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LTC1535CSW 数据表(PDF) 2 Page - Linear Technology

部件名 LTC1535CSW
功能描述  Isolated RS485 Transceiver
PDF  12 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC1535CSW 数据表(HTML) 2 Page - Linear Technology

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LTC1535
ORDER PART
NUMBER
LTC1535CSW
TJMAX = 125°C, θJA = 125°C/W
Consult factory for Industrial and Military grade parts.
The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. 0°C ≤ TA ≤ 70°C, VCC = 5V, VCC2 = 5V unless otherwise noted.
(Note 1)
VCC to GND ................................................................ 6V
VCC2 to GND2 ............................................................ 8V
Control Input Voltage to GND ...... – 0.3V to (VCC + 0.3V)
Driver Input Voltage to GND ........ – 0.3V to (VCC + 0.3V)
Driver Output Voltage
(Driver Disabled) to GND2 .............. (VCC2 – 13V) to 13V
Driver Output Voltage
(Driver Enabled) to GND2 ............... (VCC2 – 13V) to 10V
Receiver Input Voltage to GND2 ............................
±14V
Receiver Output Voltage .............. – 0.3V to (VCC + 0.3V)
Operating Temperature Range .............. 0
°C ≤ TA ≤ 70°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
VCC Supply Range
q
4.5
5.5
V
VCC2
VCC2 Supply Range
q
4.5
7.5
V
ICC
VCC Supply Current
No Load
q
13
18
mA
ICC2
VCC2 Supply Current
R = 27
Ω, Figure 1
q
63
73
mA
No Load
q
712
mA
VOD1
Differential Driver Output
No Load
q
5V
VOD2
Differential Driver Output
R = 50
Ω (RS422) Note 2
q
2V
R = 27
Ω(RS485), Figure 1
q
1.5
2
V
IOSD1
Driver Short-Circuit Current
VOUT = HIGH
–7V
≤ VCM ≤ 10V
q
75
100
135
mA
VOUT = LOW
–7V
≤ VCM ≤ 10V
q
75
100
135
mA
VIH
Logic Input High Voltage
DE, DI, RE VCC = 4.5V
q
2V
VIL
Logic Input Low Voltage
DE, DI, RE VCC = 4.5V
q
0.8
V
IIN
Input Current (A, B)
Note 3
VIN = 12V
q
0.25
mA
VIN = – 7V
q
–0.20
mA
VTH
Receiver Input Threshold
–7V
≤ VCM ≤ 12V, Note 4
q
–200
–90
–10
mV
∆VTH
Receiver Input Hysteresis
–7V
≤ VCM ≤ 12V
q
10
30
70
mV
RIN
Receiver Input Impedance
q
50
68
85
k
Ω
VOH
RO Output High Voltage
IRO = – 4mA, VCC = 4.5V
q
3.7
4.0
V
IRO = –10mA, VCC = 4.5V
3.4
V
VOL
RO Output Low Voltage
IRO = 4mA, VCC = 4.5V
q
0.4
0.8
V
IRO = 10mA, VCC = 4.5V
0.9
V
1
2
3
4
11
12
13
14
28
27
26
25
18
17
16
15
VCC
ST1
ST2
GND
GND2
Z
Y
VCC2
RO
RE
DE
DI
SLO
RO2
A
B
SW PACKAGE
28-LEAD PLASTIC SO WIDE
TOP VIEW
ABSOLUTE
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
ELECTRICAL CHARACTERISTICS



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