Interface is E1, T1 - Interface - Telecom Distributor - CS61535A-IL1Z CS61574A-IL1Z CS61574A-IL1ZR

Part Number	Manufacturer / Brand	Brife Description	Part Status	Function	Interface	Number of Circuits	Voltage - Supply	Current - Supply	Power (Watts)	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
CS61535A-IL1Z	Cirrus Logic Inc.	IC LIU T1/E1 28PLCC	Obsolete	Line Interface Unit (LIU)	E1, T1	1	4.75 V ~ 5.25 V	-	350mW	-40°C ~ 85°C	Surface Mount	28-LCC (J-Lead)	28-PLCC
CS61574A-IL1Z	Cirrus Logic Inc.	IC LIU T1/E1 28PLCC	Obsolete	Line Interface Unit (LIU)	E1, T1	1	4.75 V ~ 5.25 V	-	350mW	-40°C ~ 85°C	Surface Mount	28-LCC (J-Lead)	28-PLCC
CS61574A-IL1ZR	Cirrus Logic Inc.	IC LIU T1/E1 28PLCC	Obsolete	Line Interface Unit (LIU)	E1, T1	1	4.75 V ~ 5.25 V	-	350mW	-40°C ~ 85°C	Surface Mount	28-LCC (J-Lead)	28-PLCC
CS61575-IL1Z	Cirrus Logic Inc.	IC LIU T1/E1 28PLCC	Obsolete	Line Interface Unit (LIU)	E1, T1	1	4.75 V ~ 5.25 V	-	350mW	-40°C ~ 85°C	Surface Mount	28-LCC (J-Lead)	28-PLCC
CS61583-IQ5Z	Cirrus Logic Inc.	IC LIU DUAL T1/E1 64TQFP	Obsolete	Line Interface Unit (LIU)	E1, T1	2	4.75 V ~ 5.25 V	-	310mW	-40°C ~ 85°C	Surface Mount	64-LQFP	64-TQFP
CS61584A-IQ3Z	Cirrus Logic Inc.	IC LINE INTERFACE T1/E1 64LQFP	Obsolete	Line Interface Unit (LIU)	E1, T1	2	3.135 ~ 5.25 V	-	350mW	-40°C ~ 85°C	Surface Mount	64-LQFP	64-LQFP
CS61584A-IQ5Z	Cirrus Logic Inc.	IC LIU DUAL T1/E1 64LQFP	Obsolete	Line Interface Unit (LIU)	E1, T1	2	3.135 ~ 5.25 V	-	350mW	-40°C ~ 85°C	Surface Mount	64-LQFP	64-LQFP
XRT85L61IG-F	MaxLinear, Inc.	IC BITS CLOCK EXTRACTOR 28TSSOP	Obsolete	BITS Clock Extractor	E1, T1	1	3.14 V ~ 3.47 V	-	-	-40°C ~ 85°C	Surface Mount	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP