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LTC4301 Datasheet(PDF) 2 Page - Linear Technology

Part # LTC4301
Description  Hot Swappable 2-Wire Bus Buffer with Low Voltage Level Translation
PDF  12 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4301 Datasheet(HTML) 2 Page - Linear Technology

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LTC4301L
4301lf
ORDER PART
NUMBER
VCC to GND ................................................. –0.3V to 7V
SDAIN, SCLIN, SDAOUT, SCLOUT, CS ........ –0.3V to 7V
READY ........................................................ –0.3V to 6V
Operating Temperature Range
LTC4301LC ............................................. 0
°C to 70°C
LTC4301LI .......................................... – 40
°C to 85°C
LTC4301LCDD8
LTC4301LIDD8
TJMAX = 125°C, θJA = 43°C/W
EXPOSED PAD (PIN 9) IS GND
PCB CONNECTION OPTIONAL
ABSOLUTE MAXIMUM RATINGS
PACKAGE/ORDER INFORMATION
DD8 PART
MARKING
LBHS
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Storage Temperature Range
MSOP ............................................... – 65
°C to 150°C
DFN .................................................. – 65
°C to 125°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
(Note 1)
ORDER PART
NUMBER
LTC4301LCMS8
LTC4301LIMS8
MS8 PART
MARKING
LTBHQ
TOP VIEW
9
DD8 PACKAGE
8-LEAD (3mm
× 3mm) PLASTIC DFN
5
6
7
8
4
3
2
1
CS
SCLOUT
SCLIN
GND
VCC
SDAOUT
SDAIN
READY
TJMAX = 125°C, θJA = 200°C/W
1
2
3
4
CS
SCLOUT
SCLIN
GND
8
7
6
5
VCC
SDAOUT
SDAIN
READY
TOP VIEW
MS8 PACKAGE
8-LEAD PLASTIC MSOP
The q indicates specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 2.7V to 5.5V, unless otherwise noted.
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Power Supply
VCC
Positive Supply Voltage
q
2.7
5.5
V
ICC
Supply Current
VCC = 5.5V, VSDAIN = VSCLIN = 0V
q
4.5
6.2
mA
VCC = 5.5V, CS = 5.5V
300
µA
Start-Up Circuitry
VPRE
Precharge Voltage
SDAOUT, SCLOUT Floating
q
0.85
1.05
1.25
V
tIDLE
Bus Idle Time
q
60
95
175
µs
RDYVOL
READY Output Low Voltage
IPULLUP = 3mA
q
0.4
V
VTHRCS
Connection Sense Threshold
0.8
1.4
2
V
ICS
CS Input Current
CS from 0V to VCC
±0.1
±1
µA
VTHR
SDAIN, SCLIN Logic Input Threshold Voltage
Rising Edge
0.45
0.6
0.75
V
SDAOUT, SCLOUT Logic Input Threshold Voltage
Rising Edge
1.55
1.8
2.0
V
VHYS
SDAIN, SCLIN Logic Input Threshold Hysteresis
(Note 3)
85
mV
SDAOUT, SCLOUT Logic Input Threshold Hysteresis
(Note 3)
50
mV
tPLH
CS Delay On-Off
10
ns
READY Delay Off-On
10
ns
tPHL
CS Delay Off-On
95
µs
READY Delay On-Off
10
ns
IOFF
Ready Off Leakage Current
±0.1
µA



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