SNOS630E August   2000  – February 2024 LMC6081 , LMC6082 , LMC6084

PRODUCTION DATA  

  1.   1
  2. 1Features
  3. 2Applications
  4. 3Description
  5. 4Pin Configuration and Functions
  6. 5Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information LMC6081
    5. 5.5 Thermal Information LMC6082
    6. 5.6 Thermal Information LMC6084
    7. 5.7 Electrical Characteristics
    8. 5.8 Typical Characteristics
  7. 6Application and Implementation
    1. 6.1 Application Information
      1. 6.1.1 Amplifier Topology
      2. 6.1.2 Compensating for Input Capacitance
      3. 6.1.3 Capacitive Load Tolerance
      4. 6.1.4 Latch-Up
    2. 6.2 Typical Applications
      1. 6.2.1 Typical Single-Supply Applications
      2. 6.2.2 Instrumentation Amplifier
    3. 6.3 Layout
      1. 6.3.1 Layout Guidelines
        1. 6.3.1.1 Printed Circuit Board Layout for High-Impedance Work
  8. 7Device and Documentation Support
    1. 7.1 Receiving Notification of Documentation Updates
    2. 7.2 Support Resources
    3. 7.3 Trademarks
    4. 7.4 Electrostatic Discharge Caution
    5. 7.5 Glossary
  9. 8Revision History
  10. 9Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • D|8
  • P|8
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.7 Electrical Characteristics

