ST202EBN Просмотр технического описания (PDF) - STMicroelectronics

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ST202EBN

±15KV ESD PROTECTED 5V RS-232 TRANSCEIVER

STMicroelectronics 

ST202E/ST232E

ABSOLUTE MAXIMUM RATINGS (Note 1)

Symbol

Parameter

Value

Unit

VCC Supply Voltage

-0.3 to 6

V

V+

Extra Positive Voltage

(VCC - 0.3) to 14

V

V-

Extra Negative Voltage

-14 to 0.3

V

TIN Transmitter Input Voltage Range

-0.3 to (V+ + 0.3)

V

RIN Receiver Input Voltage Range

±30

V

TOUT Transmitter Output Voltage Range

(V- - 0.3) to (V+ + 0.3)

V

ROUT Receiver Output Voltage Range

-0.3 to (VCC + 0.3)

V

TSCTOUT Short Circuit Duration on TOUT

infinite

Tstg Storage Temperature Range

-65 to +150

oC

Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is not implied.

ELECTRICAL CHARACTERISTICS

(C1 -C4 = 0.1µF for ST202E, C1 -C4 = 1µF for ST232E, VCC = 5V ± 10% TA = -40 to 85 oC,

unless otherwise specified. Typical Valus are referred to TA = 25 oC)

Symb ol

P ar am et e r

Test Conditions

Va l u e

ISUPPLY VCC Power Supply Current

No Load, TA = 25 oC

Min.

T yp.

5

Max.

10

Un it

mA

TRANSMITTER ELECTRICAL CHARACTERISTICS

(C1 -C4 = 0.1µF for ST202E, C1 -C4 = 1µF for ST232, VCC = 5V ± 10%, TA = -40 to 85 oC,

unless otherwise specified. Typical Valus are referred to TA = 25 oC)

Symb ol

P ar am et e r

Test Conditions

Va l u e

VTOUT Output Voltage Swing

All Transmitter outputs are loaded

with 3KΩ to GND

Min.

±5

T yp.

±9

Max.

ITIL Logic Pull-Up Current

VTIL Input Logic Threshold Low

VTIH Input Logic Threshold High

SRT Transition Slew Rate

DR Data Rate

TIN = 0 V to VCC

TA = 25 oC, VCC = 5 V,

RL = 3 to 7 KΩ,

CL= 50 to 1000 pF (Note 1)

RL = 3 to 7 KΩ, CL= 50 to 1000 pF

one trasmitter switching

±10

0.8

2

3

6

30

230 400

RTOUT

ISC

Transmitter Output Resistance VCC = V+ = V- = 0V

VOUT = ± 2 V

Transmitter Output Short

Circuit Current

300

±10 ±60

tDT Trasmitter Propagation Delay RL = 3 KΩ, CL= 2500 pF

2

All trasmitter loaded

Note 1: Measured from 3V to -3Vor from -3V to 3V.

Note 2: One trasmitter output is loaded with RL = 3KΩ to7KΩ, CL = 50 to 1000pF

Un it

V

µA

V

V

V/µs

Kbits/s

Ω

mA

µA

3/12

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