LTC1334 LINER [Linear Technology], LTC1334 Datasheet - Page 6

• Manufacturer Part Number: LTC1334
• Description: Single 5V RS232/RS485 Multiprotocol Transceiver
• Manufacturer: LINER [Linear Technology]

LTC1334
TYPICAL PERFORMANCE CHARACTERISTICS
C1
Requires 0.1 F external capacitor between Pins 1 and 2.
C1
V
Requires an external 0.1 F capacitor to ground.
A1 (Pin 4): Receiver Input.
B1 (Pin 5): Receiver Input.
Y1 (Pin 6): Driver Output.
Z1 (Pin 7): Driver Output.
PIN
6
DD
–10
–80
–70
–60
–50
–40
–30
–20
–10
–
+
–2
–4
–6
–8
10
U
8
6
4
2
0
(Pin 1): Commutating Capacitor C1 Positive Terminal.
0
(Pin 2): Commutating Capacitor C1 Negative Terminal.
–50
(Pin 3): Positive Supply Output for RS232 Drivers.
RS232 Driver Output Voltage
vs Temperature
RS485 Driver Output High Voltage
vs Output Current
0
V
R
FUNCTIONS
CC
L
–25
= 3k
= 5V
U
1
0
OUTPUT VOLTAGE (V)
TEMPERATURE ( C)
OUTPUT HIGH
OUTPUT LOW
2
25
50
U
3
75
W
T
V
A
CC
LTC1334 • TPC16
LTC1334 • TPC13
4
= 25 C
100
= 5V
U
125
5
120
100
80
60
40
20
30
25
20
15
10
0
5
0
–50
0
RS485 Driver Output Low Voltage
vs Output Current
RS232 Driver Short-Circuit
Current vs Temperature
V
V
T
V
OUT
CC
A
–25
CC
= 25 C
= 5V
= 5V
1
= 0V
OUTPUT VOLTAGE (V)
0
TEMPERATURE ( C)
2
25
SOURCE
SINK
SEL1 (Pin 8): Interface Mode Select Input.
SEL2 (Pin 9): Interface Mode Select Input.
Z2 (Pin 10): Driver Output.
Y2 (Pin 11): Driver Output.
B2 (Pin 12): Receiver Input.
A2 (Pin 13): Receiver Input.
GND (Pin 14): Ground.
V
nal 0.1 F capacitor to ground.
50
EE
3
(Pin 15): Negative Supply Output. Requires an exter-
75
4
LTC1334 • TPC14
LTC1334 • TPC17
100
125
5
500
450
400
350
300
250
200
150
100
160
140
120
100
80
60
40
50
0
–50
–50
Driver Output Leakage Current
(Disable/Shutdown) vs Temperature
RS485 Driver Output Short-Circuit
Current vs Temperature
V
–25
CC
–25
(V
= 5V
OUT
SOURCE
0
0
TEMPERATURE ( C)
= 0V)
TEMPERATURE ( C)
SINK
(V
OUT
25
25
= 5V)
50
50
75
75
V
CC
LTC1334 • TPC18
LTC1334 • TPC15
100
100
= 5V
125
125