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LTC486CSW 数据表(PDF) 2 Page - Linear Technology

部件名 LTC486CSW
功能描述  Quad Low Power RS485 Driver
PDF  8 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC486CSW 数据表(HTML) 2 Page - Linear Technology

  LTC486CSW Datasheet HTML 1Page - Linear Technology LTC486CSW Datasheet HTML 2Page - Linear Technology LTC486CSW Datasheet HTML 3Page - Linear Technology LTC486CSW Datasheet HTML 4Page - Linear Technology LTC486CSW Datasheet HTML 5Page - Linear Technology LTC486CSW Datasheet HTML 6Page - Linear Technology LTC486CSW Datasheet HTML 7Page - Linear Technology LTC486CSW Datasheet HTML 8Page - Linear Technology  
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LTC486
2
A
G
A
U
A
R
BSOLUTEXI
TI
S
PACKAGE/ORDER I FOR ATIO
(Note 1)
Supply Voltage (VCC) ............................................... 12V
Control Input Voltages .................... – 0.5V to VCC + 0.5V
Driver Input Voltages ...................... – 0.5V to VCC + 0.5V
Driver Output Voltages .........................................
±14V
Control Input Currents .......................................
±25mA
Driver Input Currents .........................................
±25mA
Operating Temperature Range
LTC486C ................................................ 0
°C to 70°C
LTC486I ............................................ – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300
°C
ORDER PART
NUMBER
LTC486CN
LTC486CSW
LTC486IN
LTC486ISW
TJMAX = 125°C, θJA = 70°C/W (N)
TJMAX = 150°C, θJA = 95°C/W (S)
Consult factory for Military grade parts
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
DI1
DO1A
DO1B
EN
DO2B
DO2A
DI2
GND
DI3
DO3A
DO3B
EN
DO4B
DO4A
DI4
V
N PACKAGE
16-LEAD PLASTIC DIP
TOP VIEW
CC
S PACKAGE
16-LEAD PLASTIC SOL
VCC = 5V ±±±±±5%, 0°C ≤≤≤≤≤ Temperature ≤≤≤≤≤ 70°C (Commercial), – 40°C ≤≤≤≤≤ Temperature ≤≤≤≤≤ 85°C (Industrial) (Note 2, 3)
ELECTRICAL C
C
HARA TERISTICS
C
D
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
tPLH
Driver Input to Output
RDIFF = 54Ω, CL1 = CL2 = 100pF
10
30
50
ns
tPHL
Driver Input to Output
(Figures 2, 4)
10
30
50
ns
tSKEW
Driver Output to Output
515
ns
tr, tf
Driver Rise or Fall Time
5
15
25
ns
tZH
Driver Enable to Output High
CL = 100pF (Figures 3, 5) S2 Closed
35
70
ns
S
GC
C
HARA TERISTICS
WITCHI
VCC = 5V ±±±±±5%, 0°C ≤≤≤≤≤ Temperature ≤≤≤≤≤ 70°C (Commercial), – 40°C ≤≤≤≤≤ Temperature ≤≤≤≤≤ 85°C (Industrial) (Note 2, 3)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOD1
Differential Driver Output Voltage (Unloaded)
IO = 0
5
V
VOD2
Differential Driver Output Voltage (With Load)
R = 50
Ω; (RS422)
2
V
R = 27
Ω; (RS485) (Figure 1)
1.5
5
V
VOD
Change in Magnitude of Driver Differential
R = 27
Ω or R = 50Ω
0.2
V
Output Voltage for Complementary Output States
(Figure 1)
VOC
Driver Common-Mode Output Voltage
3V
❘VOC❘
Change in Magnitude of Driver Common-Mode
0.2
V
Output Voltage for Complementary Output States
VIH
Input High Voltage
DI, EN, EN
2.0
V
VIL
Input Low Voltage
0.8
V
IIN1
Input Current
±2
µA
ICC
Supply Current
No Load
Output Enabled
110
200
µA
Output Disabled
110
200
µA
IOSD1
Driver Short-Circuit Current, VOUT = High
VO = – 7V
100
250
mA
IOSD2
Driver Short-Circuit Current, VOUT = Low
VO = 12V
100
250
mA
IOZ
High Impedance State Output Current
VO = – 7V to 12V
±10
±200
µA



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