Datasheet > ML145583

ML145583

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
LANSDALE		驱动器
页数	文件大小	规格书
7页	527K
描述
3.3 Volt Only Driver/Receiver with an Integrated Standby Mode RS 232/EIA-232-E and CCITT V.28

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ML145583 数据手册

ML145583

LANSDALE Semiconductor, Inc.

DRIVER ELECTRICAL SPECIFICATIONS

(Voltage polarities referenced to GND = 0 V; V

= + 3.3 V or + 5.0 V 10%; C1 – C5 = 1 µF; T = 25°C)

Parameter

Symbol

Min

Typ

Max

Unit

Digital Input Voltage

Logic Low

Logic High

DI1 – DI3

—

1.8

—

0.7

—

Digital Input Current

µA

= GND

—

1.0

= V

Output High Voltage

Load on All Tx1 – Tx3, R = 3 kΩ; C = 2500 pF, V

No Load

= Logic Low

= Logic High

5.0

8.5

7.0

8.8

—

DI1 – DI3

Output Low Voltage

Load on All Tx1 – Tx3, R = 3 kΩ; C = 2500 pF, V

No Load

—

– 7.0

– 8.8

– 5.0

– 8.5

DI1 – DI3

Ripple (Refer to V

– V

Value) ***

—

Off Source Impedance

Tx1 – Tx3

300

Ω

off

Output Short Circuit Current (V

Tx1 – Tx3 Shorted to GND*

Tx1 – Tx3 Shorted to 15 V**

= 3.3 V or 5.5 V)

—

100

*Specification is for one Tx output to be shorted at a time. Should all three driver outputs be shorted simultaneously, device power dissipation

limits could be exceeded.

**This condition could exceed package limitations.

***Ripple V

would not exceed 5% of (V

– V ).

SWITCHING CHARACTERISTICS (V

= + 3.3 V or + 5 V, 10%; C1 – C5 = 1 µF; T = 25°C)

Parameter

Symbol

Min

Typ

Max

Unit

Drivers

Propagation Delay Time

Low–to–High

Tx1 – Tx3

µs

DPLH

(R = 3 kΩ, C = 50 pF or 2500 pF)

—

0.5

High–to–Low

DPHL

(R = 3 kΩ, C = 50 pF or 2500 pF)

—

0.5

—

Output Slew Rate (Source R = 300 Ω)

V/µs

Loading: R = 3 – 7 kΩ; C = 2500 pF

Output Disable Time*

—

µs

DAZ

Output Enable Time*

DZA

Receivers

Propagation Delay Time

Low–to–High

DO1 – DO5

µs

—

RPLH

High–to–Low

RPHL

Output Rise Time

Output Fall Time

DO1 – DO5

120

200

100

Output Disable Time*

Output Enable Time*

µs

RAZ

RZA

* Including the charge pump setup time.

TRUTH TABLES

Drivers

Receivers

STB

* V

≤ V

X = Don’t Care

* GND

≤ V

X = Don’t Care

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www.lansdale.com

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