LTC4306C View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC4306C' PDF : 20 Pages View PDF
LTC4306
APPLICATIO S I FOR ATIO
VCC = 3.3V
MICRO-
CONTROLLER
R2 R3 R4 R5
10k 10k 10k 10k
C1
0.01µF R6
R7
R8
10k 10k 10k
SCLIN
SDAIN
VCC SCL1
SDA1
ALERT1
VCC2 = 5V
VCC
R1
LED
1k
ENABLE
ALERT
SCL2
SDA2
READY
ALERT2
LTC4306UFD
GPI01
GPI02
ADR2
SCL3
SDA3
ALERT3
R9 R10 R11
10k 10k 10k
VCC3 = 2.5V
R12 R13 R14
10k 10k 10k
VCC4 = 3.3V
OPEN
ADR1
ADR0
SCL4
R15 R16 R17
10k 10k 10k
SDA4
GND
ALERT4
ADDRESS = 1010 000
4306 F08
TEMPERATURE
SENSOR
VOLTAGE
MONITOR
TEMPERATURE
SENSOR
VOLTAGE
MONITOR
I/O CARD
Figure 8. Downstream Side Hot-Swapping Application
RELATED PARTS
PART NUMBER
LTC1380/LTC1393
LTC1427-50
LTC1694/LTC1694-1
DESCRIPTION
Single-Ended 8-Channel/Diffierential 4-Channel Analog
Mux with SMBus Interface
Micropower, 10-Bit Current Output DAC with SMBus
Interface
SMBus Accelerator
LT®1786F
LTC1695
LTC1840
SMBus Controlled CCFL Switching Regulator
SMBus/I2C Fan Speed Controller in ThinSOTTM
Dual I2C Fan Speed Controller
LTC4300A-1/LTC4300A-2 Hot Swappable 2-Wire Bus Buffer
LTC4300A-3
Hot Swappable 2-Wire Bus Buffer
LTC4301
Supply Independent Hot Swappable 2-Wire Bus Buffer
LTC4301L
Hot Swappable 2-Wire Bus Buffer with Low Voltage
Level Translation
LTC4303/LTC4304
How Swappable Bus Buffers with Stuck Bus Recovery
LTC4305
2-Channel 2-Wire Multiplexer with Capacitance
Buffering
ThinSOT is a trademark of Linear Technology Corporation.
COMMENTS
Low RON: 35Ω Single-Ended/70Ω Differential, Expandable to
32 Single or 16 Differential Channels
Precision 50µA ±2.5% Tolerance Over Temperature, 4 Selectable
SMBus Addresses, DAC Powers Up at Zero or Midscale
Improved SMBus/I2C Rise Time, Ensures Data Integrity with Multiple
SMBus/I2C Devices
1.25A, 200kHz, Floating or Grounded Lamp Configurations
0.75Ω PMOS 180mA Regulator, 6-Bit DAC
Two 100µA 8-Bit DACs, Two Tach Inputs, Four GPIO
Isolates Backplane and Card Capacitances
Provides Level Shifting and Enable Functions
Supply Independent
Allows Bus Pull-Up Voltages as Low as 1V on SDAIN and SCLIN
Recover Stuck Buses with Automatic Clocking
2 Selectable Downstream Buses, Stuck Bus Disconnect, Rise Time
Accelerators, Fault Reporting, ±10kV HBM ESD Tolerance
20 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
4306f
LT/LWI/TP 0805 500 • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2005
Share Link: 
