W90N740CDG Nuvoton Technology Corporation of America, W90N740CDG Datasheet - Page 7

• Manufacturer Part Number: W90N740CDG
• Description: IC MCU ARM7 TDMI 176-LQFP
• Manufacturer: Nuvoton Technology Corporation of America
• Series: W90r

Specifications of W90N740CDG

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 80MHz
• Connectivity: EBI/EMI, Ethernet, UART/USART, USB
• Peripherals: DMA, POR, WDT
• Number Of I /o: 21
• Program Memory Type: ROMless
• Ram Size: 10K x 8
• Voltage - Supply (vcc/vdd): 1.62 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 176-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

On-Chip PLL
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Operation Voltage Range
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Operation Temperature Range
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Operating Frequency
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Package Type
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One PLL for both CPU and USB host controller
The external clock can be multiplied by on-chip PLL to provide high frequency system clock
Programmable clock frequency, and the input frequency range is 3-30MHz; 15MHz is preferred.
2.7 – 3.6 V for IO Buffer
1.62 – 1.98 V for Core Logic
0 – 70 Degree C
80 MHz (default)
176-pin LQFP
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W90N740CD/W90N740CDG