at TA = 25°C, VS = 5V (V– = 0V), VCM = 1.5V, VOUT = VS / 2, and RL = 1MΩ connected to VS / 2 (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
OFFSET VOLTAGE
VOS Input offset voltage  LMC608xAI ±150 ±350 µV
TA = –40°C to +85°C ±800
LMC608xI ±150 ±800
TA = –40°C to +85°C ±1300
dVOS/dT Input offset voltage drift  TA = –40°C to +85°C 1 µV/°C
PSRR Power-supply rejection ratio Positive
5V ≤ VCM ≤ 15V
 		 LMC608xAI 75 85 dB
LMC608xAI
TA = –40°C to +85°C		 72
LMC608xI 66 85
LMC608xI
TA = –40°C to +85°C		 63
Negative
–10V ≤ VCM ≤  0V		 LMC608xAI 84 94
LMC608xAI
TA = –40°C to +85°C		 81
LMC608xI 74 94
LMC608xI
TA = –40°C to +85°C		 71
INPUT BIAS CURRENT
IB Input bias current ±10 fA
TA = –40°C to +85°C ±4 pA
IOS Input offset current ±5 fA
TA = –40°C to +85°C ±2 pA
NOISE
en Input voltage noise density f = 1kHz 22 nV/√Hz
in Input current noise density f = 1kHz  4 fA/√Hz
THD Total harmonic distortion f= 10kHz, G = – 10V/V, RL = 2kΩ, VOUT = 8Vpp, VS = ±5V  0.2 %
INPUT VOLTAGE
VCM Common-mode voltage range To positive rail
5V ≤ VS ≤ 15V,
CMRR > 60dB		 (V+) – 1.9 (V+) – 2.3 V
TA = –40°C to +85°C (V+) – 2.5
To negative rail
5V ≤ VS ≤ 15V,
CMRR > 60dB		 (V–) – 0.1 (V–) – 0.4
TA = –40°C to +85°C (V–)
CMRR Common-mode rejection ratio VS = 15V,
0V < VCM < 12V		 LMC608xAI 75 85 dB
LMC608xAI, TA = –40°C to +85°C 72
LMC608xI 66 85
LMC608xI, TA = –40°C to +85°C 63
INPUT IMPEDANCE
RIN Input resistance 10 TΩ
OPEN-LOOP GAIN
AOL Open-loop voltage gain Sourcing,
VS = 15V, VCM = 7.5V,
7.5V < VO < 11.5V, RL = 2kΩ		 LMC608xAI 400 1400 V/mV
LMC608xAI, TA = –40°C to +85°C 300
LMC608xI 300 1400
LMC608xI, TA = –40°C to +85°C 200
Sinking,
VS = 15V, VCM = 7.5V,
2.5V < VO < 7.5V, RL = 2kΩ		 LMC608xAI 180 350
LMC608xAI, TA = –40°C to +85°C 100
LMC608xI 90 350
LMC608xI, TA = –40°C to +85°C 60
Sourcing,
VS = 15V, VCM = 7.5V,
7.5V < VO < 11.5V, 
RL = 600Ω		 LMC608xAI 400 1200
LMC608xAI, TA = –40°C to +85°C 150
LMC608xI 200 1200
LMC608xI, TA = –40°C to +85°C 80
Sinking,
VS = 15V, VCM = 7.5V,
2.5V < VO < 7.5V,
RL = 600Ω		 LMC608xAI 100 150
LMC608xAI, TA = –40°C to +85°C 50
LMC608xI 70 150
LMC608xI, TA = –40°C to +85°C 35
FREQUENCY RESPONSE
GBW Gain bandwidth product 1.3 MHz
SR Slew rate(2) VS = 15V, 10V step  0.8 1.5 V/µs
TA = –40°C to +85°C 0.6
θm Phase margin 50 °
Crosstalk Dual and quad channel, VS = 15V, RL = 100kΩ to 7.5V, f = 1kHz, VOUT = 12Vpp 140 dB
OUTPUT
VO Voltage output swing Positive rail
VS = 5V, RL = 2kΩ		 LMC608xAI 4.80 4.87 V
LMC608xAI, TA = –40°C to +85°C 4.73
LMC608xI 4.75 4.87
LMC608xI, TA = –40°C to +85°C 4.67
Negative rail
VS = 5V, RL = 2kΩ		 LMC608xAI 0.10 0.13
LMC608xAI, TA = –40°C to +85°C 0.17
LMC608xI 0.10 0.20
LMC608xI, TA = –40°C to +85°C 0.24
Positive rail
VS = 5V, RL = 600Ω		 LMC608xAI 4.50 4.61
LMC608xAI, TA = –40°C to +85°C 4.31
LMC608xI 4.50 4.61
LMC608xI, TA = –40°C to +85°C 4.21
Negative rail
VS = 5V, RL = 600Ω		 LMC608xAI 0.30 0.40
LMC608xAI, TA = –40°C to +85°C 0.50
LMC608xI 0.30 0.50
LMC608xI, TA = –40°C to +85°C 0.63
Positive rail
VS = 15V, RL = 2kΩ		 LMC608xAI 14.50 14.63
LMC608xAI, TA = –40°C to +85°C 14.34
LMC608xI 14.37 14.63
LMC608xI, TA = –40°C to +85°C 14.25
Negative rail
VS = 15V, RL = 2kΩ		 LMC608xAI 0.26 0.35
LMC608xAI, TA = –40°C to +85°C 0.45
LMC608xI 0.26 0.44
LMC608xI, TA = –40°C to +85°C 0.56
Positive rail
VS = 15V, RL = 600Ω		 LMC608xAI 13.35 13.90
LMC608xAI, TA = –40°C to +85°C 12.86
LMC608xI 14.37 13.90
LMC608xI, TA = –40°C to +85°C 14.25
Negative rail
VS = 15V, RL = 600Ω		 LMC608xAI 0.79 1.16
LMC608xAI, TA = –40°C to +85°C 1.32
LMC608xI 0.79 1.33
LMC608xI, TA = –40°C to +85°C 1.58
ISC Short-circuit current Sourcing
VS = 5V, VOUT = 0V		 LMC608xAI 16 22 mA
LMC608xAI, TA = –40°C to +85°C 10
LMC608xI 13 22
LMC608xI, TA = –40°C to +85°C 8
Sinking
VS = 5V, VOUT = 5V		 LMC608xAI 16 21
LMC608xAI, TA = –40°C to +85°C 13
LMC608xI 13 21
LMC608xI, TA = –40°C to +85°C 10
Sourcing
VS = 15V, VOUT = 0V		 LMC608xAI 28 30
LMC608xAI, TA = –40°C to +85°C 22
LMC608xI 23 30
LMC608xI, TA = –40°C to +85°C 18
Sinking
VS = 15V, VOUT = 13V(1)		 LMC608xAI 28 34
LMC608xAI, TA = –40°C to +85°C 22
LMC608xI 23 34
LMC608xI, TA = –40°C to +85°C 18
POWER SUPPLY
IQ Quiescent current per amplifier VOUT = 1.5V, VS = 5V 0.45 0.75 mA
TA = –40°C to +85°C 0.9
VOUT = 7.5V, VS = 15V
LMC6082, LMC6084		 0.55 0.85
TA = –40°C to +85°C 1
VOUT = 7.5V, VS = 15V
LMC6081		 0.55 0.85
TA = –40°C to +85°C 0.95
(1) Do not connect output to V+, when V+ is greater than 13V or reliability is adversely affected.
(2) Specification limit established from device population bench system measurements across multiple lots. Number specified is the slower of the positive and negative slew rates.