LTC1385 查看數據表（PDF） - Linear Technology
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LTC1385 Datasheet PDF : 8 Pages
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LTC1385
DC ELECTRICAL CHARACTERISTICS The q denotes specifications which apply over the full operating
temperature range. VCC = 3.3V, C1 = C2 = C3 = C4 = 0.1µF, VON/OFF = VCC, Driver Disable = VCC, unless noted.
PARAMETER
Any Receiver
Input Voltage Thresholds
Hysteresis
Input Resistance
Output Voltage
Output Short-Circuit Current
Output Leakage Current
Power Supply Generator
V+ Output Voltage
V– Output Voltage
Supply Rise Time
Power Supply
VCC Supply Current
Supply Leakage Current (VCC)
Digital Input Threshold Low
Digital Input Threshold High
CONDITIONS
Input Low Threshold
Input High Threshold
– 10V ≤ VIN ≤ 10V
Output Low, IOUT = – 1.6mA (VCC = 3.3V)
Output High, IOUT = 160µA (VCC = 3.3V)
Sinking Current, VOUT = VCC
Sourcing Current, VOUT = 0V
Shutdown (Note 4), 0V ≤ VOUT ≤ VCC
IOUT = 0mA
IOUT = 5mA
IOUT = 0mA
IOUT = – 5mA
Shutdown or Driver Disable to Turn-On
No Load (Note 2), 0°C to 70°C
No Load (Note 2), – 40°C to 85°C
Shutdown (Note 4)
Driver Disable (Note 3)
MIN TYP MAX
q 0.8
1.3
q
1.7
2.4
q 0.1
0.4
1.0
3
5
7
q
0.2
0.4
q 3.0
3.2
–5
– 20
2
7
q
1
10
5.7
5.5
– 5.3
– 5.0
0.2
q
0.2
0.5
q
3.5
1.0
q
0.2
10
q
35
50
q
1.4
0.8
q 2.0
1.4
UNITS
V
V
V
kΩ
V
V
mA
mA
µA
V
V
V
V
ms
mA
mA
µA
µA
V
V
AC CHARACTERISTICS The q denotes specifications which apply over the full operating temperature range.
VCC = 3.3V, C1 = C2 = C3 = C4 = 0.1µF, unless noted.
PARAMETER
Slew Rate
Driver Propagation Delay
(TTL to EIA / TIA-562)
Receiver Propagation Delay
(EIA / TIA-562 to TTL)
CONDITIONS
RL = 3k, CL = 51pF
RL = 3k, CL = 1000pF
tHLD (Figure 1)
tLHD (Figure 1)
tHLR (Figure 2)
tLHR (Figure 2)
Note 1: Absolute Maximum Ratings are those values beyond which the life
of the device may be impaired.
Note 2: Supply current is measured with driver and receiver outputs
unloaded.
MIN TYP MAX
8
30
3
5
q
2
3.5
q
2
3.5
q
0.3
0.8
q
0.2
0.8
UNITS
V/µs
V/µs
µs
µs
µs
µs
Note 3: Measurements made in the Driver Disable mode are performed
with VDRIVER DISABLE = GND and VON/OFF = VCC.
Note 4: Measurements made in the Shutdown mode are performed with
VON/OFF = 0V.
sn1385 1385fas
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