LTC4312
20
4312f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2010
LT 1210 • 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 with 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 I
2
C Busses
LTC4305
LTC4306
2- or 4-Channel, 2-Wire Bus Multiplexers with
Capacitance Buffering
2 or 4 Software 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 Bus 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
LTC4308 Low Voltage, Level Shifting Hot-Swappable 2-Wire
Bus Buffer with Stuck Bus Recovery
Bus Buffer with ENABLE and READY, Level Translation to 1V Busses,
Output Side Rise Time Accelerators
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 Tolerance
LTC4310-1/
LTC4310-2
Hot-Swappable I
2
C Isolators -1: 100kHz Bus
-2: 400kHz Bus
LTC4311 Low Voltage I
2
C/SMBus Accelerator Rise Time Acceleration with ENABLE and ±8kV HBM ESD Tolerance
LTC4314 Pin-Selectable, 4-Channel, 2-Wire Multiplexer with
Bus Buffer
4 Pin-Selectable Downstream Busses, Stuck Bus Disconnect and Recovery,
Selectable Rise Time Accelerator Current and Activation Voltage, ±4kV HBM
ESD Tolerance
LTC4301 Supply Independent Hot Swappable 2-Wire Bus Buffer Bus Buffer with 1V Pre-Charge, CS and READY
LTC4301L Hot-Swappable 2-Wire Bus Buffer with Low Voltage
Level Translation
Bus Buffer with CS and READY Allowing for Input Bus Voltages of Up to 1V
LTC1694-1 SMBus/I
2
C Accelerator Rise Time Accelerator
Level Translating 2.5V, 3.3V and 5V Busses and Operation with a Non-Compliant I
2
C Device
LTC4312
GND
V
CC
V
CC2
4312 TA02
SCLOUT1
SDAOUT1
SCLOUT2
SDAOUT2
SCLOUT1
SDAOUT1
SCLOUT2
SDAOUT2
SCLIN
SDAIN
ENABLE1
ENABLE2
ACC
DISCEN
3.3V
R2
10k
R1
10k
C1
0.01μF
3.3V 5V
R4
10k
R3
10k
C2
0.01μF
2.5V
R6
10k
R5
10k
NON-COMPLIANT
I
2
C DEVICE
V
OL
= 0.6V
