LTC4308 LINER [Linear Technology], LTC4308 Datasheet - Page 16

• Manufacturer Part Number: LTC4308
• Description: Low Voltage, Level Shifting Hot Swappable 2-Wire Bus Buffer with Stuck Bus Recovery
• Manufacturer: LINER [Linear Technology]

LTC4308
TYPICAL APPLICATION
RELATED PARTS
PART NUMBER
LTC1380/LTC1393
LTC1427-50
LTC1623
LTC1663
LTC1694/LTC1694-1
LTC1695
LT1786F
LTC1840
LTC4300A-1/
LTC4300A-2/
LTC4300A-3
LTC4301
LTC4301L
LTC4302-1/LTC4302-2 Addressable 2-Wire Bus Buffer
LTC4303/LTC4304
LTC4305/LTC4306
LTC4307
LTC4307-1
LTC4309
ThinSOT is a trademark of Linear Technology Corporation
16
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
DESCRIPTION
Single-Ended 8-Channel/Differential 4-Channel Analog
MUX with SMBus Interface
Micropower, 10-Bit Current Output DAC with SMBus
Interface
Dual High Side Switch Controller with SMBus Interface Eight Selectable Addresses/16-Channel Capability
SMBus Interface 10-Bit Rail-to-Rail Micropower DAC
SMBus Accelerator
SMBus/I
SMBus Controlled CCFL Switching Regulator
Dual I
Hot Swappable 2-Wire Bus Buffers
Supply Independent Hot Swappable 2-Wire Bus Buffer
Hot Swappable 2-Wire Bus Buffer with Low Voltage
Level Translation
Hot Swappable 2-Wire Bus Buffers with Stuck Bus
Recovery
2-/4-Channel, 2-Wire Bus Multiplexers with
Capacitance Buffering
Low Offset Hot Swappable 2-Wire Bus Buffer with
Stuck Bus Recovery
High Defi nition Multimedia Interface (HDMI) Level
Shifting 2-Wire Bus Buffer
Level Shifting Low Offset Hot Swappable 2-Wire Bus
Buffer with Stuck Bus Recovery
●
FAX: [phone]
2
C Fan Speed Controller
2
C Fan Speed Controller in ThinSOT
0.01μF
CONTROLLER
MICRO-
●
www.linear.com
The LTC4308 in a Level Shifting Application.
1.8V
2.7k
2.7k
TM
Package 0.75Ω PMOS 180mA Regulator, 6-Bit DAC
SCLIN
SDAIN
ENABLE
LTC4308
GND
V
CC
SDAOUT
SCLOUT
READY
COMMENTS
Low R
or 16 Differential Channels
Precision 50μA ±2.5% Tolerance Over Temperature, Four Selectable
SMBus Addresses, DAC Powers Up at Zero or Midscale
DNL < 0.75LSB Max, 5-Lead SOT-23 Package
Improved SMBus/I
SMBus/I
1.25A, 200kHz Floating or Grounded Lamp Confi gurations
Two 100μA 8-Bit DACs, Two Tach Inputs, Four GPIO
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
Supply Independent
Allows Bus Pull-Up Voltages as Low as 1V on SDAIN and SCLIN
Address Expansion, GPIO, Software Controlled
Provides Automatic Clocking to Free Stuck I
2/4 Selectable Downstream Busses, Stuck Bus Disconnect, Rise Time
Accelerators, Fault Reporting, ±10kV HBM ESD Tolerance
60mV Buffer Offset, 30ms Stuck Bus Disconnect and Recovery, Rise
Time Accelerators, ±5kV HBM ESD Tolerance
60mV Buffer Offset, 3.3V to 5V Level Shifting, ±5kV HBM ESD Tolerance
60mV Buffer Offset, 30ms Stuck Bus Disconnect and Recovery, Rise
Time Accelerators, 1.8V to 5V Level Shifting, ±6kV HBM ESD Tolerance
0.01μF
3.3V
ON
2
10k
: 35Ω Single Ended/70Ω Differential, Expandable to 32 Single
C Devices
2.5V
READY
2.7k
4308 TA04
2
2.7k
C Rise Time, Ensures Data Integrity with Multiple
SCL
SDA
© LINEAR TECHNOLOGY CORPORATION 2008
2
C Busses
LT 0408 • PRINTED IN USA
4308f