TC1041 Microchip Technology, TC1041 Datasheet

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TC1041

Manufacturer Part Number
TC1041
Description
Dual Low Power Comparator and Voltage Reference
Manufacturer
Microchip Technology
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TC1041CEOA
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
Part Number:
TC1041CEUA
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
Features
• Combines Two Comparators and a Voltage
• Optimized for Single Supply Operation
• Available in Two Small Packages: 8-Pin SOIC or
• Ultra Low Input Bias Current: Less than 100pA
• Low Quiescent Current, Operating: 10µA (Typ.)
• Rail-to-Rail Inputs and Outputs
• Operates Down to V
• Programmable Hysteresis
Applications
• Power Supply Circuits
• Battery Operated Equipment
• Consumer Products
• Replacements for Discrete Components
Device Selection Table
Package Types
©
TC1041CEOA
TC1041CEUA
Part Number
Reference in a Single Package
8-Pin MSOP
Linear Building Block – Dual Low Power Comparator and
2002 Microchip Technology Inc.
OUTA
INA+
INB-
V
SS
Voltage Reference with Programmable Hysteresis
1
2
3
4
8-Pin MSOP
8-Pin MSOP
TC1041CEOA
TC1041CEUA
8-Pin SOIC
8-Pin SOIC
Package
DD
= 1.8V
-40°C to +85°C
-40°C to +85°C
8
7
6
5
Temperature
OUTB
V
REF
HYST
Range
DD
General Description
The TC1041 is a mixed-function device combining two
comparators and a voltage reference in a single 8-pin
package. The inverting inputs of both comparators are
internally connected to the reference.
This increased integration allows the user to replace
two packages, which saves space, lowers supply
current and increases system performance. The
TC1041 operates from two 1.5V alkaline cells down to
V
which significantly extends battery life. The TC1041
provides a simple method for adding user-adjustable
hysteresis without feedback or complex external
circuitry. Hysteresis is adjusted with a simple resistor
divider on the HYST pin.
Rail-to-rail inputs and outputs allow operation from low
supply voltages with large input and output signal
swings.
Packaged in an 8-Pin SOIC or 8-Pin MSOP, the
TC1041 is ideal for applications requiring low power
and small packages.
Functional Block Diagram
DD
OUTA
INA+
INB+
V
= 1.8V. It requires only 10µA typical supply current
SS
4
2
3
1
Reference
A
Voltage
TC1041
TC1041
V
SS
B
DS21346B-page 1
5
8
6
7
OUTB
V
REF
HYST
DD

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TC1041 Summary of contents

Page 1

... This increased integration allows the user to replace two packages, which saves space, lowers supply current and increases system performance. The TC1041 operates from two 1.5V alkaline cells down 1.8V. It requires only 10µA typical supply current DD which significantly extends battery life. The TC1041 ...

Page 2

... Voltage on Any Pin .......... (V – 0.3V Junction Temperature....................................... +150°C Operating Temperature Range............. -40°C to +85°C Storage Temperature Range .............. -55°C to +150°C TC1041 ELECTRICAL SPECIFICATIONS Electrical Characteristics: Typical values apply at 25°C and V +85°C and V = 1.8V to 5.5V, unless otherwise specified. DD Symbol Parameter ...

Page 3

... MSOP) 1 OUTA INA+ 4 INB- 5 HYST 6 REF OUTB 2002 Microchip Technology Inc. © Description Comparator output. Negative power supply. Non-inverting input to Comparator A. Non-Inverting input to Comparator B. Adjustable hysteresis input. Voltage reference output. Positive power supply. Comparator output. TC1041 DS21346B-page 3 ...

Page 4

... TC1041 3.0 DETAILED DESCRIPTION The TC1041 is one of a series of very low power, linear building block products targeted at low voltage operation. The TC1041 contains two comparators and a voltage reference and operates at a minimum supply voltage of 1.8V with a typical current consumption of 10µA. Both comparators have hysteresis ...

Page 5

... Alkaline TC1041 2002 Microchip Technology Inc. © The circuit in Figure 4-1 uses a TC1034, a TC1041 and only six external resistors. AMP simple buffer while CMPTR1 and CMPTR2 provide precision voltage detection using V R4 set the detection threshold for BATT LOW while Resistors R1 and R3 set the detection threshold for BATT FAIL ...

Page 6

... TC1041 5.0 TYPICAL CHARACTERISTICS Note: The graphs and tables provided following this note are a statistical summary based on a limited number of samples and are provided for informational purposes only. The performance characteristics listed herein are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified operating range (e ...

Page 7

... TYPICAL CHARACTERISTICS (CONTINUED) Reference Voltage vs. Supply Voltage 1.25 1.20 1.15 1.10 1. SUPPLY VOLTAGE (V) 2002 Microchip Technology Inc. © Supply Current vs. Supply Voltage ° -40 ° ° SUPPLY VOLTAGE (V) TC1041 DS21346B-page 7 ...

Page 8

... TC1041 6.0 PACKAGING INFORMATION 6.1 Package Marking Information Package marking data not available at this time. 6.2 Taping Form Component Taping Orientation for 8-Pin MSOP Devices PIN 1 Carrier Tape, Number of Components Per Reel and Reel Size Package 8-Pin MSOP Component Taping Orientation for 8-Pin SOIC (Narrow) Devices ...

Page 9

... Microchip Technology Inc. © PIN 1 .197 (5.00) .122 (3.10) .189 (4.80) .114 (2.90) .043 (1.10) 6° MAX. MAX. .028 (0.70) .016 (0.40) Dimensions: inches (mm) PIN 1 .244 (6.20) .228 (5.79) .069 (1.75) .053 (1.35) ° 8 MAX. . .050 (1.27) .016 (0.40) TC1041 .008 (0.20) .005 (0.13) .010 (0.25) .007 (0.18) Dimensions: inches (mm) DS21346B-page 9 ...

Page 10

... TC1041 NOTES: DS21346B-page 10 2002 Microchip Technology Inc. © ...

Page 11

... The Microchip Worldwide Site (www.microchip.com) Please specify which device, revision of silicon and Data Sheet (include Literature #) you are using. New Customer Notification System Register on our web site (www.microchip.com/cn) to receive the most current information on our products.  2002 Microchip Technology Inc. TC1041 DS21346B-page11 ...

Page 12

... TC1041 NOTES: DS21346B-page12  2002 Microchip Technology Inc. ...

Page 13

... Microchip. No licenses are con- veyed, implicitly or otherwise, under any intellectual property rights. 2002 Microchip Technology Inc. © TC1041 Trademarks The Microchip name and logo, the Microchip logo, FilterLab microID, MPLAB, PIC, PICmicro, PICMASTER, ...

Page 14

... Tel: 81-45-471- 6166 Fax: 81-45-471-6122 Korea Microchip Technology Korea 168-1, Youngbo Bldg. 3 Floor Samsung-Dong, Kangnam-Ku Seoul, Korea 135-882 Tel: 82-2-554-7200 Fax: 82-2-558-5934 Singapore Microchip Technology Singapore Pte Ltd. 200 Middle Road #07-02 Prime Centre Singapore, 188980 Tel: 65-6334-8870 Fax: 65-6334-8850 Taiwan Microchip Technology Taiwan 11F-3, No. 207 ...

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