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SP336ECT-L Datasheet(PDF) 12 Page - Exar Corporation

Part # SP336ECT-L
Description  3.3V - 5V PROGRAMMABLE RS-232/RS-485/RS-422 SERIAL TRANSCEIVER
PDF  30 Pages
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Manufacturer  EXAR [Exar Corporation]
Direct Link  http://www.exar.com
Logo EXAR - Exar Corporation

SP336ECT-L Datasheet(HTML) 12 Page - Exar Corporation

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SP336E
12
3.3V - 5V PROGRAMMABLE RS-232/RS-485/RS-422 SERIAL TRANSCEIVER
REV. 1.0.0
IOZ
Receiver Output Leakage Current
+/-
0.05
+/-1
μA
Receivers Disabled.
SINGLE-ENDED RECEIVER INPUTS (RS-232)
Input Voltage Range
-15
+15
V
Input Threshold Low
0.6
1.2
V
VCC = 3.3V.
0.8
1.5
V
VCC = 5.0V.
Input Threshold HIGH
1.5
2.0
V
VCC = 3.3V.
1.8
2.4
V
VCC = 5.0V.
Input Hysteresis
0.5
V
Input Resistance
3
5
7
k
Ω
DIFFERENTIAL RECEIVER INPUTS (RS-485 / RS-422)
RIN
Receiver Input Resistance
96
k
Ω
-7V
≤ VCM ≤ +12V.
VTH
Receiver Differential Threshold Volt-
age
-200
-125
-50
mV
ΔVTH
Receiver Input Hysteresis
30
mV
VCM = 0V.
IIN
Input Current
125
μA
DE = 0V, VIN = 12V, Full-Duplex.
-100
μA
DE = 0V, VIN = -7V, Full-Duplex.
SINGLE-ENDED DRIVER OUTPUTS (RS-232)
VO
Output Voltage Swing
+/-5.0
+/-5.4
V
Output Loaded with 3k
Ω to
GND.
+/-6.0
V
No Load Output.
Short Circuit Current
+/-60
mA
VO = 0V.
Power Off Impedance
300
10M
Ω
Vcc = 0V; VO = +/-2V.
DIFFERENTIAL DRIVER OUTPUTS (RS-485 / RS-422)
VOD
Differential Driver Output (Tx_Out)
2
Vcc
V
RL = 100Ω (RS-422), Figure 4.
1.5
Vcc
V
RL = 54Ω (RS-485), Figure 4.
1.5
Vcc
V
VCM = -7V, Figure 5.
1.5
Vcc
V
VCM = +12V, Figure 5.
ΔVOD
Change In Magnitude of Differential
Output Voltage
-0.2
+0.2
V
RL = 54Ω or 100Ω, Figure 4.
VOC
Driver Common Mode Output Volt-
age
3
V
RL = 54Ω or 100Ω, Figure 4.
ΔVOC
Change In Magnitude of Common
Mode Output Voltage
0.2
V
RL = 54Ω or 100Ω, Figure 4.
Driver Output Short Circuit Current
+/-250
mA
V = +12V to -7V, Figure 6.
IO
Output Leakage Current
+/-100
μA
DE = 0V or Shutdown, VO =
+12V to -7V.
UNLESS OTHERWISE NOTED: VCC = +3.3V +/-5% OR +5.0V +/-5%; TA = TMIN TO TMAX. TYPICAL VALUES ARE AT
VCC = 3.3V, TA = +25OC.
SYMBOL
PARAMETERS
MIN.TYP.
MAX.UNITS
CONDITIONS



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