Datasheet

LTC4308
16
4308f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
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FAX: [phone]
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www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2008
LT 0408 • PRINTED IN USA
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, Four Selectable
SMBus Addresses, DAC Powers Up at Zero or Midscale
LTC1623 Dual High Side Switch Controller with SMBus Interface Eight Selectable Addresses/16-Channel Capability
LTC1663 SMBus Interface 10-Bit Rail-to-Rail Micropower DAC DNL < 0.75LSB 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
TM
Package 0.75Ω PMOS 180mA Regulator, 6-Bit DAC
LT1786F SMBus Controlled CCFL Switching Regulator 1.25A, 200kHz Floating or Grounded Lamp Confi gurations
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 LTC4300A-1: Bus Buffer with READY, ACC and ENABLE
LTC4300A-2: Dual Supply Bus Buffer with READY and ACC
LTC4300A-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/LTC4304 Hot Swappable 2-Wire Bus Buffers with Stuck Bus
Recovery
Provides Automatic Clocking to Free Stuck I
2
C Busses
LTC4305/LTC4306 2-/4-Channel, 2-Wire Bus Multiplexers with
Capacitance Buffering
2/4 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 Defi nition Multimedia Interface (HDMI) Level
Shifting 2-Wire Bus Buffer
60mV Buffer Offset, 3.3V to 5V Level Shifting, ±5kV HBM ESD Tolerance
LTC4309 Level Shifting Low Offset Hot Swappable 2-Wire Bus
Buffer with Stuck Bus Recovery
60mV Buffer Offset, 30ms Stuck Bus Disconnect and Recovery, Rise
Time Accelerators, 1.8V to 5V Level Shifting, ±6kV HBM ESD Tolerance
ThinSOT is a trademark of Linear Technology Corporation
The LTC4308 in a Level Shifting Application.
RELATED PARTS
TYPICAL APPLICATION
V
CC
1.8V
ENABLE
2.7k
LTC4308
SCLIN
SDAIN
SCL
SDA
SCLOUT
SDAOUT
READY READY
GND
2.7k
10k
3.3V
4308 TA04
MICRO-
CONTROLLER
0.01μF
2.5V
2.7k 2.7k
0.01μF