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參數(shù)資料
| 型號(hào)： | LTC1382CN#PBF |
| 廠商： | Linear Technology |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC TXRX 5V RS232 W/SHTDWN 18-DIP |
| 標(biāo)準(zhǔn)包裝： | 20 |
| 類型： | 收發(fā)器 |
| 驅(qū)動(dòng)器/接收器數(shù)： | 2/2 |
| 規(guī)程： | RS232 |
| 電源電壓： | 4.5 V ~ 5 V |
| 安裝類型： | 通孔 |
| 封裝/外殼： | 18-DIP（0.300"，7.62mm） |
| 供應(yīng)商設(shè)備封裝： | 18-DIP |
| 包裝： | 管件 |
| 產(chǎn)品目錄頁面： | 1354 (CN2011-ZH PDF) |
3
LTC1382
1382fa
Note 1: Absolute Maximum Ratings are those values beyond which the life
of the device may be impaired.
Note 2: Supply current is measured with driver and receiver outputs
unloaded.
Note 3: Measurements made in the Shutdown mode are performed
with VON/OFF = 0V.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Slew Rate
RL = 3k, CL = 51pF
8
30
V/s
RL = 3k, CL = 2500pF
3
5
V/s
Driver Propagation Delay
tHLD (Figure 1)
●
2
3.5
s
(TTL to RS232)
tLHD (Figure 1)
●
2
3.5
s
Receiver Propagation Delay
tHLR (Figure 2)
●
0.3
0.8
s
(RS232 to TTL)
tLHR (Figure 2)
●
0.3
0.8
s
Driver Output Voltage
vs Temperature
TEMPERATURE (°C)
0
–8
DRIVER
OUTPUT
VOLTAGE
(V)
–6
–2
0
2
40
10
LTC1382 TPC01
–4
20
10
50
60
30
70
4
6
8
RL = 3k
VCC = 5V
VCC = 4.5V
OUTPUT HIGH
VCC = 4.5V
VCC = 5V
OUTPUT LOW
DATA RATE (kBAUD)
0
SUPPLY
CURRENT
(mA)
5
15
20
25
100
45
LTC1382 TPC03
10
50
25
125
75
150
175
30
35
40
VCC = 5V
RL = 3k
CL = 2500pF
2 DRIVERS ACTIVE
TEMPERATURE (C)
0
THRESHOLD
VOLTAGE
(V)
1.8
2.0
2.2
30
50
VTH
VTL
LTC1382 TPC02
1.6
1.4
10
20
40
60
70
1.2
1.0
Receiver Input Thresholds
vs Temperature
Supply Current vs Data Rate
The ● denotes specifications which apply over the full operating
temperature range. VCC = 5V, C1 = C2 = C3 = C4 = 0.1F, VON/OFF = VCC, unless otherwise noted.
The ● denotes specifications which apply over the full operating temperature range.
VCC = 5V, C1 = C2 = C3 = C4 = 0.1F, unless otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Power Supply Generator
V+ Output Voltage
IOUT = 0mA
8.0
V
IOUT = 8mA
7.5
V
V– Output Voltage
IOUT = 0mA
– 8.0
V
IOUT = – 8mA
– 7.0
V
Supply Rise Time
Shutdown to Turn-On
0.2
ms
Power Supply
VCC Supply Current
No Load (Note 2), 0°C to 70°C
●
0.22
0.5
mA
No Load (Note 2), – 40°C to 85°C
●
0.35
1.0
mA
Supply Leakage Current (VCC)Shutdown (Note 3)
●
0.2
10
A
Digital Input Threshold Low
●
1.4
0.8
V
Digital Input Threshold High
●
2.0
1.4
V
DC ELECTRICAL CHARACTERISTICS
AC CHARACTERISTICS
TYPICAL PERFOR A CE CHARACTERISTICS
UW
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