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LTC4315
20
4315f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2011
LT 1011 PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER
DESCRIPTION
COMMENTS
LTC4300A-1/
LTC4300A-2/
LTC4300A-3
Hot-Swappable 2-Wire Bus Buffers
-1: Bus Buffer with READY and ENABLE
-2: Dual Supply Buffer with ACC
-3: Dual Supply Buffer and ENABLE
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 I2C Busses
LTC4305/
LTC4306
2- or 4-Channel, 2 Wire Bus
Multiplexers with Capacitance Buffering
Two or Four Software Selectable Downstream Busses, Stuck Bus Disconnect, Rise Time
Accelerators, Fault Reporting, ±10kV HBM ESD
LTC4307
Low Offset Hot-Swappable 2-Wire Bus
Buffer with Stuck Bus Recovery
60mV Bus Offset, 30ms Stuck Bus Disconnect and Recovery, Rise Time Accelerators, ±5kV
HBM ESD
LTC4307-1
High Definition Multimedia Interface
(HDMI) Level Shifting 2-Wire Bus Buffer
60mV Buffer Offset, 3.3V to 5V Level Shifting, ±5kV HBM ESD
LTC4308
Low Voltage, Level Shifting
Hot-Swappable 2-Wire Bus Buffer with
Stuck Bus Recovery
Bus Buffer with 1V Precharge, ENABLE and READY, 0.9V to 5.5V Level Translation, 30ms
Stuck Bus Disconnect and Recovery, Output Side Rise Time Accelerators, ±6kV HBM ESD
LTC4309
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, 1.8V to 5.5V Level Translation
LTC4310-1/
LTC4310-2
Hot-Swappable I2C Isolators
Bidirectional I2C Communication Between Two Isolated Busses, LTC4310-1: 100kHz Bus,
LTC4310-2: 400kHz Bus
LTC4311
Low Voltage I2C/SMBus Accelerator
Rise Time Acceleration with ENABLE, ±8kV HBM ESD
LTC4312/
LTC4314
2- or 4-Channel, Hardware Selectable 2
Wire Bus Multiplexers with Capacitance
Buffering
Two or Four Pin Selectable Downstream Busses, VIL Up to 0.3 VCC, Stuck Bus Disconnect,
Rise Time Accelerators, 45ms Stuck Bus Disconnect and Recovery, ±4kV HBM ESD
LTC4313-1/
LTC4313-2/
LTC4313-3
High Noise Margin 2-Wire Bus Buffers
VIL = 0.3 VCC, Rise Time Accelerators, Stuck Bus Disconnect, 1V Precharge, ±4kV HBM ESD
Cascaded Application with Level Shifting and Operation with a Non-Compliant I2C Device.
LTC4315
GND
VCC
VCC2
4315 TA02
READY
SCLOUT
SDAOUT
FAULT
DISCEN
ENABLE
SCLIN
SDAIN
ACC
SCL1
SDA1
SCL2
SDA2
R2
10k
R3
10k
R4
10k
R1
10k
C1
0.01μF
2.5V
3.3V
5V
LTC4315
GND
BACKPLANE OR
LONG CABLE RUN
VCC
VCC2
READY
SCLOUT
SDAOUT
FAULT
DISCEN
ENABLE
SCLIN
SDAIN
ACC
R6
10k
R5
10k
NON-COMPLIANT
I2C DEVICE
VOL = 0.6V