LT1721CGN datasheet(2/28 Pages) LINER

Part #	LT1721CGN

Description	Dual/Quad, 4.5ns, Single Supply 3V/5V Comparators with Rail-to-Rail Outputs

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Manufacturer	LINER [Linear Technology]

Direct Link	http://www.linear.com

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2 / 28 page

2

LT1720/LT1721

ABSOLUTE MAXIMUM RATINGS

PACKAGE/ORDER INFORMATION

Consult factory for Military grade parts.

TOP VIEW

VCC

OUT A

OUT B

GND

+IN A

–IN A

–IN B

+IN B

S8 PACKAGE

8-LEAD PLASTIC SO

1

2

3

4

8

7

6

5

TJMAX = 150°C, θJA = 200°C/ W

(Note 1)

Supply Voltage, VCC to GND ...................................... 7V

Input Current ......................................................

±10mA

Output Current (Continuous) .............................

±20mA

Junction Temperature ........................................... 150

°C

Lead Temperature (Soldering, 10 sec).................. 300

°C

1

2

3

4

+IN A

–IN A

–IN B

+IN B

8

7

6

5

VCC

OUT A

OUT B

GND

TOP VIEW

MS8 PACKAGE

8-LEAD PLASTIC MSOP

ORDER PART

NUMBER

1

2

3

4

5

6

7

8

TOP VIEW

GN PACKAGE

16-LEAD NARROW

PLASTIC SSOP

S PACKAGE

16-LEAD PLASTIC SO

16

15

14

13

12

11

10

9

–IN A

+IN A

GND

OUT A

OUT B

GND

+IN B

–IN B

–IN D

+IN D

VCC

OUT D

OUT C

VCC

+IN C

–IN C

LT1720CMS8

MS8

PART MARKING

LTDS

TJMAX = 150°C, θJA = 230°C/ W

TJMAX = 150°C, θJA = 135°C/ W (GN)

TJMAX = 150°C, θJA = 115°C/ W (S)

ORDER PART

NUMBER

LT1721CGN

LT1721CS

LT1721IGN

LT1721IS

ORDER PART

NUMBER

LT1720CS8

LT1720IS8

S8

PART MARKING

1720

1720I

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VCC

Supply Voltage

q

2.7

6

V

VCMR

Common Mode Voltage Range

(Note 2)

q

– 0.1

VCC – 1.2

V

VTRIP+

Input Trip Points

(Note 3)

– 2.0

5.5

mV

q

– 3.0

6.5

mV

VTRIP–

Input Trip Points

(Note 3)

– 5.5

2.0

mV

q

– 6.5

3.0

mV

VOS

Input Offset Voltage

(Note 3)

1.0

3.0

mV

q

4.5

mV

VHYST

Input Hysteresis Voltage

(Note 3)

q

2.0

3.5

5.0

mV

∆VOS/∆T

Input Offset Voltage Drift

q

10

µV/°C

ELECTRICAL CHARACTERISTICS The q denotes specifications that apply over the full operating temperature

range, otherwise specifications are at TA = 25°C. VCC = 5V, VCM = 1V, COUT = 10pF, VOVERDRIVE = 20mV, unless otherwise specified.

Storage Temperature Range ................. – 65

°C to 150°C

Operating Temperature Range

C Grade .................................................. 0

°C to 70°C

I Grade .............................................. – 40

°C to 85°C

GN

PART MARKING

1721

1721I

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