LTC4309
TYPICAL APPLICATION
5V to 3.3V Level Translator
3.3V
C1
0.01MF
R1 R2
10k 10k
C2
0.01MF
VCC2
VCC
DISCEN
5V
R3 R4 R5 R6
10k 10k 10k 10k
ENABLE
READY
LTC4309
FAULT
SDA1
SDAIN
SDAOUT
SDA2
SCL1
SCLIN
GND
SCLOUT
ACC
4309 F07
SCL2
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LTC1380/LTC1393
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SMBus/I2C Fan Speed Controller in ThinSOT™
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1.25A, 200kHz, Floating or Grounded Lamp Configurations
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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 Allows Bus Pull-Up Voltages as Low as 1V on SDAIN and SCLIN
Translation
LTC4302-1/
LTC4302-2
LTC4303
LTC4304
Addressable 2-Wire Bus Buffer
Hot Swappable 2-Wire Bus Buffer with Stuck Bus
Recovery
Address Expansion, GPIO, Software Controlled
Provides Automatic Clocking to Free Stuck I2C Busses
LTC4305
LTC4306
2 or 4-Channel, 2 Wire Bus Multiplexers with Capacitance 2 or 4 Selectable Downstream Busses, Stuck Bus Disconnect, Rise
Buffering
Time Accelerators, Fault Reporting, ± 10kV HBM ESD Tolerance
LTC4307
Low Offset Hot Swappable 2-Wire Bus Buffer with Stuck 60mV Buffer Offset, 30ms Stuck Bus Disconnect and Recovery, Rise
Bus Recovery
Time Accelerators, ± 5kV HBM ESD Tolerance
LTC4307-1
High Definition Multimedia Interface (HDMI) Level Shifting 60mV Buffer Offset, 3.3V to 5V Level Shifting,
2-Wire Bus Buffer
± 5kV HBM ESD Tolerance
ThinSOT is a trademark of Linear Technology Corporation
4309fa
16 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LT 0108 REV A • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2006