Datasheet

2
LTC4301L
4301lfa
V
CC
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
LTC4301LCDD
LTC4301LIDD
T
JMAX
= 125°C, θ
JA
= 43°C/W
EXPOSED PAD (PIN 9) IS GND
PCB CONNECTION OPTIONAL
ABSOLUTE MAXIMUM RATINGS
W
WW
U
PACKAGE/ORDER INFORMATION
W
U
U
DD 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
DD PACKAGE
8-LEAD (3mm × 3mm) PLASTIC DFN
5
6
7
8
4
3
2
1CS
SCLOUT
SCLIN
GND
V
CC
SDAOUT
SDAIN
READY
T
JMAX
= 125°C, θ
JA
= 200°C/W
1
2
3
4
CS
SCLOUT
SCLIN
GND
8
7
6
5
V
CC
SDAOUT
SDAIN
READY
TOP VIEW
MS8 PACKAGE
8-LEAD PLASTIC MSOP
Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
ORDER PART NUMBER
The ● indicates 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.
ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Power Supply
V
CC
Positive Supply Voltage ● 2.7 5.5 V
I
CC
Supply Current V
CC
= 5.5V, V
SDAIN
= V
SCLIN
= 0V ● 4.5 6.2 mA
V
CC
= 5.5V, CS = 5.5V 300 µA
Start-Up Circuitry
V
PRE
Precharge Voltage SDAOUT, SCLOUT Floating ● 0.85 1.05 1.25 V
t
IDLE
Bus Idle Time ● 60 95 175 µs
RDY
VOL
READY Output Low Voltage I
PULLUP
= 3mA ● 0.4 V
V
THRCS
Connection Sense Threshold 0.8 1.4 2 V
I
CS
CS Input Current CS from 0V to V
CC
±0.1 ±1 µA