LMC6762

Manufacturer Part NumberLMC6762
ManufacturerTexas Instruments
LMC6762 datasheet
 


Specifications of LMC6762

Number Of Channels2Vs(min)(v)2.7
Vs(max)(v)15Output TypePush-Pull
Tresp Low - To - High(us)4Output Current(min)(ma)30
Input Bias Current (+/-)(max)(na)0.001Pin/package8SOIC
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LMC6762
LMC6762 Dual MicroPower Rail-To-Rail Input CMOS Comparator with Push-Pull
Output
Literature Number: SNOS739C

LMC6762 Summary of contents

  • Page 1

    ... LMC6762 LMC6762 Dual MicroPower Rail-To-Rail Input CMOS Comparator with Push-Pull Output Literature Number: SNOS739C ...

  • Page 2

    ... Dual MicroPower Rail-To-Rail Input CMOS Comparator with Push-Pull Output General Description The LMC6762 is an ultra low power dual comparator with a maximum supply current of 10 µA/comparator designed to operate over a wide range of supply voltages, from 2.7V to 15V. The LMC6762 has guaranteed specs at 2.7V to meet the demands of 3V digital systems ...

  • Page 3

    ... CMRR 2.5 mA LOAD I = 2.5 mA LOAD For Both Comparators (Output Low) 2 −65˚C to +150˚C (Note 1) 2.7 ≤ V −40˚C ≤ − 0V /2. Boldface limits apply at the CM LMC6762AI LMC6762BI Typ Limit Limit (Note 6) (Note 2.0 3.3 0.02 0. 100 3.0 2.9 2.9 2.7 2.7 −0.3 − ...

  • Page 4

    ... LOAD + V = 15V 0 LOAD For Both Comparators 12 (Output Low) Sourcing 30 Sinking 12V 45 O (Note 7) 3 − 0V /2. Boldface limits ap- CM LMC6762AI LMC6762BI Limit Limit Units (Note 6) (Note max µV/˚C µV/Month 5.2 5.2 V 5.0 5.0 min −0.2 − ...

  • Page 5

    ... T . The maximum allowable power dissipation at any ambient temperature is J(max greater than 12V or reliability will be adversely affected /2. Boldface limits apply Typ LMC6762AI LMC6762BI (Note 5) Limit Limit (Note 6) (Note 6) 0.3 0 Units µs µ ...

  • Page 6

    Typical Performance Characteristics + V = 5V, Single Supply 25˚C unless otherwise A specified Supply Current vs Supply Voltage (Output High) Input Current vs Common-Mode Voltage Input Current vs Common-Mode Voltage Supply Current vs Supply 01232020 01232022 01232024 ...

  • Page 7

    Typical Performance Characteristics specified (Continued) ∆V vs ∆ ∆V vs ∆ Output Voltage vs Output Current (Sourcing) www.national.com + V = 5V, Single Supply, T 01232026 Output Current (Sourcing) 01232028 Output Current (Sourcing) 01232030 6 = ...

  • Page 8

    Typical Performance Characteristics specified (Continued) Output Voltage vs Output Current (Sinking) Output Voltage vs Output Current (Sinking) Output Short Circuit Current vs Supply Voltage (Sinking 5V, Single Supply, T Output Current (Sinking) 01232032 Output Short Circuit Current ...

  • Page 9

    Typical Performance Characteristics specified (Continued) Response Time for Overdrive (t PHL Response Time for Overdrive (t PHL Response Time for Overdrive (t PHL www.national.com + V = 5V, Single Supply 01232038 ) 01232040 ) 01232042 8 = 25˚C ...

  • Page 10

    ... Application Hints 1.0 INPUT COMMON-MODE VOLTAGE RANGE At supply voltages of 2.7V, 5V and 15V, the LMC6762 has an input common-mode voltage range which exceeds both sup- plies the case of operational amplifiers, CMVR is defined by the V shift of the comparator over the common- OS mode range of the device. A CMRR (∆V < ...

  • Page 11

    ... Application Hints (Continued) FIGURE 4. Measurement of the Shoot-Through Current From Figure 3 and Figure 4 the shoot-through current for the LMC6762 can be approximated to be 0.2 mA (200 mV/1 kΩ). The duration of the transient is measured as 1 µs. The values needed for the local bypass capacitors can be calcu- lated as follows: Area of ∆ ...

  • Page 12

    ... Diode D pro setup to ensure rapid output voltage transitions. to reset at the 2 OSCILLATOR 01232015 FIGURE 9. Square Wave Generator Figure 9 shows the application of the LMC6762 in a square wave generator circuit. The total hysteresis of the loop is set and pulse and discharge paths for the capacitor C ...

  • Page 13

    ... insure fast switching when the RC time constant is chosen to give long delay times. Temperature Range −40˚C to +85˚C LMC6762AIN, LMC6762BIN LMC6762AIM, LMC6762BIM LMC6762AIMX, LMC6762BIMX 12 rises above the reference voltage small amount of hysteresis has been provided C NSC Drawing Transport ...

  • Page 14

    ... Physical Dimensions inches (millimeters) unless otherwise noted Order Number LMC6762AIM, LMC6762BIM, LMC6762AIMX or LMC6762BIMX 8-Pin Small Outline Package NS Package Number M08A 13 www.national.com ...

  • Page 15

    ... English www.national.com Français Tel: +33 ( 8790 8-Pin Molded Dual-In-Line Package Order Number LMC6762AIN or LMC6762BIN NS Package Number N08E 2. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system affect its safety or effectiveness ...

  • Page 16

    ... Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. All products are sold subject to TI’ ...