MAX3535E View Datasheet(PDF) - Maxim Integrated
Part Name
Description
Manufacturer
MAX3535E
Maxim Integrated
MAX3535E Datasheet PDF : 26 Pages
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MAX3535E/MXL1535E
+3V to +5V, 2500VRMS Isolated RS-485/RS-422
Transceivers with ±15kV ESD Protection
DC ELECTRICAL CHARACTERISTICS TABLE (MAX3535E) (continued)
(VCC1 = +3.0V to +5.5V, VCC2 = +3.13V to +7.5V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at VCC1 = +3.3V,
VCC2 = +5V, TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
RE High Output Current for Fault
Detect
IOH
RE = VCC1 - 0.5V, fault asserted
-140 -100 -60
µA
TRANSFORMER DRIVER (ST1, ST2)
DC-Converter Switching
Frequency (ST1, ST2)
fSW
ST1, ST2, not loaded
290
460 590
kHz
DC-Converter Total Impedance
ROH + ROL (ST1, ST2)
ROHL
ST1, ST2 Duty Cycle
ISOLATED-SIDE SUPPLY (VCC2, GND2)
Isolated-Side Supply Voltage
VCC2
VCC1 = +4.5V, Figure 13
VCC1 = +3V, Figure 13
ST1, ST2, not loaded
1.6
2.6
Ω
1.8
2.9
44
50
56
%
3.13
7.50
V
Isolated-Side Supply Current
ICC2
fDATA = 0, SLO floating,
RO2 = no load,
A, B floating, Figure 1
RL = 27Ω
RL = ∞
56
70
mA
10
16
VCC2 Undervoltage-Lockout
Falling Trip
VUVL2
2.68 2.85 3.02
V
VCC2 Undervoltage-Lockout
Rising Trip
DRIVER OUTPUTS (Y, Z)
Driver-Output High Voltage
VUVH2
2.77 2.95 3.13
V
VDOH
No load, VDOH is measured with respect to
GND2
4
V
RL = 50Ω (RS-422), VCC2 = +3.13V,
Figure 1
2.0
2.35
Differential Driver Output
VOD
V
RL = 27Ω (RS-485), VCC2 = +3.13V,
Figure 1
1.5
1.95
Driver Common-Mode Output
Voltage
VOC
RL = 27Ω or 50Ω, VOC is measured with
respect to GND2, Figure 1
1.0
3.0
V
Change in Magnitude of Driver
Differential Output Voltage for
Complementary Output States
ΔVOD RL = 27Ω or 50Ω, Figure 1
±0.2
V
Change in Magnitude of Driver
Common-Mode Output Voltage
for Complementary Output States
ΔVOC RL = 27Ω or 50Ω, Figure 1
±0.2
V
Driver Short-Circuit Output
Current
IOSD
Driver enabled (DE =1 )
DI = high, VY > -7V
DI = low, VZ > -7V
Driver enabled (DE =1 )
DI = high, VZ < +12V
DI = low, VY < +12V
-250
mA
+250
Maxim Integrated
3
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