TYPICAL PERFORMANCE CHARACTERIS" />
參數(shù)資料
型號(hào): LTC1348ISW#TRPBF
廠商: Linear Technology
文件頁數(shù): 4/8頁
文件大?。?/td> 0K
描述: IC TXRX 3.3V/5V RS232 28-SOIC
標(biāo)準(zhǔn)包裝: 1,000
類型: 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù): 3/5
規(guī)程: RS232
電源電壓: 3 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 28-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 28-SOIC
包裝: 帶卷 (TR)
4
LTC1348
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
Driver Output Voltage High/Low
vs Load Capacitance (CL)
Supply Current
vs Driver Data Rate
Driver Output Voltage High/Low
vs Load Capacitance (CL)
Driver Output Voltage High/Low
vs Temperature (
°C)
TEMPERATURE (
°C)
0
LEAKAGE
CURRENT
(
A)
5
15
20
25
50
45
LTC1348 G06
10
20
10
30
40
60
70
30
35
40
VOUT = –20V
VOUT = 20V
VCC = 3.3V
LOAD CAPACITANCE (pF)
0
–7
DRIVER
OUTPUT
VOLTAGE
HIGH/LOW
–5
–3
–1
7
6
4
2
0
–2
–4
–6
3
1000
2000
5000
5
1
3000
4000
250kbps
120kbps
64kbps
64kbps 20kbps
20kbps
VCC = 3.3V
0.1
F FLYING CAPACITORS
ALL DRIVERS LOADED 3k
+ CL
1 DRIVER DRIVEN
LTC1348 G01
OUTPUT HIGH
OUTPUT LOW
LOAD CAPACITANCE (pF)
0
–7
DRIVER
OUTPUT
VOLTAGE
HIGH/LOW
–5
–3
–1
7
6
4
2
0
–2
–4
–6
3
1000
2000
5000
5
1
3000
4000
120kbps
64kbps
20kbps
VCC = 3.3V
0.1
F FLYING CAPACITORS
ALL DRIVERS DRIVEN AND
LOADED 3k
+ CL
LTC1348 G02
OUTPUT HIGH
OUTPUT LOW
20kbps
Driver Leakage in SHUTDOWN
vs Temperature (
°C)
TEMPERATURE (
°C)
0
–7
DRIVER
OUTPUT
VOLTAGE
HIGH/LOW
–5
–3
–1
7
6
4
2
0
–2
–4
–6
3
10
20
30
70
5
1
40
50
60
LTC1348 G04
VCC = 3V
VCC = 3.3V
OUTPUT HIGH
OUTPUT LOW
VCC = 3.3V
ALL DRIVERS
LOADED WITH 3k
Driver Short-Circuit Current
vs Temperature (
°C)
With VCC = 3.3V
All Driver Outputs Loaded with
3k
, 1000pF. 1 Driven at 250kbps
DRIVER DATA RATE
0
SUPPLY
CURRENT
(mA)
30
40
50
200
LTC1348 G03
20
10
0
50
100
150
250
3 OUTPUT LOADED
3k
// 2500pF
1 OUTPUT LOADED
3k
// 2500pF
VCC = 3.3V
TEMPERATURE (
°C)
–40
0
SHORT-CIRCUIT
CURRENT
(mA)
4
8
10
12
60
20
LTC1348 G05
6
0
–20
20
40
80
100
14
16
18
ISC
ISC
+
VCC = 3.3V
LTC1348 G07
DRIVER
INPUT
DRIVEN DRIVER
OUTPUT
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