LTC4303
2
4303fb
ABSOLUTE   AXI  U  RATI  GS
W
W
U
FOR  ATIO
PACKAGE/ORDER I
U
W
V
CC
to GND ..................................................0.3V to 7V
SDAIN, SCLIN, SDAOUT, SCLOUT,
READY, ENABLE ...........................................0.3V to 7V
Operating Temperature
  LTC4303C ................................................0癈 to 70癈
  LTC4303I .............................................40癈 to 85癈
(Notes 1, 2)
SDAIN, SCLIN, SDAOUT, SCLOUT, READY
(Note 3) ..................................................................30mA
Storage Temperature Range
  MSOP ................................................65癈 to 150癈
  DFN ....................................................65癈 to 125癈
Lead Temperature (Soldering, 10sec)
  MSOP ...............................................................300癈
ELECTRICAL CHARACTERISTICS
The ?/SPAN> denotes the speci cations which apply over the full operating
temperature range, otherwise speci cations are at T
A
= 25癈. V
CC
= 2.7V to 5.5V, unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Power Supply
V
CC
Positive Supply Voltage
?SPAN class="pst LTC4303CDD-TRPBF_2330545_10">
2.7
5.5
V
I
CC
Supply Current
V
CC
= 5.5V, V
SDAIN
= V
SDAOUT
= 0V (Note 7)     ?/SPAN>
6
8
mA
Supply Current, ENABLE = GND
V
CC
= 5.5V
1.5
mA
Startup Circuitry
V
PRE
Precharge Voltage
SDA, SCL Floating, V
CC
= 5.5V
?
0.8
1
1.2
V
T
IDLE
Bus Idle Time
?SPAN class="pst LTC4303CDD-TRPBF_2330545_10">
60
95
175
祍
V
OL_READY
READY Output Low Voltage
I
PULLUP
= 3mA
?SPAN class="pst LTC4303CDD-TRPBF_2330545_10">
0.4
V
I
PULLUP
= 6mA, V
CC
= 4.7V
?SPAN class="pst LTC4303CDD-TRPBF_2330545_10">
0.4
V
V
THR_ENABLE
ENABLE Threshold
?SPAN class="pst LTC4303CDD-TRPBF_2330545_4">     0.8
1.4
2
V
I
ENABLE
ENABLE Input Current
ENABLE from 0 to V
CC
?SPAN class="pst LTC4303CDD-TRPBF_2330545_10">
0.1
?.5
礎(chǔ)
V
THR
SDA, SCL Logic Input Threshold Voltage   Rising Edge
?SPAN class="pst LTC4303CDD-TRPBF_2330545_10">
1.6
1.8
2
V
T
JMAX
= 125癈, ?/DIV>
JA
= 200癈/W
T
JMAX
= 125癈, ?/DIV>
JA
= 43癈/W
TOP VIEW
DD PACKAGE
8-LEAD (3mm ?3mm) PLASTIC DFN
5
6
7
8
4
3
2
1
ENABLE
SCLOUT
SCLIN
GND
V
CC
SDAOUT
SDAIN
READY
EXPOSED PAD (PIN 9)
PCB CONNECTION OPTIONAL
9
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
ORDER PART NUMBER
DD PART MARKING*
ORDER PART NUMBER
MS8 PART MARKING*
LTC4303CDD
LTC4303IDD
LBPZ
LTC4303CMS8
LTC4303IMS8
LTBPY
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/
Consult LTC Marketing for parts speci ed with wider operating temperature ranges. *The temperature grade is identi ed by a label on the shipping container.
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
LTC4303CMS8 |
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