MAX3212CWI-T Maxim Integrated, MAX3212CWI-T Datasheet - Page 4

• Manufacturer Part Number: MAX3212CWI-T
• Description: RS-232 Interface IC
• Manufacturer: Maxim Integrated
• Series: MAX3212r

Specifications of MAX3212CWI-T

• Data Rate: 235 Kbps
• Operating Supply Voltage: 2.7 V to 3.6 V
• Supply Current: 3 mA
• Operating Temperature Range: 0 C to + 70 C
• Function: Transceiver
• Number Of Drivers: 3
• Number Of I/os: 17
• Number Of Receivers: 5
• Propagation Delay Time Ns: 2 us
• Shutdown: Yes

+2.7V to +3.6V-Powered, 1µA Supply Current,
3-Driver/5-Receiver, True RS-232 Transceiver
(V
4
__________________________________________Typical Operating Characteristics
CC
_______________________________________________________________________________________
45
40
35
30
25
20
15
= 3.3V, T
0
TRANSMITTING SUPPLY CURRENT
1 TRANSMITTER (FULL DATA RATE)
50
2 TRANSMITTERS (DATA RATE/8)
A
= +25°C, unless otherwise noted.)
DATA RATE (kbps)
vs. DATA RATE
100
TRANSMITTERS LOADED
WITH 3k + 2500pF
14
12
10
8
6
4
2
0
150
0
LOAD CAPACITANCE/TRANSMITTER (pF)
TRANSMITTERS LOADED
WITH 3k AND SPECIFIED
CAPACITANCE AT 232kbps
200
1000
vs. LOAD CAPACITANCE
250
2000
SLEW RATE
-SLEW
3000
65
60
55
50
45
40
35
30
25
20
15
0V
0V
TRANSMITTER HIGH, ONE TRANSMITTER LOW
4000
+SLEW
0
LOAD CAPACITANCE/TRANSMITTER (pF)
TRANSMITTING SUPPLY CURRENT
TIME TO EXIT SHUTDOWN: ONE
1000
5000
vs. LOAD CAPACITANCE
2000
100 s/div
R
L
3000
= 3k
||
2500pF
4000
20kbps
120kbps
235kbps
-2.5
-5.0
-7.5
7.5
5.0
2.5
5000
0
0
vs. LOAD CAPACITANCE AT 235kbps
FORCEON,
FORCEOFF
V
T_OUT
V
LOAD CAPACITANCE/TRANSMITTER (pF)
TRANSMITTERS LOADED WITH 3k
AND SPECIFIED CAPACITANCE
OH
OL
TRANSMITTER OUTPUT VOLTAGE
1000
-10
60
50
40
30
20
10
0
2000
2.0
3000
V
OUT
2.5
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
SUPPLY CURRENT
-
V
3k + 120kbps
OUT
4000
+
3k + 235kbps
3k + 20kbps
3.0
5000
3k ONLY
3.5
4.0