MAX3316–MAX3319
2.5V, 1µA, 460kbps,
RS-232-Compatible Transceivers
4 _______________________________________________________________________________________
Typical Operating Characteristics
(V
CC
= +2.5V, C1–C4 = 0.1µF, 460kbps data rate, all transmitters loaded with 3k, T
A
= +25°C, unless otherwise noted.)
0
2
6
4
8
10
2.25 2.652.45 2.85 3.05 3.25 3.45 3.65
MAX3316/MAX3317
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX3316 TOC01
V
CC
(V)
SUPPLY CURRENT (mA)
T1 TRANSMITTING AT SPECIFIED
DATA RATE
T2 TRANSMITTING AT 20kbps
C
L
= 1000pF
460kbps
230kbps
20kbps
-6
-2
-4
2
0
4
6
2.25 2.85 3.052.45 2.65 3.25 3.45 3.65
MAX3316/MAX3317
TRANSMITTER OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
MAX3316 TOC02
V
CC
(V)
TRANSMITTER OUTPUT VOLTAGE (V)
T_OUT+
T_OUT-
T1 TRANSMITTING AT 460kbps
T2 TRANSMITTING AT 20kbps
C
L
= 1000pF
-5
-2
-3
-4
-1
0
1
2
3
4
5
0 1000 2000 3000
MAX3316/MAX3317
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
MAX3316 TOC03
LOAD CAPACITANCE (pF)
TRANSMITTER OUTPUT VOLTAGE (V)
T_OUT+
T_OUT-
T1 TRANSMITTING AT 460kbps
T2 TRANSMITTING AT 20kbps
0
2
6
4
8
10
MAX3316/MAX3317
SLEW RATE vs. LOAD CAPACITANCE
MAX3316 TOC04
LOAD CAPACITANCE (pF)
SLEW RATE (V/µs)
0 20001000 3000
-SLEW
+SLEW
FOR DATA RATES UP TO 460kbps
TIMING CHARACTERISTICS (continued)
(V
CC
= +2.25V to +3.0V, C1–C4 = 0.1µF, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at V
CC
= +2.5V,
T
A
= +25°C.)
Note 2: A transmitter/receiver edge is defined as a transition through the transmitter/receiver input logic thresholds.
Note 3: Transmitter skew is measured at the transmitter zero crosspoints.
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
V/µs
430
V
CC
= 2.5V, T
A
= +25°C, R
L
= 3k to 7k,
one transmitter switching, measured from +3V
to -3V or -3V to +3V, C
L
= 150pF to 2500pF
Transition-Region Slew Rate
MAX3316–MAX3319
2.5V, 1µA, 460kbps,
RS-232-Compatible Transceivers
_______________________________________________________________________________________ 5
0
3
9
6
12
15
2.25 2.652.45 2.85 3.05 3.25 3.45 3.65
MAX3318/MAX3319
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX3316 TOC06
V
CC
(V)
SUPPLY CURRENT (mA)
460kbps
230kbps
20kbps
T1 TRANSMITTING AT SPECIFIED
DATA RATE
T2 TRANSMITTING AT 20kbps
C
L
= 1000pF
-6
-2
-4
2
0
4
6
2.25 2.85 3.052.45 2.65 3.25 3.45 3.65
MAX3318/MAX3319
TRANSMITTER OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
MAX3316 TOC07
V
CC
(V)
TRANSMITTER OUTPUT VOLTAGE (V)
T1 TRANSMITTING AT 460kbps
T2 TRANSMITTING AT 20kbps
C
L
= 1000pF
T_OUT+
T_OUT-
-5
-2
-3
-4
-1
0
1
2
3
4
5
0 1000 2000 3000
MAX3318/MAX3319
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
MAX3316 TOC08
LOAD CAPACITANCE (pF)
TRANSMITTER OUTPUT VOLTAGE (V)
T_OUT+
T_OUT-
T1 TRANSMITTING AT 460kbps
T2 TRANSMITTING AT 20kbps
0
2
6
4
8
10
MAX3318/MAX3319
SLEW RATE vs. LOAD CAPACITANCE
MAX3316 TOC09
LOAD CAPACITANCE (pF)
SLEW RATE (V/µs)
0 20001000 3000
-SLEW
+SLEW
FOR DATA RATES UP TO 460kbps
0
10
5
20
15
30
25
35
MAX3318/MAX3319
OPERATING SUPPLY CURRENT
vs. LOAD CAPACITANCE
MAX3316 TOC10
LOAD CAPACITANCE (pF)
SUPPLY CURRENT (mA)
0 1000 2000 3000
460kbps
230kbps
20kbps
T1 TRANSMITTING AT SPECIFIED
DATA RATE
T2 TRANSMITTING AT 20kbps
Typical Operating Characteristics (continued)
(V
CC
= +2.5V, C1–C4 = 0.1µF, 460kbps data rate, all transmitters loaded with 3k, T
A
= +25°C, unless otherwise noted.)
