SPI/Microwire-Compatible
UART in QSOP-16
MAX3100
__________________________________________Typical Operating Characteristics
(T
A
= +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. TEMPERATURE
MAX3100-01
SHUTDOWN CURRENT
vs. TEMPERATURE
MAX3100-02
SUPPLY CURRENT vs.
EXTERNAL CLOCK FREQUENCY
600
SUPPLY CURRENT (µA)
500
400
300
200
100
0
V
CC
= 5V
V
CC
= 3.3V
MAX3100-03
1000
900
800
SUPPLY CURRENT (µA)
700
600
500
400
300
200
100
0
-40
-20
0
20
40
60
80
V
CC
= 3.3V
V
CC
= 5V
1.8432MHz CRYSTAL
TRANSMITTING AT
115.2 kbps
10
9
SHUTDOWN CURRENT (µA)
8
7
6
5
4
3
2
1
0
V
CC
= 3.3V
-40
-20
0
20
1.8432MHz CRYSTAL
700
V
CC
= 5V
100
40
60
80
100
0
1
2
3
4
5
TEMPERATURE (°C)
TEMPERATURE (°C)
EXTERNAL CLOCK FREQUENCY (MHz)
SUPPLY CURRENT vs. BAUD RATE
1.8432 MHz
CRYSTAL
5V
TRANSMITTING
5V
STANDBY
MAX3100-03a
TX, RTS, DOUT OUTPUT CURRENT
vs. OUTPUT LOW VOLTAGE (V
CC
= 3.3V)
MAX3100-04
TX, RTS, DOUT OUTPUT CURRENT
vs. OUTPUT LOW VOLTAGE (V
CC
= 5V)
80
OUTPUT SINK CURRENT (mA)
70
60
50
40
30
20
10
0
DOUT
RTS
TX
MAX3100-05
400
350
SUPPLY CURRENT (µA)
300
250
200
150
100
50
100
1000
10k
BAUD RATE (bps)
100k
3V
TRANSMITTING
3V
STANDBY
70
60
OUTPUT SINK CURRENT (mA)
50
40
30
20
10
0
DOUT
RTS
TX
90
1M
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
VOLTAGE (V)
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
VOLTAGE (V)
4
_______________________________________________________________________________________
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
