W90N740CDG Nuvoton Technology Corporation of America, W90N740CDG Datasheet - Page 173

• 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: -

GPIOCFG17 [15:14]: Operating mode for GPIO17
nIRQ0 is one of the external interrupt input pins.
GPIOCFG16_15 [13:12]: Operating mode for GPIO16 and GPIO15
NXDREQ3 is the external DMA request signal pin.
nXDACK is the external DMA granted signal pin.
GPIOCFG14 [11:10]: Operating mode for GPIO14
SPEED is a USB IO port, which controls the external USB transceiver speed mode.
TIMER1 is the tone output of TIMER1.
GPIOCFG13 [9:8]: Operating mode for GPIO13
STDBY is a USB IO port, which controls the external USB transceiver power-down mode.
TIMER0 is the tone output of TIMER0.
GPIOCFG12 [7:6]: Operating mode for GPIO12
nWDOG is the timeout output of Watch-Dog Timer.
GPIOCFG16_15
GPIOCFG14
GPIOCFG12
GPIOCFG17
GPIOCFG13
GPIO14
GPIO12
GPIO17
GPIO13
GPIO16
GPIO15
RESERVED
RESERVED
RESERVED
Name
Name
Name
RESERVED
RESERVED
RESERVED
Name
Name
11
11
11
11
Type
11
Type
Type
Type
IO
O
O
Type
O
O
Name
PWREN
RESERVED
SPEED
Name
Name
STDBY
Name
Name
RESERVED
RESERVED
10
- 170 -
10
10
10
Type
10
W90N740CD/W90N740CDG
Type
Type
Type
Type
IO
O
O
nIRQ0
Name
TIMER1
nWDOG
NXDREQ3
TIMER0
Name
Name
nXDACK
Name
Name
01
01
01
01
01
Type
Type
Type
I
Type
O
O
O
Type
O
I
Name
GP17
Name
GP14
Name
GP12
Name
GP13
Name
GP16
GP15
00
00
00
00
00
Type
Type
Type
Type
Type
IO
IO
IO
I/O
I/O
IO