Datasheet

LTC4300A-1/LTC4300A-2
2
4300a12fa
ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Power Supply
V
CC
Positive Supply Voltage
l
2.7 5.5 V
I
CC
Supply Current V
CC
= 5.5V, V
SDAIN
= V
SCLIN
= 0V, LTC4300A-1
l
5.1 7 mA
I
SD
Supply Current in Shutdown Mode V
ENABLE
= 0V, LTC4300A-1 0.1 μA
V
CC2
Card Side Supply Voltage LTC4300A-2
l
2.7 5.5 V
I
VCC1
V
CC
Supply Current V
SDAIN
= V
SCLIN
= 0V, V
CC1
= V
CC2
= 5.5V,
LTC4300A-2
3 4.1 mA
I
VCC2
V
CC2
Supply Current V
SDAOUT
= V
SCLOUT
= 0V, V
CC1
= V
CC2
= 5.5V,
LTC4300A-2
2.1 2.9 mA
Start-Up Circuitry
V
PRE
Precharge Voltage SDA, SCL Floating
l
0.8 1.0 1.2 V
t
IDLE
Bus Idle Time
l
50 95 150 μs
V
EN
ENABLE Threshold Voltage LTC4300A-1 0.5 • V
CC
0.9 • V
CC
V
V
DIS
Disable Threshold Voltage LTC4300A-1, ENABLE Pin 0.1 • V
CC
0.5 • V
CC
V
I
EN
ENABLE Input Current ENABLE from 0V to V
CC
, LTC4300A-1 ±0.1 ±1 μA
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
CC
= 2.7V to 5.5V, unless otherwise noted.
PIN CONFIGURATIONABSOLUTE MAXIMUM RATINGS
V
CC
to GND .................................................... –0.3 to 7V
V
CC2
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
(Note 1)
1
2
3
4
ENABLE/V
CC2
*
SCLOUT
SCLIN
GND
8
7
6
5
V
CC
SDAOUT
SDAIN
READY/ACC*
TOP VIEW
MS8 PACKAGE
8-LEAD PLASTIC MSOP
*LTC4300A-2
T
JMAX
= 125°C, θ
JA
= 200°C/W
ORDER INFORMATION
LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC4300A-1CMS8#PBF LTC4300A-1CMS8#TRPBF LTABF 8-Lead Plastic MSOP 0°C to 70°C
LTC4300A-1IMS8#PBF LTC4300A-1IMS8#TRPBF LTABG 8-Lead Plastic MSOP –40°C to 85°C
LTC4300A-2CMS8#PBF LTC4300A-2CMS8#TRPBF LTACF 8-Lead Plastic MSOP 0°C to 70°C
LTC4300A-2IMS8#PBF LTC4300A-2IMS8#TRPBF LTACG 8-Lead Plastic MSOP –40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on nonstandard lead based finish parts.
For more information on lead free part marking, go to:
http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to:
http://www.linear.com/tapeandreel/