CLC1200ISO8X Equivalent & Substitute Parts

Part Overview

The CLC1200ISO8X is a general purpose operational amplifier manufactured by MaxLinear, Inc., housed in an 8-SOIC surface mount package. This device is classified as obsolete, making substitute components necessary for new designs and ongoing production requirements. The CLC1200ISO8X delivers 1 circuit with a slew rate of 1.2V/µs and operates across a supply voltage range of 4.6V to 36V, suitable for general signal conditioning and amplification applications.

Key Parameters

Parameter	CLC1200ISO8X
Amplifier Type	General Purpose
Number of Circuits	1
Slew Rate	1.2V/µs
-3dB Bandwidth	700 kHz
Current - Input Bias	500 pA
Voltage - Input Offset	125 µV
Current - Supply	1.3 mA
Current - Output / Channel	20 mA
Voltage - Supply Span (Min)	4.6 V
Voltage - Supply Span (Max)	36 V
Operating Temperature	-40°C ~ 85°C
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Product Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the CLC1200ISO8X is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Package compatibility: 8-SOIC (0.154", 3.90mm Width) surface mount
Supply voltage range: Minimum 4.6V to maximum 36V
Number of circuits: 1 circuit configuration
Mounting type: Surface mount

Secondary Compatibility Parameters:

Slew rate: 1.2V/µs or greater
Input bias current: 500 pA or lower
Input offset voltage: 125 µV or lower
Output current per channel: 20 mA or greater
Operating temperature range: Must encompass -40°C to 85°C minimum

The substitute parts listed below meet these criteria within the allowed electrical and mechanical specifications for this product category. Substitutes are grouped by amplifier type classification and active product status availability.

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Slew Rate	Input Bias Current	Input Offset Voltage	Supply Current	Output Current / Channel	Supply Voltage Min	Supply Voltage Max	Operating Temperature	Product Status	Package
CLC1200ISO8X	MaxLinear, Inc.	General Purpose	1.2V/µs	500 pA	125 µV	1.3 mA	20 mA	4.6 V	36 V	-40°C ~ 85°C	Obsolete	8-SOIC
ADA4077-1ARZ	Analog Devices Inc.	General Purpose	1.2V/µs	400 pA	15 µV	400 µA	22 mA	5 V	30 V	-40°C ~ 125°C	Active	8-SOIC
INA128U	Texas Instruments	Instrumentation	4V/µs	2 nA	10 µV	700 µA	15 mA	4.5 V	36 V	-40°C ~ 85°C	Active	8-SOIC
INA128U/2K5	Texas Instruments	Instrumentation	4V/µs	2 nA	10 µV	700 µA	15 mA	4.5 V	36 V	-40°C ~ 85°C	Active	8-SOIC
INA128UA	Texas Instruments	Instrumentation	4V/µs	2 nA	25 µV	700 µA	15 mA	4.5 V	36 V	-40°C ~ 125°C	Active	8-SOIC
INA128UA/2K5	Texas Instruments	Instrumentation	4V/µs	2 nA	25 µV	700 µA	15 mA	4.5 V	36 V	-40°C ~ 125°C	Active	8-SOIC
LT1920CS8#PBF	Analog Devices Inc.	Instrumentation	1.2V/µs	500 pA	30 µV	900 µA	27 mA	4.6 V	36 V	0°C ~ 70°C	Active	8-SOIC
LT1920CS8#TRPBF	Analog Devices Inc.	Instrumentation	1.2V/µs	500 pA	30 µV	900 µA	27 mA	4.6 V	36 V	0°C ~ 70°C	Active	8-SOIC
LT1920IS8	Analog Devices Inc.	Instrumentation	1.2V/µs	500 pA	30 µV	900 µA	27 mA	4.6 V	36 V	-40°C ~ 85°C	Active	8-SOIC
LT1920IS8#PBF	Analog Devices Inc.	Instrumentation	1.2V/µs	500 pA	30 µV	900 µA	27 mA	4.6 V	36 V	-40°C ~ 85°C	Active	8-SOIC
LT1920IS8#TRPBF	Analog Devices Inc.	Instrumentation	1.2V/µs	500 pA	30 µV	900 µA	27 mA	4.6 V	36 V	-40°C ~ 85°C	Active	8-SOIC

Engineering Selection Recommendations

Primary Substitute - General Purpose Category:

The ADA4077-1ARZ from Analog Devices Inc. is the recommended substitute within the general purpose amplifier classification. This device maintains identical slew rate performance (1.2V/µs) and package configuration (8-SOIC) as the CLC1200ISO8X. The ADA4077-1ARZ offers superior input offset voltage specification (15 µV versus 125 µV) and lower input bias current (400 pA versus 500 pA). The device operates across a 5V to 30V supply range, which encompasses the critical operating window of the original part. The ADA4077-1ARZ carries active product status and holds ROHS3 compliance certification, ensuring long-term availability and regulatory alignment.

