
LTC4300A-3
2
sn4300a3 4300a3fs
V
CC
to GND....................................................–0.3 to 7V
V
CC2
to GND ..................................................–0.3 to 7V
SDAIN, SCLIN, SDAOUT, SCLOUT.................–0.3 to 7V
ENABLE .........................................................–0.3 to 7V
Operating Temperature Range
LTC4300A-3C......................................... 0
°
C to 70
°
C
LTC4300A-3I ...................................... –40
°
C to 85
°
C
ORDER PART
NUMBER
LTC4300A-3CDD
LTC4300A-3IDD
DD
PART MARKING*
LBHG
LBHG
T
JMAX
= 125
°
C,
θ
JA
= 43
°
C/W
EXPOSED PAD (PIN 9) PCB CONNECTION IS OPTIONAL
Consult LTC marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
ABSOLUTEW
W
W
U
PACKAGE/ORDER IU
U
W
(Note 1)
Storage Temperature Range
MSOP............................................... –65
°
C to 150
°
C
DFN .................................................. –65
°
C to 125
°
C
Lead Temperature (Soldering, 10 sec)
MSOP Only.......................................................300
°
C
TOP VIEW
9
DD PACKAGE
8-LEAD (3mm
×
3mm) PLASTIC DFN
5
6
7
8
4
3
2
1
V
CC2
SCLOUT
SCLIN
GND
V
CC
SDAOUT
SDAIN
ENABLE
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specfications are at T
A
= 25
°
C. V
CC
= 2.7V to 5.5V, V
CC2
= 2.7V to 5.5V, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
Power Supply
V
CC
Positive Supply Voltage
V
CC2
Card Side Supply Voltage
I
SD
Supply Current in Shutdown Mode
V
ENABLE
= 0V
I
VCC1
V
CC
Supply Current
V
SDAIN
= V
SCLIN
= 0V, V
CC1
= V
CC2
= 5.5V
I
VCC2
V
CC2
Supply Current
V
SDAOUT
= V
SCLOUT
= 0V, V
CC1
= V
CC2
= 5.5V
Start-Up Circuitry
V
PRE
Precharge Voltage
SDA, SCL Floating
t
IDLE
Bus Idle Time
V
EN
ENABLE Threshold Voltage
V
DIS
Disable Threshold Voltage
ENABLE Pin
I
EN
ENABLE Input Current
ENABLE from 0V to V
CC
t
PHL
ENABLE Delay, On-Off
t
PLH
ENABLE Delay, Off-On
The
●
denotes the specifications which apply over the full operating
ORDER PART
NUMBER
LTC4300A-3CMS8
LTC4300A-3IMS8
MS8
PART MARKING
LTBHD
LTBHF
1
2
3
4
V
SCLOUT
SCLIN
GND
8
7
6
5
V
SDAOUT
SDAIN
ENABLE
TOP VIEW
MS8 PACKAGE
8-LEAD PLASTIC MSOP
T
JMAX
= 125
°
C,
θ
JA
= 200
°
C/W
MIN
TYP
MAX
UNITS
●
2.7
2.7
5.5
5.5
V
V
●
20
3
2.1
μ
A
mA
mA
4.1
2.9
●
0.8
50
1.0
95
1.2
150
V
●
μ
s
V
V
μ
A
ns
μ
s
0.5 V
CC
0.5 V
CC
±
0.1
10
95
0.9 V
CC
0.1 V
CC
±
1