Datasheet

LTC4311
12
4311fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
●
FAX: [phone]
●
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 R
ON
: 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/I
2
C Rise-Time, Ensures Data Integrity with Multiple
SMBus/I
2
C Devices
LT1786F SMBus Controlled CCFL Switching Regulator 1.25A, 200kHz, Floating or Grounded Lamp Confi gurations
LTC1695 SMBus/ I
2
C Fan Speed Controller in ThinSOT
TM
0.75Ω PMOS 180mA Regulator, 6-Bit DAC
LTC1840 Dual I
2
C 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 I
2
C 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
V
CC
ENABLE
GND
V
CC
2.5V
C1
0.01μF
BUS1
BUS2
DEVICE 1
CLK
IN
CLK
OUT
V
CC
2.5V
DATA
IN
DATA
OUT
DEVICE N
4311 TA02
CLK
IN
R2
10k
CLK
OUT
DATA
IN
DATA
OUT
R1
10k
OFF ON
I
2
C
SCL
SDA
Application Utilizing Low Current Shutdown