0
10
5
20
15
30
25
35
MAX3316/MAX3317
OPERATING SUPPLY CURRENT
vs. LOAD CAPACITANCE
MAX3316 TOC05
LOAD CAPACITANCE (pF)
SUPPLY CURRENT (mA)
0 1000 2000 3000
T1 TRANSMITTING AT SPECIFIED DATA RATE
T2 TRANSMITTING AT 20kbps
460kbps
230kbps
20kbps
MAX3316–MAX3319
2.5V, 1µA, 460kbps,
RS-232-Compatible Transceivers
6 _______________________________________________________________________________________
0
100
300
200
400
500
0 1000500 1500 2000 2500 3000
TRANSMITTER SKEW vs.
LOAD CAPACITANCE (t
PLH
- t
PHL
)
MAX3316E TOC11
LOAD CAPACITANCE (pF)
TRANSMITTER SKEW (ns)
MAX3316/MAX3317
MAX3318/MAX3319
T1 TRANSMITTING AT 460kbps
T2 TRANSMITTING AT 20kbps
0
10
5
20
15
25
30
-40 0 20-20 40 60 80
MAX3318/MAX3319
READY TURN-ON TIME
vs. TEMPERATURE
MAX3316E TOC12
TEMPERATURE (°C)
READY TURN-ON TIME (µs)
0
40
120
80
160
200
-40 0-20 20 40 60 80
MAX3318/MAX3319
READY TURN-OFF TIME
vs. TEMPERATURE
MAX3316E TOC13
TEMPERATURE (°C)
READY TURN-OFF TIME (ns)
Typical Operating Characteristics (continued)
(V
CC
= +2.5V, C1–C4 = 0.1µF, 460kbps data rate, all transmitters loaded with 3k, T
A
= +25°C, unless otherwise noted.)
Pin Description
MAX3318
SSOP/
TSSOP
2
3
4
8, 17
7
6
5
19
18
12, 13
10, 15
9, 16
No Connection
Receiver Enable, Active Low
FUNCTION
Positive Terminal of Voltage-Doubler Charge-
Pump Capacitor
+2 V
CC
Generated by the Charge Pump
Negative Terminal of Voltage-Doubler Charge-
Pump Capacitor
RS-232 Transmitter Outputs
-2 V
CC
Generated by the Charge Pump
Negative Terminal of Inverting Charge-Pump
Capacitor
Positive Terminal of Inverting Charge-Pump
Capacitor
+2.25V to +3.0V Single-Supply Voltage
Ground
CMOS Transmitter Inputs
CMOS Receiver Outputs
RS-232 Receiver Inputs
MAX3319
SSOP
2
3
4
13
7
6
5
15
14
11
9
8
N.C.
EN
NAME
C1+
V+
C1-
T_OUT
V-
C2-
C2+
V
CC
GND
T_IN
R_OUT
R_IN
1, 10, 11, 20 11, 14
1
MAX3316
MAX3317
SSOP/
TSSOP
1 2 2
PIN
2 3 3
3 4 4
7, 14 8, 17 8, 17
6 7 7
5 6 6
4 5 5
16 19 19
15 18 18
10, 11 13, 14 12, 13
9, 12 12, 15 10, 15
8, 13 9, 16 9, 16
SSOP TSSOP

MAX3316EUP+

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
RS-232 Interface IC 460kbps 1uA 2.5V Transceiver
Lifecycle:
New from this manufacturer.
Delivery:
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Payment:
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