ST3241EBPR datasheet(7/15 Pages) STMICROELECTRONICS

부품명	ST3241EBPR

상세설명	±15 kV ESD protected 3 to 5.5 V, 400 kbps, RS-232 transceiver with auto-power-down

PDF	15 Pages

Scroll/Zoom	100%

제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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7 / 15 page

ST3241EB - ST3241EC

Electrical characteristics

7/15

Table 10.

Receiver electrical characteristics

(C1 - C4 = 0.1 µF, VCC = 3 V to 5.5 V, TA = -40 to 85 °C, unless otherwise specified.

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VRIN

Receiver input voltage

operating range

-25

VRIL

RS-232 Input threshold low

TA = 25°C, VCC = 3.3V

TA = 25°C, VCC = 5.0V

0.6

0.8

1.2

1.5

VRIH

RS-232 Input threshold high

TA = 25°C, VCC = 3.3V

TA = 25°C, VCC = 5.0V

1.5

1.8

2.4

VRIHYS

Input hysteresis

0.3

RRIN

Input resistance

TA = 25°C

Table 11.

Timing characteristics

(C1 - C4 = 0.1 µF, VCC = 3 V to 5.5 V, TA = -40 to 85 °C, unless otherwise specified.

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Maximum data rate

RL = 3kΩ, CL= 1000pF

one transmitter switching

250

kbps

tPHL

tPLH

Receiver propagation delay RIN to ROUT, CL = 150pF

0.15

µs

tT_SKEW Transmitter skew

100

tR_SKEW Receiver skew

300

SRT

Transition slew rate

TA = 25°C, RL = 3k to 7kΩ, VCC = 3.3V

measured from +3V to -3V or -3V to +3V

CL = 150pF to 1000pF

CL = 150pF to 2500pF

V/µs

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