete | Tone Detector | - | 1 | 2.7V ~ 5.5V | 15mA | - | -40°C ~ 85°C | - | - | Through Hole | 22-DIP |
|
M-980-02SIC TELECOM INTERFACE 16SOIC |
0 | - |
|
- |
- | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Tone Detector | - | 1 | 2.8V ~ 5.5V | 5mA | 25 mW | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
|
M-982-02SIC TELECOM INTERFACE 20SOIC |
0 | - |
|
- |
- | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Tone Detector | - | 1 | 2.7V ~ 5.5V | 15mA | - | -40°C ~ 85°C | - | - | Surface Mount | 20-SOIC |
|
CPC1465DIC TELECOM INTERFACE 16SOIC |
0 | - |
|
- |
- | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | DC Signal Termination | ISDN, SHDSL | 1 | - | - | 1 W | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
|
CPC7581BAIC TELECOM INTERFACE 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Line Card Access Switch | - | 1 | 4.5V ~ 5.5V | 1.3mA | 10 mW | -40°C ~ 110°C | - | - | Surface Mount | 16-SOIC |
|
CPC7583BAIC TELECOM INTERFACE 28SOIC |
0 | - |
|
Datasheet |
- | 28-SOIC (0.295", 7.50mm Width) | Tube | Discontinued at Digi-Key | Line Card Access Switch | - | 1 | 4.5V ~ 5.5V | 700µA | 10.5 W | -40°C ~ 110°C | - | - | Surface Mount | 28-SOIC |
|
BA1604IC TELECOM INTERFACE 8DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Active | Tone Decoder, PLL | - | 1 | 4.75V ~ 9V | 10mA | 350 mW | -40°C ~ 85°C | - | - | Through Hole | 8-DIP |
|
BU8307CF-E2IC TELECOM INTERFACE 24SOP |
0 | - |
|
Datasheet |
- | 24-SOIC (0.213", 5.40mm Width) | Tape & Reel (TR) | Active | Pulse, Tone Dialer | - | 1 | 2.5V ~ 5.5V | 660µA | 550 mW | -10°C ~ 60°C | - | - | Surface Mount | 24-SOP |
|
BU8761KVIC TELECOM INTERFACE 48VQFP |
0 | - |
|
Datasheet |
- | 48-LQFP | Tray | Active | PCM CODEC | - | 1 | 2.7V ~ 3.3V | - | 400 mW | -30°C ~ 85°C | - | - | Surface Mount | 48-VQFP (7x7) |
|
BU8874IC TELECOM INTERFACE 8DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Receiver, DTMF | - | 1 | 4.75V ~ 5.25V | 2.2mA | 500 mW | -10°C ~ 70°C | - | - | Through Hole | 8-DIP |
|
BU8874F-E2IC TELECOM INTERFACE 18SOP |
0 | - |
|
Datasheet |
- | 18-SOIC (0.213", 5.40mm Width) | Tape & Reel (TR) | Obsolete | Receiver, DTMF | - | 1 | 4.75V ~ 5.25V | 2.2mA | 550 mW | -10°C ~ 70°C | - | - | Surface Mount | 18-SOP |
|
SI3010-FSIC TELECOM INTERFACE 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Direct Access Arrangement (DAA) | Parallel, SPI, UART | 1 | 3V ~ 3.6V | 15mA | - | 0°C ~ 70°C | - | - | Surface Mount | 16-SOIC |
|
MC33215BEIC TELECOM INTERFACE 42DIP |
0 | - |
|
Datasheet |
- | 42-SDIP (0.600", 15.24mm) | Tube | Obsolete | Voice-Switched Speakerphone | - | 1 | - | - | - | -20°C ~ 70°C | - | - | Through Hole | 42-PDIP |
|
LT1684CS#TRPBFIC TELECOM INTERFACE 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Tone Generator | - | 1 | - | - | - | 0°C ~ 125°C | - | - | Surface Mount | 14-SO |
|
LT1684IN#PBFIC TELECOM INTERFACE 14DIP |
0 | - |
|
Datasheet |
- | 14-DIP (0.300", 7.62mm) | Tube | Obsolete | Tone Generator | - | 1 | - | - | - | -40°C ~ 125°C | - | - | Through Hole | 14-PDIP |

