參數(shù)資料
型號： LTC1485C
廠商： Linear Technology Corporation
英文描述： Dual, Micropower, LinCMOS(TM) Voltage Comparator 8-PDIP 0 to 70
中文描述： 差分總線收發(fā)器
文件頁數(shù)： 2/12頁
文件大小： 257K
代理商： LTC1485C
2
LTC1485
A
U
G
W
A
W
U
W
A
R
BSOLUTE
XI
TI
S
U
PACKAGE/ORDER U
(Note 1)
Supply Voltage (V
CC
) .............................................. 12V
Control Input Voltages................... –0.5V to V
CC
+ 0.5V
Control Input Currents........................ – 50mA to 50mA
Driver Input Voltages..................... –0.5V to V
CC
+ 0.5V
Driver Input Currents.......................... –25mA to 25mA
Driver Output Voltages .........................................
±
14V
Receiver Input Voltages........................................
±
14V
Receiver Output Voltages .............. –0.5V to V
CC
+ 0.5V
Operating Temperature Range
LTC1485C............................................... 0
°
C to 70
°
C
LTC1485I .......................................... –40
°
C to 85
°
C
Storage Temperature Range ................ –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec.)................ 300
°
C
SYMBOL
V
OD1
V
OD2
PARAMETER
Differential Driver Output Voltage (Unloaded)
Differential Driver Output Voltage (With Load)
CONDITIONS
I
O
= 0
R = 50
, (RS422)
R = 27
, (RS485) (Figure 1)
R = 27
or R = 50
(Figure 1)
MIN
TYP
5
MAX
V
UNITS
G
G
G
2
V
V
V
1.5
5
V
OD
Change in Magnitude of Driver Differential
Output Voltage for Complementary Output States
Driver Common-Mode Output Voltage
Change in Magnitude of Driver Common-Mode
Output Voltage for Complementary Output States
Input High Voltage
Input Low Voltage
Input Current
Input Current (A, B)
G
0.2
V
OC
|V
OC
|
R = 27
or R = 50
(Figure 1)
R = 27
or R = 50
(Figure 1)
G
3
V
V
G
0.2
V
INH
V
INL
I
IN1
I
IN2
DI, DE, RE
DI, DE, RE
DI, DE, RE
V
CC
= 0V or 5.25V, V
IN
= 12V
V
CC
= 0V or 5.25V, V
IN
= –7V
–7V
≤
V
CM
≤
12V
V
CM
= 0V
I
O
= –4mA, V
ID
= 0.2V
I
O
= 4mA, V
ID
= –0.2V
V
CC
= Max 0.4V
≤
V
O
≤
2.4V
No Load; DI = GND or V
CC
Outputs Enabled
Outputs Disabled
–7V
≤
V
CM
≤
12V
V
O
= –7V
V
O
= 10 V
0V
≤
V
O
≤
V
CC
G
2.0
V
V
G
0.8
±
2
1.0
–0.8
0.2
G
μ
A
mA
mA
G
G
V
TH
V
TH
V
OH
V
OL
I
OZR
I
CC
Differential Input Threshold Voltage for Receiver
Receiver Input Hysteresis
Receiver Output High Voltage
Receiver Output Low Voltage
Three-State Output Current at Receiver
Supply Current
G
–0.2
V
G
60
mV
G
3.5
V
V
G
0.4
±
1
G
μ
A
G
G
1.8
1.7
2.3
2.3
mA
mA
k
mA
mA
mA
R
IN
I
OSD1
I
OSD2
I
OSR
Receiver Input Resistance
Driver Short-Circuit Current, V
OUT
= High
Driver Short-Circuit Current, V
OUT
= Low
Receiver Short-Circuit Current
G
12
G
250
250
85
G
G
7
V
CC
= 5V (Notes 2, 3), unless otherwise noted.
ELECTRICAL C
HARC
C
D
1
2
3
4
5
6
7
8
TOP VIEW
RO
B
V
CC
N8 PACKAGE
8-LEAD PLASTIC DIP
D
R
A
GND
DE
DI
S8 PACKAGE
8-LEAD PLASTIC SOIC
RE
T
JMAX
= 125
°
C,
θ
JA
= 100
°
C/W (N)
T
JMAX
= 150
°
C,
θ
JA
= 150
°
C/W (S)
Consult factory for Military grade parts.
ORDER PART
NUMBER
S8 PART MARKING
LTC1485CN8
LTC1485IN8
LTC1485CS8
LTC1485IS8
1485
1485I
相關PDF資料
PDF描述
LTC1485CN8 Differential Bus Transceiver
LTC1485CS8 Differential Bus Transceiver
LTC1485I Differential Bus Transceiver
LTC1485IS8 Differential Bus Transceiver
LTC1502CMS8-3.3 Single Cell to 3.3V Regulated Charge Pump DC/DC Converter
相關代理商/技術參數(shù)
參數(shù)描述
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