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Serial Telecom Interface ICs

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Supply Voltage - Max	Supply Voltage - Min	Operating Supply Current	Minimum Operating Temperature	Maximum Operating Temperature	Mounting Style	Package / Case	Packaging
Telecom Interface ICs V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder CMX868AE2 CML Micro 1: $10.71 109In Stock	Mfr. Part # CMX868AE2 Mouser Part # 226-CMX868AE2	CML Micro	Telecom Interface ICs V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder	Datasheet	109In Stock	$10.71 $10.37 $10.05 $9.43 View Quote	Min.: 1 Mult.: 1	Modems			5.5 mA	- 40 C	+ 85 C	SMD/SMT	TSSOP-24	Tube
Telecom Interface ICs Telecom Signalling Device with DTMF Encoder/Decoder, V.23/ V.21/ Bell 103/ Bell 202 FSK Modem CMX865AD4 CML Micro 1: $6.41 358In Stock 329Expected 11/24/2026	Mfr. Part # CMX865AD4 Mouser Part # 226-CMX865AD4	CML Micro	Telecom Interface ICs Telecom Signalling Device with DTMF Encoder/Decoder, V.23/ V.21/ Bell 103/ Bell 202 FSK Modem	Datasheet	358In Stock 329Expected 11/24/2026	$6.41 $6.24 $5.71 $5.27 View $4.67 $4.65	Min.: 1 Mult.: 1		3.6 V	3 V	4 mA	- 40 C	+ 85 C	SMD/SMT	SOIC-16	Tube
Telecom Interface ICs Telecom Signalling Device with DTMF Encoder/Decoder, V.23/ V.21/ Bell 103/ Bell 202 FSK Modem CMX865AE4 CML Micro 1: $5.27 756In Stock 665Expected 11/24/2026	Mfr. Part # CMX865AE4 Mouser Part # 226-CMX865AE4	CML Micro	Telecom Interface ICs Telecom Signalling Device with DTMF Encoder/Decoder, V.23/ V.21/ Bell 103/ Bell 202 FSK Modem	Datasheet	756In Stock 665Expected 11/24/2026	$5.27	Min.: 1 Mult.: 1		3.6 V	3 V	4 mA	- 40 C	+ 85 C	SMD/SMT	TSSOP-16	Tube
Telecom Interface ICs V.32bis, V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder CMX869BE2 CML Micro 1: $11.83 211In Stock 310Expected 11/10/2026	Mfr. Part # CMX869BE2 Mouser Part # 226-CMX869BE2	CML Micro	Telecom Interface ICs V.32bis, V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder	Datasheet	211In Stock 310Expected 11/10/2026	$11.83	Min.: 1 Mult.: 1	Modems			8.6 mA	- 40 C	+ 85 C	SMD/SMT	TSSOP-24	Tube
Telecom Interface ICs Function Images Supporting GMSK/GFSK, 4FSK, FFSK/MSK CMX7143L4 CML Micro 1: $35.10 4In Stock	Mfr. Part # CMX7143L4 Mouser Part # 226-CMX7143L4	CML Micro	Telecom Interface ICs Function Images Supporting GMSK/GFSK, 4FSK, FFSK/MSK Learn More about CML Micro circuits cmx7143	Datasheet	4In Stock	$35.10 $33.94 $30.90	Min.: 1 Mult.: 1	Modems				- 40 C	+ 85 C	SMD/SMT	LQFP-48	Tray
Telecom Interface ICs Function Images Supporting 4/16/32/64 QAM, 2/4/8/16 FSK, GMSK/GFSK, V.23 CMX7164Q1 CML Micro 1: $36.49 23In Stock	Mfr. Part # CMX7164Q1 Mouser Part # 226-CMX7164Q1	CML Micro	Telecom Interface ICs Function Images Supporting 4/16/32/64 QAM, 2/4/8/16 FSK, GMSK/GFSK, V.23 Learn More about CML Micro circuits cmx7164	Datasheet	23In Stock	$36.49 $35.30 $31.75 $30.19 View Quote	Min.: 1 Mult.: 1	Modems				- 40 C	+ 85 C	SMD/SMT	VQFN-64	Tray
Telecom Interface ICs V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder CMX867AD2 CML Micro 1: $7.83 78In Stock	Mfr. Part # CMX867AD2 Mouser Part # 226-CMX867AD2	CML Micro	Telecom Interface ICs V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder	Datasheet	78In Stock	$7.83 $7.57 $6.89 $6.88 View Quote	Min.: 1 Mult.: 1	Modems			5.5 mA	- 40 C	+ 85 C	SMD/SMT	SOIC-24	Tube
