LTC1387CG#PBF Linear Technology, LTC1387CG#PBF Datasheet - Page 2
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LTC1387CG#PBF
Manufacturer Part Number
LTC1387CG#PBF
Description
IC TXRX RS232/RS485 5VSNGL20SSOP
Manufacturer
Linear Technology
Type
Transceiverr
Datasheet
1.LTC1387CSWPBF.pdf
(12 pages)
Specifications of LTC1387CG#PBF
Number Of Drivers/receivers
2/2
Protocol
RS232, RS485
Voltage - Supply
5V
Mounting Type
Surface Mount
Package / Case
20-SSOP
Leaded Process Compatible
Yes
Rohs Compliant
Yes
Peak Reflow Compatible (260 C)
Yes
Ic Interface Type
RS232, RS485
No. Of Drivers
2
Supply Voltage Range
4.75V To 5.25V
Driver Case Style
SSOP
No. Of Pins
20
Operating Temperature Range
0°C To +70°C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
DC ELECTRICAL CHARACTERISTICS
LTC1387
A
(Note 1)
Supply Voltage (V
Input Voltage
Output Voltage
Short-Circuit Duration
Operating Temperature Range
Storage Temperature Range ................ – 65 C to 150 C
Lead Temperature (Soldering, 10 sec)................ 300 C
T
SYMBOL
RS485 Driver (485/232 = High, ON = DXEN = High)
V
V
V
I
I
RS232 Driver (485/232 = Low, ON = DXEN = High)
V
I
Driver Inputs and Control Inputs
V
V
I
2
OSD
OZD
OSD
IN
A
OD1
OD2
OC
O
IH
IL
V
BSOLUTE
OD
V
= 25 C, V
Drivers ................................... – 0.3V to (V
Receivers ............................................. – 25V to 25V
485/232, ON, DXEN
RXEN, SLEW ........................... – 0.3V to (V
Drivers ................................................. – 18V to 18V
Receivers ............................... – 0.3V to (V
Output ........................................................ Indefinite
V
LTC1387C .............................................. 0 C to 70 C
LTC1387I ........................................... – 40 C to 85 C
OC
DD
, V
PARAMETER
Differential Driver Output Voltage (Unloaded)
Differential Driver Output Voltage (With Load)
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
Driver Short-Circuit Current
Three-State Output Current (Y, Z)
Output Voltage Swing
Output Short-Circuit Current
Input High Voltage
Input Low Voltage
Input Current
EE
CC
, C1
= 5V, C1 = C2 = C3 = C4 = 0.1 F (Notes 2, 3), unless otherwise noted.
+
, C1
CC
W
) ............................................. 6.5V
–
A
, C2
XI
+
, C2
W
U
–
.......................... 30 sec
W
R
A
TI
U
CC
CC
CC
G
+ 0.3V)
+ 0.3V)
+ 0.3V)
I
Figure 1, R = 50 (RS422)
Figure 1, R = 27 (RS485)
Figure 1, R = 27 or R = 50
Figure 1, R = 27 or R = 50
Figure 1, R = 27 or R = 50
V
V
– 7V V
Figure 4, R
Figure 4, R
V
D
D
D
SLEW (Note 5)
O
S
O
O
O
Y
Y
Y
CONDITIONS
= 0
, D
, D
, D
= – 7V, 12V; V
= – 7V, 12V; V
= 0V
Z
Z
Z
, DXEN, RXEN, ON, 485/232, SLEW
, DXEN, RXEN, ON, 485/232, SLEW
, DXEN, RXEN, ON, 485/232
O
L
L
12V
= 3k, Positive
= 3k, Negative
Consult factory for Military grade parts.
PACKAGE/ORDER I FOR ATIO
O
O
20-LEAD PLASTIC SSOP
= High
= Low (Note 4)
485/232
DXEN
GND
G PACKAGE
V
C1
C1
DD
A
B
Y
Z
+
–
T
T
JMAX
JMAX
10
1
2
3
4
5
6
7
8
9
= 125 C,
= 125 C,
TOP VIEW
JA
JA
= 75 C/W (SW)
= 120 C/W (G)
20-LEAD PLASTIC SO
SW PACKAGE
20
19
18
17
16
15
14
13
12
11
MIN
2.0
1.5
35
10
– 5
2
5
C2
C2
V
R
R
D
D
ON
RXEN
V
CC
EE
A
B
Y
Z
U
+
–
/SLEW
– 6.5
TYP
6.5
0.1
5
17
5
LTC1387CG
LTC1387CSW
LTC1387IG
LTC1387ISW
ORDER PART
W
NUMBER
MAX
250
250
500
0.2
0.2
0.8
6
6
6
3
60
10
15
UNITS
U
mA
mA
mA
V
V
V
V
V
V
A
V
V
V
V
A
A