Figure 4-2. OPA2134: D Package…

OPA2134UA

ActiveInstrumentation, OP Amps, Buffer AmpsSOIC

IC AUDIO 2 CIRCUIT 8SOIC

OPA2134UA is a dual-channel high-performance audio operational amplifier in an 8-pin SOIC package, operating from -40°C to +85°C, featuring ultra-low distortion, low noise, and a FET input stage for professional audio applications.Checked against the datasheet

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Technical parameters

Key specs

Supply voltage5 ~ 36 V

Gain bandwidth product8 MHzTyp

Input offset voltage3.5 mVMax · Max ±3.5 mV (at TA = 25°C)，Max ±1 mV (at TA = -40°C to +85°C)

Quiescent current5 mAMax · IO=0mA)

Channels2

Datasheet-verified parameters

20 items

Parameter	Value and test conditions	Source
Supply voltage range	Dual supply: Min ±2.5V, Nom ±15V, Max ±18V; Single supply: Min 5V, Nom 30V, Max 36V
Gain bandwidth product	Typ 8 MHz
Input offset voltage	Typ ±1 mV, Max ±3.5 mV (at TA = 25°C); Max ±1 mV (at TA = -40°C to +85°C)
Quiescent current	Min 4 mA, Max 5 mA (per amplifier, IO=0mA)
Channel count	Dual
Package	SOIC (D), 8-Pin
Operating temperature	Min -40°C, Max +85°C
RoHS	Yes
Slew rate	Typ ±20 V/μs
Open-loop voltage gain	Min 104 dB, Typ 120 dB (RL = 2kΩ)
Input bias current	Typ ±5 pA, Max ±100 pA (at TA = 25°C)
Input voltage noise density	Typ 8 nV/√Hz (at f = 1kHz)
Total harmonic distortion plus noise	Typ 0.00008% (f = 1kHz, G = 1, VO = 3Vrms, RL = 2kΩ)
Common-mode rejection ratio	Min 86 dB, Typ 100 dB (at TA = 25°C); Min 90 dB (at TA = -40°C to +85°C)
Power-supply rejection ratio	Min 90 dB, Typ 106 dB (5V ≤ VS ≤ 36V)
Short-circuit current	Sourcing 36 mA, Sinking -30 mA
Absolute Maximum Ratings - Supply voltage	Max 36 V (Single supply)
Absolute Maximum Ratings - Operating temperature	Min -40°C, Max 125°C
Electrostatic discharge - Human-body model	±2000 V (HBM, per ANSI/ESDA/JEDEC JS-001)
Electrostatic discharge - Charged-device model	±500 V (CDM, per JEDEC specification JESD22-C101)

All parameters (20)ExpandCollapse

Power
Current - Input Bias	5 pA
Current - Output / Channel	35 mA
Current - Supply	4mA (x2 Channels)
Voltage - Supply Span (Max)	36 V
Voltage - Supply Span (Min)	5 V
AC and DC characteristics
Gain Bandwidth Product	8 MHz
Slew Rate	20V/µs
Voltage - Input Offset	500 µV
Environment and package
Mounting Type	Surface Mount
Operating Temperature	-40°C~85°C
Package	Tube
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Other
Amplifier Type	Audio
Base Product Number	OPA2134
Mfr	Texas Instruments
Number of Circuits	2
Output Type	-
Product Status	Active
Series	SoundPlus™

Pinout and package

Pin	Name	Function
1	OUT	A, Output, channel A
2		-IN A, Inverting input, channel A
3		+IN A, Noninverting input, channel A
4		V-, Negative (lowest) power supply
5		+IN B, Noninverting input, channel B
6		-IN B, Inverting input, channel B
7	OUT	B, Output, channel B
8		V+, Positive (highest) power supply

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DatasheetDatasheet · 1.4 MB · 2026-10-29

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