LT1796CS8 Ver la hoja de datos (PDF) - Linear Technology
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LT1796CS8 Datasheet PDF : 8 Pages
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LT1796
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Supply Voltage (VCC) .............................................. 44V
RS Slope Control Input Voltage ................ – 0.3V to 44V
VREF Reference Output Pin ......................... – 0.3V to 7V
Driver Input Voltage .................................. – 0.3V to 44V
CANH, CANL Data Line Pins ...................... – 80V to 80V
Receiver Output Voltages ............................– 0.3V to 7V
Operating Temperature Range
LT1796C .................................................. 0°C to 70°C
LT1796I .............................................. – 40°C to 85°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
PACKAGE/ORDER INFORMATION
TOP VIEW
TXD 1
D
GND 2
VCC 3
R
RXD 4
8 RS
7 CANH
6 CANL
5 VREF
N8 PACKAGE S8 PACKAGE
8-LEAD PDIP 8-LEAD PLASTIC SO
TJMAX = 150°C, θJA = 130°C/W (N8)
TJMAX = 150°C, θJA = 150°C/W (S8)
ORDER PART
NUMBER
LT1796CN8
LT1796CS8
LT1796IN8
LT1796IS8
S8 PART MARKING
1796
1796I
Consult LTC Marketing for parts specified with wider operating temperature ranges.
DC ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 4.75V to 5.25V, VRS = 0V unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX
VCANH
VCANL
VOD
VREC
VCMR
VCMD
VIH
VIL
IIN1
ISCH
ISCL
RIND
CANH Output Voltage
CANL Output Voltage
Dominant State Differential Output Voltage
Recessive State Differential Output Voltage
Recessive State Common Mode Output Voltage
Dominant State Common Mode Output Voltage
TXD Input High Voltage
VTXD = 0V, No Load
VTXD = 0V, RL = 60Ω
VTXD = 0V, No Load
VTXD = 0V, RL = 60Ω
VTXD = 0V, No Load, VCC = 4.75V
VTXD = 0V, RL = 60Ω, VCC = 4.75V
VTXD = 0V, RL = 36Ω, VCC = 4.75V
VTXD = 5V, RL = 60Ω
VTXD = 5V, RL = 60Ω, VCC = 5V
RL = 60Ω, VCC = 5V
q 3.8
4.4
5.0
q 2.8
3.5
4.6
q
0
q
0
0.5
0.9
1.3
1.6
q 3.0
3.6
5.0
q 1.5
2.0
4.2
q 1.2
1.7
4.2
q – 10
0
10
q 2.7
3
3.5
q
2
2.5
3
q 2.8
TXD Input Low Voltage
q
2
TXD Input Current
0 < VTXD < VCC
q –5
5
CANH Short-Circuit Current, Dominant Mode
VCANH = 0V, VCC = 5.25V
VCANH = – 36V, VCC = 5.25V
VCANH = – 60V, VCC = 5.25V
VCANH = 60V, VCC = 5.25V
q – 250
– 60
q – 10
–1
0
q – 10
–1
0
q
0
1
10
CANL Short-Circuit Current, Dominant Mode
VCANL = 5V, VTXD = 0V, VCC = 5.25V
q 60
250
VCANL = 36V, VTXD = 0V, VCC = 5.25V
q
0
1
10
VCANL = 60V, VTXD = 0V, VCC = 5.25V
q
0
1
10
VCANL = – 60V, VTXD = 0V, VCC = 5.25V q – 10
–1
0
Differential Input Resistance
VTXD = 5V, – 7V < VCANH, VCANL < 12V q 140
240
350
CANH, CANL Input Resistance
VTXD = 5V, – 7V < VCANH, VCANL< 12V q 70
120 175
Input Fault Current (CANH, CANL)
VRS = 5V, – 60V < VCANH, VCANL < 60V q – 3
3
VTXD = 5V, – 60V < VCANH, VCANL < 60V q – 3
3
VCC = 0V, – 60V < VCANH, VCANL < 60V q – 3
3
UNITS
V
V
V
V
V
V
V
mV
V
V
V
V
µA
mA
mA
mA
mA
mA
mA
mA
mA
kΩ
kΩ
mA
mA
mA
1796f
2
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