MAX3040CSE Просмотр технического описания (PDF) - Maxim Integrated

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MAX3040CSE

±10kV ESD-Protected, Quad 5V RS-485/RS-422 Transmitters

Maxim Integrated 

±10kV ESD-Protected, Quad 5V RS-485/RS-422

Transmitters

SWITCHING CHARACTERISTICS—MAX3040/MAX3043

(VCC = +5V ±5%, TA = TMIN to TMAX, unless otherwise noted. Typical values are at VCC = +5V and TA = +25°C.)

PARAMETER

Maximum Data Rate

Driver Propagation Delay

Driver Differential Output

Rise-Time/Fall-Time

SYMBOL

fMAX

CONDITIONS

tPLH

Figures 2 and 3,

tPHL

RDIFF = 54Ω, CDIFF = 50pF

tF

Figures 2 and 3,

tR

RDIFF = 54Ω, CDIFF = 50pF

MIN TYP

250

0.7

0.7

0.48 0.75

0.48 0.75

Skew Driver to Driver

tDSKEW

tSSKEW

Different chips

Same chip

Figures 2 and 3,

RDIFF = 54Ω,

CDIFF = 50pF

Driver Differential Output Skew

| tPLH - t PHL |

Driver Enable to Output High

Driver Enable from Shutdown to

Output High

Driver Enable to Output Low

Driver Enable from Shutdown to

Output Low

Driver Disable Time from Low

Driver Disable Time from High

tSKEW

Figures 2 and 3,

RDIFF = 54Ω, CDIFF = 50pF

tZH

MAX3040, Figures 4 and 5, S2 closed,

RL = 500Ω, CL = 100pF

Figures 4 and 5, S2 closed,

tZH(SHDN) RL = 500Ω, CL = 100pF

tZL

MAX3040, Figures 4 and 5, S1 closed,

RL = 500Ω, CL = 100pF

tZL(SHDN)

Figures 4 and 5, S1 closed,

RL = 500Ω, CL = 100pF

tLZ

Figures 4 and 5, S1 closed,

RL = 500Ω, CL = 15pF

tHZ

Figures 4 and 5, S2 closed,

RL = 500Ω, CL = 15pF

MAX

1.5

1.5

1.33

1.33

±350

±100

±100

2.0

2.0

2.0

2.0

500

500

UNITS

kbps

µs

µs

ns

ns

µs

µs

µs

µs

ns

ns

SWITCHING CHARACTERISTICS—MAX3041/MAX3044

(VCC = +5V ±5%, TA = TMIN to TMAX, unless otherwise noted. Typical values are at VCC = +5V and TA = +25°C.)

PARAMETER

Maximum Data Rate

Driver Propagation Delay

Driver Differential Output

Rise-Time/Fall-Time

Skew Driver to Driver

Driver Differential Output Skew

| tPLH - t PHL |

Driver Enable to Output High

SYMBOL

fMAX

tPLH

tPHL

tF

tR

tDSKEW

tSSKEW

tSKEW

tZH

CONDITIONS

Figures 2 and 3,

RDIFF = 54Ω, CDIFF = 50pF

Figures 2 and 3,

RDIFF = 54Ω, CDIFF = 50pF

Different chips

Same chip

Figures 2 and 3,

RDIFF = 54Ω,

CDIFF = 50pF

Figures 2 and 3,

RDIFF = 54Ω, CDIFF = 50pF

MAX3041, Figures 4 and 5, S2 closed,

RL = 500Ω, CL = 100pF

MIN TYP

2.5

70

70

33

70

33

70

MAX

150

150

133

133

±52

±15

±15

400

UNITS

Mbps

ns

ns

ns

ns

ns

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