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LTC4311
12
4311fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2008
LT 0408 PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER
DESCRIPTION
COMMENTS
LTC1380/LTC1393
Single-Ended 8-Channel/Differential 4-Channel Analog
MUX with SMBus Interface
Low RON: 35Ω Single-Ended/ 70Ω Differential, Expandable to 32 Single or
16 Differential Channels
LTC1427-50
Micropower, 10-Bit Current Output DAC with SMBus
Interface
Precision 50μA +/– 2.5% Tolerance Over Temperature, 4 Selectable SMBus
Addresses, DAC Powers Up at Zero or Midscale
LTC1623
Dual High Side Switch Controller with
SMBus Interface
8 Selectable Addresses/16 Channel Capability
LTC1663
SMBus Interface 10-Bit Rail-to-Rail Micropower DAC
DNL < 0.75 LSB Max, 5-Lead SOT-23 Package
LTC1694/LTC1694-1 SMBus Accelerator
Improved SMBus/I2C Rise-Time, Ensures Data Integrity with Multiple
SMBus/I2C Devices
LT1786F
SMBus Controlled CCFL Switching Regulator
1.25A, 200kHz, Floating or Grounded Lamp Congurations
LTC1695
SMBus/ I2C Fan Speed Controller in ThinSOTTM
0.75Ω PMOS 180mA Regulator, 6-Bit DAC
LTC1840
Dual I2C Fan Speed Controller
Two 100μA 8-Bit DACs, two Tach Inputs, Four GPIO
LTC4300A-1/
LTC4300A-2/
LTC4300A-3
Hot Swappable 2-Wire Bus Buffers
-1: Bus Buffer with READY, ACC and ENABLE
-2: Dual Supply Bus Buffer with READY and ACC
-3: Dual Supply Bus Buffer with READY and ENABLE
LTC4301
Supply Independent Hot Swappable 2-Wire Bus Buffer Supply Independent
LTC4301L
Hot Swappable 2-Wire Bus Buffer with Low Voltage
Level Translation
Allows Bus Pull-Up Voltages as Low as 1V on SDAIN and SCLIN
LTC4302-1/
LTC4302-2
Addressable 2-Wire Bus Buffer
Address Expansion, GPIO, Software Controlled
LTC4303/4
Hot Swappable 2-Wire Bus Buffers with Stuck Bus
Recovery
Provides Automatic Clocking to Free Stuck I2C Busses
LTC4305/6
2 or 4-Channel, 2 Wire Bus Multiplexers with
Capacitance Buffering
2 or 4 Selectable Downstream Buses, Stuck Bus Disconnect, Rise Time
Accelerators, Fault Reporting, +/– 10kV HBM ESD Tolerance
LTC4307
Low Offset Hot Swappable 2-Wire Bus Buffer with
Stuck Bus Recovery
60mV Buffer Offset with 30ms Stuck Bus Timeout
ThinSOT is a trademark of Linear Technology Corporation
LTC4311
VCC
ENABLE
GND
VCC
2.5V
C1
0.01μF
BUS1
BUS2
DEVICE 1
CLK
IN
CLK
OUT
VCC
2.5V
DATA
IN
DATA
OUT
DEVICE N
4311 TA02
CLK
IN
R2
10k
CLK
OUT
DATA
IN
DATA
OUT
R1
10k
OFF ON
I2C
SCL
SDA
Application Utilizing Low Current Shutdown