Datasheet

LTC4307
2
4307f
V
CC
to GND ................................................. – 0.3V to 6V
SDAIN, SCLIN, SDAOUT, SCLOUT,
READY, ENABLE .......................................... –0.3V to 6V
Maximum Sink Current (SDAIN, SCLIN, SDAOUT,
SCLOUT, READY) .............................................. 50mA
Operating Temperature Range
LTC4307C ................................................ 0°C to 70°C
LTC4307I .............................................– 40°C to 85°C
ORDER PART
NUMBER
DD PART*
MARKING
T
JMAX
= 125°C, θ
JA
= 43°C/W
EXPOSED PAD (PIN 9) CONNECTION TO GND IS OPTIONAL
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
LBTW
LBTW
LTC4307CDD
LTC4307IDD
(Notes 1, 7)
The
● denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. V
CC
= 3.3V, unless otherwise noted.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Power Supply
V
CC
Positive Supply Voltage
●
2.3 5.5 V
I
CC
Supply Current V
CC
= 5.5V, V
SCLOUT
= V
SDAOUT
= 0V (Note 6)
●
811 mA
I
SD
Shutdown Supply Current V
CC
= 5.5V, ENABLE = GND, SDA, SCL = 5.5V
●
900 1200 μA
V
PRE
Precharge Voltage SDA, SCL Floating
●
0.8 1 1.2 V
t
IDLE
Bus Idle Time
●
55 95 175 μs
V
THR_ENABLE
ENABLE Threshold 0.8 1.4 2 V
I
ENABLE
ENABLE Input Current ENABLE from 0V to V
CC
●
0.1 ±5 μA
t
PLH_EN
ENABLE Delay Off-On V
CC
= 3.3V (Figure 1) 95 μs
t
PHL_EN
ENABLE Delay On-Off V
CC
= 3.3V (Note 3) (Figure 1) 10 ns
t
PLH_READY
READY Delay Off-On V
CC
= 3.3V (Note 3) (Figure 1) 10 ns
t
PHL_READY
READY Delay On-Off V
CC
= 3.3V (Note 3) (Figure 1) 10 ns
V
OL_READY
READY Output Low Voltage I
PULLUP
= 3mA, V
CC
= 2.3V
●
0.4 V
I
OFF_READY
READY Off Leakage Current V
CC
= READY = 5.5V
●
0.1 ±5 μA
ELECTRICAL CHARACTERISTICS
ABSOLUTE AXI U RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UUW
Storage Temperature Range
DFN ....................................................– 65°C to 125°C
MSOP ................................................– 65°C to 150°C
Lead Temperature (Soldering, 10 sec)
MSOP ............................................................... 300°C
TOP VIEW
9
DD PACKAGE
8-LEAD (3mm × 3mm) PLASTIC DFN
5
6
7
8
4
3
2
1ENABLE
SCLOUT
SCLIN
GND
V
CC
SDAOUT
SDAIN
READY
ORDER PART
NUMBER
MS8 PART*
MARKING
LTC4307CMS8
LTC4307IMS8
LTBTV
LTBTV
1
2
3
4
ENABLE
SCLOUT
SCLIN
GND
8
7
6
5
V
CC
SDAOUT
SDAIN
READY
TOP VIEW
MS8 PACKAGE
8-LEAD PLASTIC MSOP
T
JMAX
= 125°C, θ
JA
= 200°C/W