MAX3185EAP+ Maxim Integrated Products, MAX3185EAP+ Datasheet - Page 4

• Manufacturer Part Number: MAX3185EAP+
• Description: IC RS-232 SERIAL 230KBPS 20-SSOP
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of MAX3185EAP+

• Number Of Drivers/receivers: 3/5
• Protocol: RS232
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

±15kV ESD-Protected, EMC-Compliant, 230kbps
RS-232 Serial Port for Motherboards/Desktop PCs
__________________________________________Typical Operating Characteristics
(V
4
CC
-10.0
-12.5
12.5
10.0
-2.5
-5.0
-7.5
_______________________________________________________________________________________
-10
-15
-20
7.5
5.0
2.5
20
15
10
-5
= +5.0V, V
5
0
0
10.8
0
I
I
I
I
I
DD
DD
DD
CC
SS
1 TRANSMITTER AT DATA RATE
2 TRANSMITTERS AT DATA RATE / 16
3k + C
TRANSMITTER OUTPUT VOLTAGE
, 20kbps
, 240kbps
, 120kbps
, 20kbps
1000
vs. LOAD CAPACITANCE
11.4
2 TRANSMITTERS AT DATA RATE / 16
L
vs. SUPPLY VOLTAGE
LOAD CAPACITANCE (pF)
LOAD
DD
SUPPLY VOLTAGE (V)
SUPPLY CURRENT
I
I
SS
SS
1 TRANSMITTER AT DATA RATE
, 120kbps
, 240kbps
= +12.0V, V
2000
3k + 2500pF LOAD
12.0
3000
120kbps
240kbps
12.6
240kbps
SS
4000
120kbps
= -12.0V, T
5000
13.2
A
= +25°C, unless otherwise noted.)
-10
-15
-20
-25
-10
-15
25
20
15
10
-5
15
10
-5
5
0
5
0
MAX3185 TRANSMITTER OUTPUT VOLTAGE
0
0
vs. LOAD CURRENT PER TRANSMITTER
I
CC
I
20kbps
LOAD CURRENT PER TRANSMITTER (mA)
SS
,
V
2
CC
1000
vs. LOAD CAPACITANCE
2 TRANSMITTERS AT DATA RATE / 16
LOAD CAPACITANCE (pF)
4
T1
T2
T3
SUPPLY CURRENT
1 TRANSMITTER AT DATA RATE
6
2000
I
I
I
I
I
DD
DD
DD
SS
SS
V
V
, 120kbps
, 240kbps
OUT+
8
, 240kbps
, 120kbps
, 20kbps
OUT-
10 12 14 16 18
3000
3k + C
VOUT+
VOUT-
4000
L
LOAD
5000
16
14
12
10
25
20
15
10
8
6
4
2
0
5
0
-55
0
RISE, 2000pF
1 TRANSMITTER 240kbps
2 TRANSMITTERS 15kbps
3k + C
-35 -15
1000
vs. LOAD CAPACITANCE
L
LOAD CAPACITANCE (pF)
RISE
LOAD
vs. TEMPERATURE
TEMPERATURE (°C)
5
SLEW RATE
2000
SLEW RATE
FALL
FALL, 500pF
FALL, 2000pF
25
45 65
3000
RISE, 500pF
4000
85 105 125
5000