LM339X datasheet(14/51 Pages) TI

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7.14 Switching Characteristics for LM139 and LM139A

VCC = 5 V, TA = 25°C

PARAMETER

TEST CONDITIONS

LM139

LM139A

UNIT

TYP

Response time

RL connected to 5 V through 5.1 kΩ,

CL = 15 pF(1) (2)

100-mV input step with 5-mV overdrive

1.3

μs

TTL-level input step

0.3

(1)

CL includes probe and jig capacitance.

(2)

The response time specified is the interval between the input step function and the instant when the output crosses 1.4 V.

7.15 Switching Characteristics for LM339B and LM2901B

VS = 5V, VO_PULLUP = 5V, VCM = VS/2, CL = 15pF, RL = 5.1k Ohm, TA = 25°C (unless otherwise noted).

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

tresponse

Propagation delay time, high-to-low;

Small scale input signal (1)

Input overdrive = 5mV, Input step = 100mV

1000

tresponse

Propagation delay time, high-to-low;

TTL input signal (1)

TTL input with Vref = 1.4V

300

(1)

High-to-low and low-to-high refers to the transition at the input.

7.16 Switching Characteristics for LMx39 and LMx39A

VCC = 5 V, TA = 25°C

PARAMETER

TEST CONDITIONS

LM239

LM239A

LM339

LM339A

UNIT

TYP

Response time

RL connected to 5 V through 5.1 kΩ,

CL = 15 pF(1) (2)

100-mV input step with 5-mV overdrive

1.3

μs

TTL-level input step

0.3

(1)

CL includes probe and jig capacitance.

(2)

The response time specified is the interval between the input step function and the instant when the output crosses 1.4 V.

7.17 Switching Characteristics for LM2901

VCC = 5 V, TA = 25°C

PARAMETER

TEST CONDITIONS

LM2901

UNIT

TYP

Response time

RL connected to 5 V through 5.1 kΩ,

CL = 15 pF(1) (2)

100-mV input step with 5-mV overdrive

1.3

μs

TTL-level input step

0.3

(1)

CL includes probe and jig capacitance.

(2)

The response time specified is the interval between the input step function and the instant when the output crosses 1.4 V.

LM139, LM239, LM339, LM339B, LM139A, LM239A

LM339A, LM2901B, LM2901, LM2901AV, LM2901V

SLCS006X – OCTOBER 1979 – REVISED OCTOBER 2023

www.ti.com

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Product Folder Links: LM139 LM239 LM339 LM339B LM139A LM239A LM339A LM2901B LM2901 LM2901AV LM2901V

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