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MAX3130 Datasheet(PDF) 3 Page - Maxim Integrated Products

Part No. MAX3130
Description  3V to 5.5V, IrDA Infrared Transceiver with Integrated RS-232 Interface
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Maker  MAXIM [Maxim Integrated Products]
Homepage  http://www.maxim-ic.com
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MAX3130 Datasheet(HTML) 3 Page - Maxim Integrated Products

 
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3V to 5.5V, IrDA Infrared Transceiver with
Integrated RS-232 Interface
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VCC = AVCC = 3.0V to 5.5V, GND = AGND = PGND, C1–C4 = 0.1µF (Note 1), TA = TMIN to TMAX, unless otherwise noted. Typical
values are at TA = +25°C and VCC = AVCC = 3.3V.)
Data rate = 2.4kbps
Data rate = 115kbps
AVCC = 3.3V
IR Receiver Disable Time
Delay until IAVCC < 1µA
10
µs
IR Receiver Enable Time
Delay until maximum IR receive data rate is valid
300
µs
IR Receiver Output Pulse Width
BAUD16 = static
(Note 3)
190
µs
AVCC = 5V
1
1.6
8
IR TRANSMITTER
Transmitter Rise Time
10% to 90% of 200mA drive current
20
600
ns
Transmitter Fall Time
90% to 10% of 200mA drive current
20
600
ns
Transmitter Output Resistance
IOUT = 200mA
1.15
2
0.9
1.6
µs
Off-Leakage Current
1.43
2.23
VLEDC = 5.5V
tPHL
tPLH
0.01
10.0
µA
IrDA ENCODER/DECODER (ENDEC)
Maximum Operating Frequency
Maximum frequency at BAUD16
2
MHz
IR Output Pulse Width
fBAUD16 = 1.8432MHz, measured at VLEDC
BAUD16 Operating Frequency Range
fBAUD16 required to enable ENDEC
34.6
2000
kHz
RS-232 RECEIVER
Input Voltage Range
-25
25
V
Input Threshold Low
VCC = 3.3V
0.6
1.2
V
VCC = 5V
0.8
1.5
Input Threshold High
VCC = 3.3V
1.5
2.4
V
VCC = 5V
1.8
2.4
Input Hysteresis
0.3
V
Input Resistance
TA = +25°C
35
7
k
Receiver Propagation Delay
R_IN to R_OUT,
CL = 150pF
300
ns
300
Receiver Skew
tPHL - tPLH, CL = 150pF
300
ns
RS-232 TRANSMITTER OUTPUTS
Output Voltage Swing
T1OUT, T2OUT, loaded with 3k
Ω to GND
±5
±5.4
V
Output Resistance
VCC = V+ = V- = 0, T_OUT = ±2V
300
10M
Output Short-Circuit Current
VT_OUT = 0
±35
±60
mA
Output Leakage Current
VT_OUT = ±12V, VCC = 0 to 5.5V,
RS-232 transceiver shutdown
±25
µA
Maximum Data Rate
RL = 3kΩ, CL = 1000pF, one transmitter switching
120
235
kbps
Transmitter Skew
tPHL - tPLH
300
ns
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
IR TRANSMITTER
IrDA ENCODER/DECODER (ENDEC)
RS-232 RECEIVER
RS-232 TRANSMITTER OUTPUTS


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