LTC4306I Просмотр технического описания (PDF) - Linear Technology
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LTC4306I Datasheet PDF : 20 Pages
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LTC4306
ABSOLUTE AXI U RATI GS (Note 1)
Supply Voltage (VCC) ................................... –0.3V to 7V
Input Voltages (ADR0, ADR1, ADR2,
ENABLE, ALERT1, ALERT2, ALERT3,
ALERT4) .................................................. –0.3V to 7V
Output Voltages (ALERT, READY) ............... –0.3V to 7V
Input/Output Voltages (SDAIN, SCLIN,
SCL1, SDA1, SCL2, SDA2, SCL3,
SDA3, SCL4, SDA4, GPIO1, GPIO2) ........ –0.3V to 7V
Output Sink Currents (SDAIN, SCLIN, SCL1-4, SDA1-4,
GPI01-2, ALERT, READY) ..................................... 10mA
Operating Temperature Range
LTC4306C ............................................... 0°C to 70°C
LTC4306I ............................................. –40°C to 85°C
Storage Temperature Range
SSOP ................................................. –65°C to 150°C
QFN ................................................... –65°C to 125°C
Lead Temperature (Soldering, 10 sec)
SSOP ................................................................ 300°C
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
ALERT 1
SDAIN 2
GND 3
SCLIN 4
ENABLE 5
VCC 6
ALERT4 7
24 23 22 21 20
19 ALERT3
18 ALERT1
17 SDA1
25
16 SCL1
15 SCL4
14 SDA4
13 READY
8 9 10 11 12
ORDER PART
NUMBER
LTC4306CUFD
LTC4306IUFD
UF PART MARKING*
4306
UFD PACKAGE
24-LEAD (4mm × 5mm) PLASTIC QFN
EXPOSED PAD (PIN 25), PCB CONNECTION OPTIONAL
MUST BE CONNECTED TO THE PCB TO OBTAIN
θJA = 43°C/W OTHERWISE θJA = 140°C/W. TJMAX = 125°C
TOP VIEW
SCL3 1
SDA3 2
ALERT 3
SDAIN 4
GND 5
SCLIN 6
ENABLE 7
VCC 8
ALERT4 9
GPI01 10
GPI02 11
ADR0 12
24 ALERT2
23 SCL2
22 SDA2
21 ALERT3
20 ALERT1
19 SDA1
18 SCL1
17 SCL4
16 SDA4
15 READY
14 ADR2
13 ADR1
GN PACKAGE
24-LEAD PLASTIC SSOP
TJMAX = 125°C, θJA = 85°C/W
ORDER PART
NUMBER
LTC4306CGN
LTC4306IGN
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 specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
ELECTRICAL CHARACTERISTICS The ● denotes specifications which apply over the full specified temperature
range, otherwise specifications are at TA = 25°C. VCC = 3.3V unless otherwise noted.
SYMBOL
PARAMETER
Power Supply/Start-Up
VCC
Input Supply Range
ICC
Input Supply Current
ICC ENABLE = 0V Input Supply Current
VUVLOU
UVLO Upper Threshold Voltage
CONDITIONS
MIN TYP MAX UNITS
● 2.7
5.5
V
Downstream Connected, SCL Bus Low, ●
SDA Bus High, VCC = 5.5V
VENABLE = 0V, VCC = 5.5V
●
5.2
8
mA
1.25 2.5
mA
● 2.3
2.5
2.7
V
4306f
2
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