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參數(shù)資料
| 型號： | LTC1337 |
| 廠商： | Linear Technology Corporation |
| 英文描述： | 5V Low Power RS232 3-Driver/5-Receiver Transceiver(5V,低功耗，3發(fā)5收RS-232收發(fā)器) |
| 中文描述： | 5V的低功耗的RS232 3-Driver/5-Receiver收發(fā)器（5V的，低功耗，3發(fā)5收的RS - 232收發(fā)器） |
| 文件頁數(shù)： | 3/8頁 |
| 文件大小： | 205K |
| 代理商： | LTC1337 |
3
LTC1337
ELECTRICAL C
HARA TERISTICS
C
D
V
CC
= 5V, C1 = C2 = C3 = C4 = 0.1
μ
F, unless otherwise noted.
C
HARA TERISTICS
U
A
TYPICAL PERFOR
CE
TEMPERATURE (°C)
0
T
60
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1337 G02
20
70
10
30
40
50
INPUT HIGH
INPUT LOW
Driver Output Voltage
Receiver Input Thresholds
Supply Current vs Data Rate
DATA RATE (k BAUD)
0
S
150
45
40
35
30
25
20
15
10
5
0
1337 G03
50
175
25
75
100
125
V
CC
= 5V
R
L
= 3k
C
= 2500pF
3 DRIVERS ACTIVE
TEMPERATURE (°C)
0
D
60
10
8
6
4
2
0
–2
–4
–6
–8
1337 G01
20
70
10
30
40
50
V
CC
= 5V
OUTPUT HIGH
V
CC
= 4.5V
R
L
= 3k
V
CC
= 5V
V
CC
= 4.5V
OUTPUT LOW
The
G
denotes specifications which apply over the operating temperature
range (0
°
C
≤
T
A
≤
70
°
C).
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 and driver inputs tied high.
Note 3:
Supply current and leakage measurements in SHUTDOWN are
performed with V
ON
= 0V.
PARAMETER
Slew Rate
CONDITIONS
R
L
= 3k, C
L
= 51pF
R
L
= 3k, C
L
= 2500pF
t
HLD
(Figure 1)
t
LHD
(Figure 1)
t
HLR
(Figure 2)
t
LHR
(Figure 2)
MIN
TYP
8
4
2
2
0.3
0.2
MAX
30
UNITS
V/
μ
s
V/
μ
s
2
Driver Propagation Delay
(TTL to RS232)
Receiver Propagation Delay
(RS232 to TTL)
G
3
3
μ
s
μ
s
μ
s
μ
s
G
G
0.6
0.6
G
PARAMETER
Power Supply Generator
V
+
Output Voltage
CONDITIONS
MIN
TYP
MAX
UNITS
I
OUT
= 0mA
I
OUT
= 12mA
I
OUT
= 0mA
I
OUT
= 12mA
SHUTDOWN to Turn-On
8.0
7.5
–8.0
–6.5
0.2
V
V
V
V
V
–
Output Voltage
Supply Rise Time
Power Supply
V
CC
Supply Current
Supply Leakage Current (V
CC
)
On/Off Threshold Low
On/Off Threshold High
ms
No Load (Note 2)
SHUTDOWN (Note 3)
G
0.3
1
1.4
1.4
0.5
10
0.8
mA
μ
A
G
G
V
V
G
2.0
C
HARA TERISTICS
AC
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