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• Selects Highest Priority Supply from Two Inputs
|
• Blocks Reverse and Cross Conduction Currents
|
• Wide Operating Voltage Range: 2.5V to 40V
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• –42V Protection Against Reverse Connection
|
• 60V Tolerant V1, V2 Inputs
|
| • Adjustable Input Validation Time |
| • Fast Switchover Minimizes Output Voltage Droop |
| • Low 26µA Operating Current |
• ±1.5% Input Overvoltage/Undervoltage Protection
|
• Adjustable Overvoltage/Undervoltage Hysteresis
|
| • Cascadable for Additional Input Supplies |
| • 20-Lead 4mm × 4mm QFN Package |
|
| CATALOG |
LTC4418IUF#TRPBF COUNTRY OF ORIGIN
|
LTC4418IUF#TRPBF PARAMETRIC INFO
|
LTC4418IUF#TRPBF PACKAGE INFO
|
LTC4418IUF#TRPBF PACKAGING INFO
|
LTC4418IUF#TRPBF ECAD MODELS
|
LTC4418IUF#TRPBF APPLICATIONS
|
|
COUNTRY OF ORIGIN
|
Malaysia
|
|
PARAMETRIC INFO
|
| Data Bus Width (bit) |
32 |
| Device Core |
ARM Cortex M4F |
| Instruction Set Architecture |
RISC |
| Maximum Clock Rate (MHz) |
112 |
| Program Memory Type |
Flash |
| Program Memory Size |
1MB |
| RAM Size |
132KB |
| Maximum CPU Frequency (MHz) |
112 |
| EEPROM |
4KB |
| Number of Programmable I/Os |
128 |
| Number of Timers |
8 |
| ADC Channels |
24/24 |
| DAC Channels |
1 |
| ADC Resolution (bit) |
12/12 |
| Number of ADCs |
Dual |
| Core Architecture |
ARM |
| Watchdog |
1 |
| Analog Comparators |
1 |
| Special Features |
CAN Controller |
| Interface Type |
CAN/I2C/SPI/UART |
| Programmability |
Yes |
| SPI |
3 |
| I2C |
1 |
| I2S |
0 |
| UART |
3 |
| USART |
0 |
| CAN |
3 |
| USB |
0 |
| Ethernet |
0 |
| Minimum Operating Supply Voltage (V) |
2.7 |
| Typical Operating Supply Voltage (V) |
3.3|5 |
| Maximum Operating Supply Voltage (V) |
5.5 |
| Minimum Operating Temperature (°C) |
-40 |
| Maximum Operating Temperature (°C) |
105 |
| Temperature Flag |
Opr |
| Operating Supply Voltage (V) |
3.3|5 |
| Maximum Storage Temperature (°C) |
165 |
| Minimum Storage Temperature (°C) |
-55 |
|
|
PACKAGE INFO
|
| Supplier Package |
LQFP |
| Basic Package Type |
Lead-Frame SMT |
| Pin Count |
100 |
| Lead Shape |
Gull-wing |
| PCB |
100 |
| Tab |
N/R |
| Pin Pitch (mm) |
0.5 |
| Package Length (mm) |
14 |
| Package Width (mm) |
14 |
| Package Height (mm) |
1.5(Max) |
| Package Diameter (mm) |
N/R |
| Package Overall Length (mm) |
16 |
| Package Overall Width (mm) |
16 |
| Package Overall Height (mm) |
1.7(Max) |
| Seated Plane Height (mm) |
1.7(Max) |
| Mounting |
Surface Mount |
| Package Material |
Plastic |
| Package Description |
Low Profile Quad Flat Package |
| Package Family Name |
QFP |
| Package Outline |
Link to Datasheet |
|
|
PACKAGING INFO
|
| Packaging Suffix |
T |
| Packaging |
Tray|Tube |
| Packaging Document |
Link to Datasheet |
|
|
ECAD MODELS
|
|
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APPLICATIONS
|
• Industrial Handheld Instruments
|
| • High Availability Systems |
• Battery Backup Systems
|
• Servers and Computer Peripherals
|
|
| |
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