MAX14933 datasheet(4/16 Pages) MAXIM

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Dynamic Characteristics

(VDDA - VGNDA = +2.25V to +5.5V, VDDB - VGNDB = +2.25V to +5.5V, TA = -40°C to +125°C, unless otherwise noted. Typical values

are at VDDA - VGNDA = +3.3V, VDDB - VGNDB = +3.3V, VGNDA = VGNDB, TA = +25°C, unless otherwise noted.) (Note 4)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX UNITS

Common-Mode Transient Immunity

CMTI

IN_ = GND_ or VDD_ (Note 5)

kV/µs

Maximum Frequency

fMAX

1.7

MHz

Fall Time (Figure 1)

tFA

I/OA_ = 0.9VDDA

to 0.9V

4.5V ≤ VDDA,VDDB ≤ 5.5V,

CLA = 40pF, RA = 1.6kΩ,

CLB = 400pF, RB = 180Ω

3.0V ≤ VDDA,VDDB ≤ 3.6V,

CLA = 40pF, RA = 1kΩ,

CLB = 400pF, RB = 120Ω

2.25V ≤ VDDA,VDDB ≤ 2.75V,

CLA = 40pF, RA = 810Ω,

CLB = 400pF, RB = 91Ω

tFB

I/OB_ = 0.9VDDB

to 0.1VDDB

4.5V ≤ VDDA,VDDB ≤ 5.5V,

CLA = 40pF, RA = 1.6kΩ,

CLB = 400pF, RB = 180Ω

3.0V ≤ VDDA,VDDB ≤ 3.6V,

CLA = 40pF, RA = 1kΩ,

CLB = 400pF, RB = 120Ω

2.25V ≤ VDDA,VDDB ≤ 2.75V,

CLA = 40pF, RA = 810kΩ,

CLB = 400pF, RB = 91Ω

Propagation Delay (Figure 1)

tPLHAB

I/OA_ = 0.5VDDA

to I/OB_ =

0.7VDDB

4.5V ≤ VDDA,VDDB ≤ 5.5V,

CLA = 0pF, RA = 1.6kΩ,

CLB = 0pF, RB = 180Ω

3.0V ≤ VDDA,VDDB ≤ 3.6V,

CLA = 0pF, RA = 1kΩ,

CLB = 0pF, RB = 120Ω

2.25V ≤ VDDA,VDDB ≤ 2.75V,

CLA = 0pF, RA = 810Ω,

CLB = 0pF, RB = 91Ω

tPHLAB

I/OA_ = 0.5VDDA

to I/OB_ = 0.4V

4.5V ≤ VDDA,VDDB ≤ 5.5V,

CLA = 0pF, RA = 1.6kΩ,

CLB = 0pF, RB = 180Ω

3.0V ≤ VDDA,VDDB ≤ 3.6V,

CLA = 0pF, RA = 1kΩ,

CLB = 0pF, RB = 120Ω

2.25V ≤ VDDA,VDDB ≤ 2.75V,

CLA = 0pF, RA = 810Ω,

CLB = 0pF, RB = 91Ω

110

MAX14933

Two-Channel, 2.75kVRMS I2C Isolator

www.maximintegrated.com

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