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LTC4300A-1 Datasheet(PDF) 2 Page - Linear Technology

Part # LTC4300A-1
Description  Hot Swappable 2-Wire Bus Buffers
Download  16 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4300A-1 Datasheet(HTML) 2 Page - Linear Technology

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LTC4300A-1/LTC4300A-2
2
sn4300a12 4300a12fs
VCC to GND .................................................... – 0.3 to 7V
VCC2 to GND (LTC4300A-2) ........................... – 0.3 to 7V
SDAIN, SCLIN, SDAOUT, SCLOUT ................. – 0.3 to 7V
READY, ENABLE (LTC4300A-1) .................... – 0.3 to 7V
ACC (LTC4300A-2) ........................................ – 0.3 to 7V
Operating Temperature Range
LTC4300A-1C/LTC4300A-2C ................... 0
°C to 70°C
LTC4300A-1I/LTC4300A-2I ................ – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 125°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
ORDER PART
NUMBER
MS8
PART MARKING
TJMAX = 125°C, θJA = 200°C/W
Consult LTC marketing for parts specified with wider operating temperature ranges.
LTABF
LTABG
LTACF
LTACG
LTC4300A-1CMS8
LTC4300A-1IMS8
LTC4300A-2CMS8
LTC4300A-2IMS8
ABSOLUTE
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
(Note 1)
ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating
temperature range, otherwise specfications are at TA = 25°C. VCC = 2.7V to 5.5V, unless otherwise noted.
1
2
3
4
ENABLE/VCC2*
SCLOUT
SCLIN
GND
8
7
6
5
VCC
SDAOUT
SDAIN
READY/ACC*
TOP VIEW
MS8 PACKAGE
8-LEAD PLASTIC MSOP
*LTC4300A-2
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, LTC4300A-1
q
5.1
7
mA
ISD
Supply Current in Shutdown Mode
VENABLE = 0V, LTC4300A-1
0.1
µA
VCC2
Card Side Supply Voltage
LTC4300A-2
q
2.7
5.5
V
IVCC1
VCC Supply Current
VSDAIN = VSCLIN = 0V, VCC1 = VCC2 = 5.5V,
3
4.1
mA
LTC4300A-2
IVCC2
VCC2 Supply Current
VSDAOUT = VSCLOUT = 0V, VCC1 = VCC2 = 5.5V,
2.1
2.9
mA
LTC4300A-2
Start-Up Circuitry
VPRE
Precharge Voltage
SDA, SCL Floating
q
0.8
1.0
1.2
V
tIDLE
Bus Idle Time
q
50
95
150
µs
VEN
ENABLE Threshold Voltage
LTC4300A-1
0.5 • VCC
0.9 • VCC
V
VDIS
Disable Threshold Voltage
LTC4300A-1, ENABLE Pin
0.1 • VCC
0.5 • VCC
V
IEN
ENABLE Input Current
ENABLE from 0V to VCC, LTC4300A-1
±0.1
±1
µA
tPHL
ENABLE Delay, On-Off
LTC4300A-1
10
ns
READY Delay, Off-On
LTC4300A-1
10
ns
tPLH
ENABLE Delay, Off-On
LTC4300A-1
95
µs
READY Delay, On-Off
LTC4300A-1
10
ns
IOFF
READY OFF State Leakage Current
LTC4300A-1
±0.1
µA
VOL
READY Output Low Voltage
IPULLUP = 3mA, LTC4300A-1
q
0.4
V


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