LTC4306IUFD Linear Technology, LTC4306IUFD Datasheet - Page 2

• Manufacturer Part Number: LTC4306IUFD
• Description: IC MUX 4CH 2-WIRE BUS 24-QFN
• Manufacturer: Linear Technology

Specifications of LTC4306IUFD

• Applications: Multiplexer with Amplifier
• Interface: SMBus (2-Wire/I²C)
• Voltage - Supply: 2.2 V ~ 5.5 V
• Package / Case: 24-QFN
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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