LT1081IN Linear Technology, LT1081IN Datasheet - Page 3

• Manufacturer Part Number: LT1081IN
• Description: IC DRVR/RCVR DUAL-RS232 5V 16DIP
• Manufacturer: Linear Technology
• Type: Transceiverr

Specifications of LT1081IN

• Number Of Drivers/receivers: 2/2
• Protocol: RS232
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Through Hole
• Package / Case: 16-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

temperature range, otherwise specifications are at T
PARAMETER
Driver
Output Voltage Swing
Logic Input Voltage Level
Logic Input Current
Output Short-Circuit Current
Output Leakage Current
Data Rate (Note 6)
Slew Rate
Receiver
Input Voltage Thresholds
Hysteresis
Input Resistance
Output Voltage
Output Short-Circuit Current
Output Leakage Current
Power Supply Generator (Note 4)
V
V
Supply Current
Supply Leakage Current (V
ON/OFF Pin Current
Supply Rise Time
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: These parameters apply for 4.5V V
unless otherwise specified.
Note 3: V
50 C T
ELECTRICAL C
+
–
Output Voltage
Output Voltage
A
ON/OFF
125 C. (LT1080 only)
= 0.4V for –55 C T
CC
)
HARA TERISTICS
A
50 C, and V
C
CC
CONDITIONS
R
Load = 3k to GND Both Outputs
Input Low Level (V
Input High Level (V
V
V
Sourcing Current, V
Sinking Current, V
SHUTDOWN (Note 3), V
R
R
Input Low Threshold
Input High Threshold
V
Output Low, I
Output High, I
Sinking Current, V
Sourcing Current, V
SHUTDOWN (Note 3), 0V V
I
I
I
I
I
I
SHUTDOWN (Note 3), LT1080 Only
0V V
(Note 5), LT1080 Only
OUT
OUT
OUT
OUT
OUT
OUT
IN
IN
IN
L
L
L
5.5V and V
= 3k, C
= 3k, C
= 3k, C
= 10V
= 0mA
= 10mA
= 15mA
= 0mA
= –10mA
= –15mA
0.8V
2V
ON/OFF
ON/OFF
L
L
L
= 2500pF
= 1000pF
= 51pF
= 0.2V for
OUT
OUT
ON/OFF
A
5V, LT1080 Only
= 25 C. (Note 2)
= –1.6mA
= 160 A (V
OUT
OUT
OUT
OUT
OUT
OUT
= 3V,
The
= 0V
= V
= High)
= Low)
= 0V
= 0V
OUT
CC
= 30V
CC
OUT
denotes the specifications which apply over the full operating
= 5V)
Note 4: Unless otherwise specified, V
V
Note 5: Time from either SHUTDOWN high or power on until V
V
Note 6: Data rate operation guaranteed by slew rate, short-circuit current
and propagation delay tests.
–
–
Commercial
Industrial and Military
Commercial
Industrial and Military
V
CC
equals zero and the driver outputs are low (inputs high).
–6V. All external capacitors are 1 F.
Positive
Negative
LT1080/LT1081
–7.5
–5.5
–5.0
MIN
120
250
–10
–15
CC
0.8
0.2
0.1
3.5
0.6
8.0
7.0
6.5
–5
–9
2
4
3
5
9
= 5V, external loading of V
–6.5
–8.5
–6.5
–6.0
TYP
–20
–12
1.4
1.4
1.3
1.3
1.7
1.7
0.4
0.2
4.8
9.0
8.0
7.5
15
10
12
7.3
5
5
12
5
1
1
1
1
MAX
100
100
0.8
2.4
3.0
0.4
20
20
30
10
22
80
1
7
+
6V and
+
UNITS
10801fe
and
3
V/ s
kBd
kBd
mA
mA
mA
mA
mA
ms
k
V
V
V
V
A
A
A
V
V
V
V
V
V
V
A
V
V
V
V
V
V
A
A