Datasheet

2
LTC1385
sn1385 1385fas
Supply Voltage (V
CC
) ................................................ 5V
Input Voltage
Driver ....................................... –0.3V to V
CC
+ 0.3V
Receiver ............................................... – 25V to 25V
Digital Input............................... –0.3V to V
CC
+ 0.3V
Output Voltage
Driver .................................................... – 25V to 25V
Receiver .................................... –0.3V to V
CC
+ 0.3V
Short-Circuit Duration
V
+
................................................................... 30 sec
V
–
................................................................... 30 sec
Driver Output.............................................. Indefinite
Receiver Output.......................................... Indefinite
Operating Temperature Range
LTC1385C ............................................. 0°C to 70°C
LTC1385I........................................... – 40°C to 85°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
PARAMETER CONDITIONS MIN TYP MAX UNITS
Any Driver
Output Voltage Swing 3k to GND Positive ● 3.7 4.5 V
Negative ● –3.7 – 4.5 V
Logic Input Voltage Level Input Low Level (V
OUT
= High) ● 1.4 0.8 V
Input High Level (V
OUT
= Low) ● 2.0 1.4 V
Logic Input Current V
IN
= V
CC
● 5 µA
V
IN
= 0V ● –20 –40 µA
Output Short-Circuit Current V
OUT
= 0V ±10 mA
Output Leakage Current Shutdown or Driver Disable or V
CC
= 0V (Note 3,4), ● ±10 ±500 µA
V
OUT
= ±20V
ABSOLUTE AXI U RATI GS
WWWU
DC ELECTRICAL CHARACTERISTICS
The ● denotes specifications which apply over the full operating
temperature range. V
CC
= 3.3V, C1 = C2 = C3 = C4 = 0.1µF, V
ON/OFF
= V
CC
, Driver Disable = V
CC
, unless noted.
LTC1385CG
LTC1385IG
ORDER PART
NUMBER
ORDER PART
NUMBER
LTC1385CN
LTC1385CSW
LTC1385IN
LTC1385ISW
Consult LTC Marketing for parts specified with wider operating temperature ranges.
T
JMAX
= 125°C, θ
JA
= 135°C/W
1
2
3
4
5
6
7
8
9
10
TOP VIEW
G PACKAGE
20-LEAD SSOP
20
19
18
17
16
15
14
13
12
11
C1
+
V
+
C1
–
C2
+
C2
–
V
–
TR2 OUT
RX2 IN
NC
ON/OFF
VCC
GND
TR1 OUT
RX1 IN
RX1 OUT
TR1 IN
TR2 IN
RX2 OUT
NC
DRIVER
DISABLE
T
JMAX
= 125°C, θ
JA
= 85°C/W
1
2
3
4
5
6
7
8
9
TOP VIEW
SW PACKAGE
18-LEAD PLASTIC SO
18
17
16
15
14
13
12
11
10
C1
+
V
+
C1–
C2
+
C2–
V–
TR2 OUT
RX2 IN
ON/OFF
V
CC
GND
TR1 OUT
RX1 IN
RX1 OUT
TR1 IN
TR2 IN
RX2 OUT
N PACKAGE
18-LEAD PDIP
DRIVER
DISABLE
PACKAGE/ORDER I FOR ATIO
UU
W