MB3773 View Datasheet(PDF) - Cypress Semiconductor

Part Name

Description

Manufacturer

MB3773

Power Supply Monitor with Watch-Dog Timer

Cypress Semiconductor 

7.2 AC Characteristics

Parameter

Symbol

Condition

VCC input pulse width

TPI

5V

VCC 4 V

CK input pulse width

TCKW

CK

or

CK input frequency

Watch-dog timer watching time

Watch-dog timer reset time

TCK

TWD

TWR

—

CT = 0.1 μF

CT = 0.1 μF

Rising reset hold time

TPR

CT = 0.1 μF, VCC

Output propagation

delay time from VCC

Output rising time*

Output falling time*

TPD1

TPD2

tR

tF

RESET, RL = 2.2 kΩ,

CL = 100 pF

RESET, RL = 2.2 kΩ,

CL = 100 pF

RL = 2.2 kΩ,

CL = 100 pF

RL = 2.2 kΩ,

CL = 100 pF

* : Output rising/falling time are measured at 10 % to 90 % of voltage.

MB3773

(VCC = 5 V, Ta = + 25°C)

Value

Unit

Min Typ Max

8.0

—

— μs

3.0

—

— μs

20

—

— μs

5

10

15 ms

1

2

3

ms

50

100 150 ms

—

2

10

μs

—

3

10

—

1.0 1.5

μs

—

0.1 0.5

Document Number: 002-08513 Rev. *A

Page 10 of 31

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