MAX974EPE(1995) View Datasheet(PDF) - Maxim Integrated

Part Name

Description

Manufacturer

MAX974EPE
(Rev.:1995)

Ultra-Low-Power, Open-Drain, Single/Dual-Supply Comparators

Maxim Integrated 

Ultra-Low-Power, Open-Drain,

Single/Dual-Supply Comparators

____________________________Typical Operating Characteristics (continued)

(V+ = 5V, V- = GND, TA = +25°C, unless otherwise noted.)

RESPONSE TIME

AT LOW SUPPLY VOLTAGES (VOHL)

1000

RPULL-UP = 10kΩ

100

MAX924 RESPONSE TIME

AT LOW SUPPLY VOLTAGES

100

10

SHORT-CIRCUIT SINK CURRENT

vs. SUPPLY VOLTAGE

25

OUT CONNECTED TO V+

GND CONNECTED TO V-

20

15

10

-20mV

-100mV

1

1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4

SINGLE-SUPPLY VOLTAGE (V)

1

SINK CURRENT AT VOUT = 0.4V

0.1

1.0

1.5

2.0

2.5

SINGLE-SUPPLY VOLTAGE (V)

10

5

0

0

5

10

TOTAL SUPPLY VOLTAGE (V)

____________________________________________________________Pin Descriptions

PIN

MAX971

MAX981

MAX972

MAX982

MAX973

MAX983

1

—

—

—

—

1

1

1

2

2

2

2

3

—

—

—

—

3

3

3

4

—

—

—

—

4

—

—

—

5

—

4

—

6

4

—

5

—

5

5

6

—

6

6

7

7

7

7

8

—

—

—

—

8

8

8

NAME

GND

OUTA

V-

IN+

INA+

IN-

INA-

INB-

INB+

HYST

REF

V+

OUT

OUTB

FUNCTION

Ground. Connect to V- for single-supply operation. Output

transistor pulls to GND.

Comparator A Open-Drain Output. Sinks current to V-.

Negative Supply. Connect to ground for single-supply operation

(MAX9_1).

Noninverting Comparator Input

Noninverting Input of Comparator A

Inverting Comparator Input

Inverting Input of Comparator A

Inverting Input of Comparator B

Noninverting Input of Comparator B

Hysteresis Input. Connect to REF if not used. Input voltage range is

from VREF to VREF - 50mV.

Reference Output. 1.182V with respect to V-.

Positive Supply

Comparator Output. Sinks current to GND.

Comparator B Open-Drain Output. Sinks current to V-.

6 _______________________________________________________________________________________

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