MAX3140EEI-T Maxim Integrated, MAX3140EEI-T Datasheet - Page 31
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MAX3140EEI-T
Manufacturer Part Number
MAX3140EEI-T
Description
UART Interface IC
Manufacturer
Maxim Integrated
Type
SPI/MICROWIRE-Compatible UART with Integrated ESD-Protected RS-485/RS-422 Transceiverr
Datasheet
1.MAX3140EEI-T.pdf
(36 pages)
Specifications of MAX3140EEI-T
Data Rate
115 Kbps, 500 Kbps, 10Mbps
Supply Voltage - Max
5.25 V
Supply Voltage - Min
4.75 V
Supply Current
0.7 mA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Description/function
SPI/MICROWIRE-Compatible UART with integrated RS-485/RS-422 transceivers
Mounting Style
SMD/SMT
Operating Supply Voltage
5 V
Figure 28. Typical IR and RS-485 Operating Circuit
SPI/MICROWIRE-Compatible UART with Integrated
*NOTE: TO SHUT DOWN THE RS-485 TRANSCEIVER, DRIVE RE SEPARATELY.
______________________________________________________________________________________
True Fail-Safe RS-485/RS-422 Transceivers
V
CC
μP
SOFTWARE
NON-IrDA
10k
UART
RTS
+5V
RX
TX
UNCONNECTED
V
CC
100k
V
H/F
IRQ
DIN
DOUT
SCLK
CS
RO
DI
DE
RE*
SRL
CC
D
R
MAX3140
MODE
UART
IrDA
IN
RXP
TXP
TX
RX
X1
X2
Z
Y
HALF-DUPLEX
RS-485 I/O
MAX3120
IrDA
I/O
31