MAX3209EEUU Просмотр технического описания (PDF) - Maxim Integrated

Номер в каталоге

Компоненты Описание

производитель

MAX3209EEUU

±15kV ESD-Protected, 12V, Dual RS-232 Serial Port with Low-Power Standby for Motherboards/Desktops

Maxim Integrated 

±15kV ESD-Protected, 12V, Dual RS-232 Serial Port

with Low-Power Standby for Motherboards/Desktops

ELECTRICAL CHARACTERISTICS (continued)

(VDD = +10.8V to +13.2V, VSTBY = +3V to +5.5V, C1 = C2 = 0.1µF, TA = TMIN to TMAX, unless otherwise noted. Typical values are at

TA = +25°C, VDD = +12V, VSTBY = +3.3V.)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX UNITS

ESD CHARACTERISTICS

Human Body Model

±15

ESD Protection

IEC 1000-4-2 (Contact Discharge)

±8

kV

IEC 1000-4-2 (Air-Gap Discharge)

±15

TRANSMITTER TIMING CHARACTERISTICS (Figure 1)

Guaranteed Data Rate

DR

RL = 3kΩ to 7kΩ, CL = 50pF to 1000pF,

two transmitters switching

460

kbps

Mouse Driveability

T1IN = T2IN = GND, T3IN = VCC,

T3OUT loaded with 3kΩ to GND, T1OUT and

+6

T2OUT loaded with 2.5mA each

-5

V

Transmitter Output Propagation

Delay, Low to High

tPLHT

CL = 1000pF

1

µs

Transmitter Output Propagation

Delay, High to Low

tPHLT

Transmitter Output Slew Rate

SR

RECEIVER TIMING CHARACTERISTICS

Receiver Output Propagation

Delay, Low to High

tPLHR

CL = 1000pF

RL = 3kΩ to 7kΩ, VSTBY = 3.3V,

CL = 50pF to 1000pF, TA = +25°C,

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

CL = 150pF

1

µs

6

12

30

V/µs

0.4

1

µs

Receiver Output Propagation

Delay, High to Low

tPHLR CL = 150pF

0.4

1

µs

Typical Operating Characteristics

(VSTBY = +5V, VDD = +12V, C1 = C2 = 0.1µF, TA = +25°C, unless otherwise noted.)

SUPPLY CURRENT vs. SUPPLY VOLTAGE

35

30

25

460kbps

240kbps

20

120kbps

15

C1 = C2 = 0.1µF

10

2 TRANSMITTERS AT DATA RATE

4 TRANSMITTERS AT 1/16 DATA RATE

ALL TRANSMITTERS AT 3kΩ + 1000pF

5

10.8

11.4

12.0

12.6

13.2

SUPPLY VOLTAGE (V)

SUPPLY CURRENT

vs. LOAD CAPACITANCE

30

460kbps

240kbps

25

20

120kbps

15

10

2 TRANSMITTERS AT DATA RATE

5 4 TRANSMITTERS AT 1/16 DATA RATE

3kΩ + CL

0

0 1000 2000 3000 4000 5000

LOAD CAPACITANCE (pF)

_______________________________________________________________________________________ 3

Share Link: