TYPICAL PERFORMANCE CHARACTERIS" />
鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� LTC1334IG#TRPBF
寤犲晢锛� Linear Technology
鏂囦欢闋佹暩(sh霉)锛� 13/16闋�
鏂囦欢澶�?銆�?/td> 0K
鎻忚堪锛� IC TXRX CMOS MULTIPROTOCL 28SSOP
妯�(bi膩o)婧�(zh菙n)鍖呰锛� 2,000
椤炲瀷锛� 鏀剁櫦(f膩)鍣�
椹�(q奴)鍕曞櫒/鎺ユ敹鍣ㄦ暩(sh霉)锛� 3/3
瑕�(gu墨)绋嬶細 RS232锛孯S485
闆绘簮闆诲锛� 4.75 V ~ 5.25 V
瀹夎椤炲瀷锛� 琛ㄩ潰璨艰
灏佽/澶栨锛� 28-SSOP锛�0.209"锛�5.30mm 瀵級
渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 28-SSOP
鍖呰锛� 甯跺嵎 (TR)
6
LTC1334
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
RS485 Driver Output High Voltage
vs Output Current
RS485 Driver Output Short-Circuit
Current vs Temperature
RS485 Driver Output Low Voltage
vs Output Current
RS232 Driver Output Voltage
vs Temperature
Driver Output Leakage Current
(Disable/Shutdown) vs Temperature
RS232 Driver Short-Circuit
Current vs Temperature
OUTPUT VOLTAGE (V)
0
OUTPUT
CURRENT
(mA)
3
5
LTC1334 TPC13
12
4
鈥�80
鈥�70
鈥�60
鈥�50
鈥�40
鈥�30
鈥�20
鈥�10
0
TA = 25掳C
VCC = 5V
OUTPUT VOLTAGE (V)
0
OUTPUT
CURRENT
(mA)
120
100
80
60
40
20
0
123
4
LTC1334 TPC14
5
TA = 25掳C
VCC = 5V
TEMPERATURE (
掳C)
鈥�50
OUTPUT
SHORT-CIRCUIT
CURRENT
(mA)
160
140
120
100
80
60
40
25
75
LTC1334 TPC15
鈥�25
0
50
100
125
SOURCE
(VOUT = 0V)
SINK
(VOUT = 5V)
VCC = 5V
TEMPERATURE (
掳C)
鈥�50
OUTPUT
VOLTAGE
(V)
10
8
6
4
2
0
鈥�2
鈥�4
鈥�6
鈥�8
鈥�10
0
50
75
LTC1334 TPC16
鈥�25
25
100
125
VCC = 5V
RL = 3k
OUTPUT HIGH
OUTPUT LOW
TEMPERATURE (
掳C)
鈥�50
OUTPUT
SHORT-CIRCUIT
CURRENT
(mA)
30
25
20
15
10
5
0
25
75
LTC1334 TPC17
鈥�25
0
50
100
125
SOURCE
SINK
VOUT = 0V
VCC = 5V
TEMPERATURE (
掳C)
鈥�50
OUTPUT
LEAKAGE
CURRENT
(
A)
500
450
400
350
300
250
200
150
100
50
0
50
75
LTC1334 TPC18
鈥�25
25
100
125
VCC = 5V
PIN FUNCTIONS
UU
U
C1+(Pin 1): Commutating Capacitor C1 Positive Terminal.
Requires 0.1
F external capacitor between Pins 1 and 2.
C1鈥� (Pin 2): Commutating Capacitor C1 Negative Terminal.
VDD (Pin 3): Positive Supply Output for RS232 Drivers.
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.
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.
VEE (Pin 15): Negative Supply Output. Requires an exter-
nal 0.1
F capacitor to ground.
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