LTC4309
16
4309fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
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 FAX: (408) 434-0507
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www.linear.com
?LINEAR TECHNOLOGY CORPORATION 2006
LT 0108 REV A " 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
: 35?Single Ended/70?Differential, Expandable to 32
Single or 16 Differential Channels
LTC1427-50
Micropower, 10-Bit Current Output DAC with SMBus
Interface
Precision 50uA+/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
LTC1695
SMBus/I
2
C Fan Speed Controller in ThinSOT"
0.75?PMOS 180mA Regulator, 6-Bit DAC
LT1786F
SMBus Controlled CCFL Switching Regulator
1.25A, 200kHz, Floating or Grounded Lamp Con gurations
LTC1840
Dual I
2
C Fan Speed Controller
Two 100糀 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 SDA
IN
 and SCL
IN
LTC4302-1/
LTC4302-2
Addressable 2-Wire Bus Buffer
Address Expansion, GPIO, Software Controlled
LTC4303
LTC4304
Hot Swappable 2-Wire Bus Buffer with Stuck Bus
Recovery
Provides Automatic Clocking to Free Stuck I
2
C Busses
LTC4305
LTC4306
2 or 4-Channel, 2 Wire Bus Multiplexers with Capacitance
Buffering
2 or 4 Selectable Downstream Busses, 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, 30ms Stuck Bus Disconnect and Recovery, Rise
Time Accelerators, ?5kV HBM ESD Tolerance
LTC4307-1
High De nition Multimedia Interface (HDMI) Level Shifting
2-Wire Bus Buffer
60mV Buffer Offset, 3.3V to 5V Level Shifting,
?5kV HBM ESD Tolerance
4309 F07
SDAIN
SCLIN
DISCEN
ENABLE
READY
FAULT
SDAOUT
SCLOUT
C2
0.01F
C1
0.01F
LTC4309
V
CC
V
CC2
GND
5V
3.3V
SDA2
SCL2
SDA1
SCL1
R4
10k
R5
10k
R3
10k
R6
10k
R1
10k
R2
10k
ACC
5V to 3.3V Level Translator
ThinSOT is a trademark of Linear Technology Corporation
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