Telecom Interface ICs V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder CMX867AE2 CML Micro 1: $8.33 133In Stock	Mfr. Part # CMX867AE2 Mouser Part # 226-CMX867AE2	CML Micro	Telecom Interface ICs V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder	Datasheet	133In Stock	$8.33 $8.05 $7.25	Min.: 1 Mult.: 1	Modems			5.5 mA	- 40 C	+ 85 C	SMD/SMT	TSSOP-24	Tube
Telecom Interface ICs V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder CMX868AD2 CML Micro 1: $9.43 46In Stock 279Expected 11/24/2026	Mfr. Part # CMX868AD2 Mouser Part # 226-CMX868AD2	CML Micro	Telecom Interface ICs V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder	Datasheet	46In Stock 279Expected 11/24/2026	$9.43 Quote Quote	Min.: 1 Mult.: 1	Modems			5.5 mA	- 40 C	+ 85 C	SMD/SMT	SOIC-24	Tube
Telecom Interface ICs V.32bis, V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder CMX869BD2 CML Micro 1: $14.31 58In Stock	Mfr. Part # CMX869BD2 Mouser Part # 226-CMX869BD2	CML Micro	Telecom Interface ICs V.32bis, V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder	Datasheet	58In Stock	$14.31 $13.85 $12.44 $11.83 View Quote	Min.: 1 Mult.: 1	Modems			8.6 mA	- 40 C	+ 85 C	SMD/SMT	SOIC-24	Tube
Telecom Interface ICs The CMX7364 is a flexible, high performance, wideband wireless data modem with Twice the maximum data rate of CML's CMX7164 modem CMX7364Q1 CML Micro 1: $36.49 Non-Stocked Lead-Time 27 Weeks	Mfr. Part # CMX7364Q1 Mouser Part # 226-CMX7364Q1	CML Micro	Telecom Interface ICs The CMX7364 is a flexible, high performance, wideband wireless data modem with Twice the maximum data rate of CML's CMX7164 modem Learn More about CML Micro cml cmx7364 data modem	Datasheet	Non-Stocked Lead-Time 27 Weeks	$36.49 $31.75	Min.: 1 Mult.: 1	Modems						SMD/SMT	VQFN-64	Tray
Telecom Interface ICs 1CH, UNIC SLIC, 100V LE9551CMQC Microchip Technology 2,450: $3.76 Non-Stocked	Mfr. Part # LE9551CMQC Mouser Part # 494-LE9551CMQC	Microchip Technology	Telecom Interface ICs 1CH, UNIC SLIC, 100V	Datasheet	Non-Stocked	$3.76	Min.: 2,450 Mult.: 2,450	SLIC - Subscriber Line Interface Circuits	3.3 V	3.3 V				SMD/SMT	QFN-28	Tray
Telecom Interface ICs 1CH, UNIC SLIC, 100V LE9551CMQCT Microchip Technology 3,000: $3.90 Non-Stocked	Mfr. Part # LE9551CMQCT Mouser Part # 494-LE9551CMQCT	Microchip Technology	Telecom Interface ICs 1CH, UNIC SLIC, 100V	Datasheet	Non-Stocked	Reel $3.90	Min.: 3,000 Mult.: 3,000 : 3,000	SLIC - Subscriber Line Interface Circuits	3.3 V	3.3 V				SMD/SMT	QFN-28	Reel
Telecom Interface ICs 1CH, UNIV SLIC, 145V LE9551DMQC Microchip Technology 2,450: $4.16 Non-Stocked	Mfr. Part # LE9551DMQC Mouser Part # 494-LE9551DMQC	Microchip Technology	Telecom Interface ICs 1CH, UNIV SLIC, 145V	Datasheet	Non-Stocked	$4.16	Min.: 2,450 Mult.: 2,450	SLIC - Subscriber Line Interface Circuits	3.3 V	3.3 V				SMD/SMT	QFN-28	Tray
Telecom Interface ICs 1CH, UNIV SLIC, 145V LE9551DMQCT Microchip Technology 3,000: $4.36 Non-Stocked	Mfr. Part # LE9551DMQCT Mouser Part # 494-LE9551DMQCT	Microchip Technology	Telecom Interface ICs 1CH, UNIV SLIC, 145V	Datasheet	Non-Stocked	Reel $4.36	Min.: 3,000 Mult.: 3,000 : 3,000	SLIC - Subscriber Line Interface Circuits	3.3 V	3.3 V				SMD/SMT	QFN-28	Reel

Serial Telecom Interface ICs

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