SP3485EN-L/TR
MaxLinear, Inc.United States

SP3485EN-L/TR

ActiveDrivers, Receivers, Transceivers8-pin SOIC

IC TRANSCEIVER HALF 1/1 8SOIC

SP3485EN-L/TR is a 3.3V low-power half-duplex RS-485/RS-422 transceiver supporting 10Mbps data rate, in an 8-pin SOIC package, operating from -40°C to 85°C, with driver output short-circuit protection.Checked against the datasheet

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Technical parameters

Key specs

ProtocolRS-485
Drivers/Receivers1
Data rate10 MbpsMax
Supply voltage≥ 3.3 V

Datasheet-verified parameters

29 items
ParameterValue and test conditionsSource
ProtocolRS-485 and RS-422
Drivers / Receivers1 Driver, 1 Receiver
Data Rate10 Mbps
Supply Voltage3.3V
Package8-pin SOIC
Operating Temperature-40°C to 85°C
GradeIndustrial
RoHSYes
Operating ConditionsVCC = 3.3V ± 5%, TAMB = TMIN to TMAX
Absolute Maximum RatingsVCC = 6.0V, Power Dissipation = 600mW
Common-mode Input Voltage Range-7V to +12V
Differential Output VoltageMin 1.5V, Max Vcc (With Load; R = 27Ω (RS-485))
Driver Short Circuit Current±250 mA (-7V ≤ VO ≤ +12V)
Driver Propagation DelayTyp 17 ns, Max 60 ns (tPLH, tPHL)
Receiver Propagation DelayTyp 40 ns, Max 100 ns (tPLH); Typ 35 ns, Max 100 ns (tPHL)
Differential Input Threshold-0.2V to 0.2V (-7V ≤ VCM ≤ 12V)
Input HysteresisTyp 20 mV (VCM = 0V)
Quiescent CurrentTyp 425 μA, Max 2000 μA (RE, DI = 0V or VCC; DE = VCC)
Input High VoltageMin 2.0V (Applies to DE, DI, RE)
Input Low VoltageMax 0.8V (Applies to DE, DI, RE)
Input Current±10 μA (Applies to DE, DI, RE)
Receiver Input ResistanceMin 12 kΩ (-7V ≤ VCM ≤ 12V)
Driver Rise/Fall TimeTyp 5 ns, Max 20 ns (From 10%-90%)
Driver Enable to Output HighTyp 35 ns, Max 120 ns
Driver Enable to Output LowTyp 30 ns, Max 120 ns
Receiver Enable to Output LowTyp 10 ns, Max 60 ns
Receiver Enable to Output HighTyp 10 ns, Max 60 ns
Time to ShutdownMin 50 ns, Typ 200 ns, Max 600 ns
Package Thermal Resistance128.4°C/W (8-pin NSOIC, ΘJA)
All parameters (16)ExpandCollapse
Power
Voltage - Supply3V ~ 3.6V
Environment and package
Mounting TypeSurface Mount
Operating Temperature-40°C ~ 85°C
PackageTape & Reel (TR) Cut Tape (CT) Digi-Reel®
Package / Case8-SOIC (0.154", 3.90mm Width)
Supplier Device Package8-SOIC
Other
Base Product NumberSP3485
Data Rate10Mbps
DuplexHalf
MfrMaxLinear, Inc.
Number of Drivers/Receivers1/1
Product StatusActive
ProtocolRS422, RS485
Receiver Hysteresis20 mV
Series-
TypeTransceiver

Pinout and package

SP3485 Pinout (Top View)
SP3485 Pinout (Top View)
Package: 8-pin SOIC
PinNameFunctionSource
valueEnPositive supply

Documents

DatasheetDatasheet · 914.2 KB · 2026-11-09DatasheetDatasheet · 125.4 KB · 2026-09-21
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