Secondary Substitutes - Instrumentation Amplifier Category:

The INA128 series from Texas Instruments (INA128U, INA128U/2K5, INA128UA, INA128UA/2K5) provides functional substitution with enhanced performance characteristics. These instrumentation amplifiers deliver superior slew rate (4V/µs), significantly lower input bias current (2 nA), and improved input offset voltage specifications. All INA128 variants maintain 8-SOIC package compatibility and operate within the 4.5V to 36V supply range. The INA128UA and INA128UA/2K5 variants extend operating temperature to -40°C to 125°C, exceeding the original specification. All variants carry active product status and ROHS3 compliance.

Tertiary Substitutes - Instrumentation Amplifier with Matched Electrical Characteristics:

The LT1920 series from Analog Devices Inc. (LT1920CS8#PBF, LT1920CS8#TRPBF, LT1920IS8, LT1920IS8#PBF, LT1920IS8#TRPBF) provides direct electrical parameter matching with identical slew rate (1.2V/µs) and input bias current (500 pA). These instrumentation amplifiers maintain 8-SOIC package compatibility and operate across the 4.6V to 36V supply range. The LT1920IS8 variants support the full -40°C to 85°C operating temperature range of the original part. All LT1920 variants carry active product status and ROHS3 compliance certification.

Compliance and Availability:

All recommended substitutes hold active product status, ensuring continued manufacturing and supply chain availability. All substitute parts carry ROHS3 compliance and REACH unaffected status, meeting current regulatory requirements. Moisture sensitivity levels range from MSL 1 (unlimited) to MSL 3 (168 hours), consistent with surface mount component handling standards.

Frequently Asked Questions (FAQ)

Q: Why is the CLC1200ISO8X classified as obsolete?

A: The CLC1200ISO8X is designated as obsolete by MaxLinear, Inc., indicating discontinued manufacturing and limited availability. Substitute components must be identified for new designs and production continuity.

Q: What is the primary difference between general purpose and instrumentation amplifier substitutes?

A: General purpose amplifiers (ADA4077-1ARZ) are optimized for basic signal conditioning with moderate input impedance. Instrumentation amplifiers (INA128 series, LT1920 series) feature high input impedance, low input bias current, and superior common-mode rejection, making them suitable for precision measurement applications. Both categories meet the electrical and mechanical substitution criteria for the CLC1200ISO8X.

Q: Are all substitute parts pin-compatible with the CLC1200ISO8X?

A: All substitute parts utilize the 8-SOIC (0.154", 3.90mm Width) package configuration, ensuring mechanical compatibility. Pin-level functional compatibility must be verified against specific application circuit requirements and pinout diagrams.

Q: What packaging options are available for substitute parts?

A: Substitute parts are available in multiple packaging formats: Tube, Cut Tape (CT) & Digi-Reel®, and Tape & Reel (TR). Selection depends on production volume requirements and assembly process specifications.

Q: Which substitute offers the lowest supply current consumption?

A: The ADA4077-1ARZ delivers the lowest supply current at 400 µA, compared to 1.3 mA for the CLC1200ISO8X. The INA128 series operates at 700 µA, and the LT1920 series at 900 µA.

Q: Do all substitutes support the full -40°C to 85°C operating temperature range?

A: The ADA4077-1ARZ, INA128U, INA128U/2K5, and all LT1920 variants support -40°C to 85°C operation. The INA128UA and INA128UA/2K5 extend the upper limit to 125°C. The LT1920CS8 variants operate from 0°C to 70°C, which does not encompass the full original temperature range.

Q: What is the significance of the "#TRPBF" and "#PBF" designations in part numbers?

A: These designations indicate packaging format and lead finish specifications. "#TRPBF" indicates Tape & Reel packaging with lead-free finish. "#PBF" indicates Tube packaging with lead-free finish. These designations do not affect electrical performance or functional compatibility.

Q: Are substitute parts RoHS compliant?

A: All substitute parts carry ROHS3 compliance certification, meeting current environmental and regulatory requirements for electronic components.

Q: Which substitute provides the best input offset voltage specification?

A: The INA128 series offers the lowest input offset voltage at 10 µV (INA128U and INA128U/2K5) or 25 µV (INA128UA and INA128UA/2K5), compared to 125 µV for the CLC1200ISO8X and 15 µV for the ADA4077-1ARZ.

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