W90N740CDG Nuvoton Technology Corporation of America, W90N740CDG Datasheet - Page 46

• 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: -

BASADDR [31:19] ：Base address pointer of ROM/Flash bank
The start address is calculated as ROM/Flash bank base pointer << 18. The base address pointer
together with the “SIZE” bits constitutes the whole address range of each bank.
SIZE [18:16] ：The size of ROM/FLASH memory
tPA [11:8]：Page mode access cycle time
0
0
0
0
0
0
0
0
31
23
15
7
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
tPA [11:8]
30
22
14
RESERVED
6
SIZE [10:8]
tACC
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
BASADDR
29
21
13
5
0
1
0
1
0
1
0
1
MCLK
0
1
0
1
0
1
0
1
28
20
12
1
2
3
4
5
6
7
8
4
BASADDR
- 43 -
W90N740CD/W90N740CDG
27
19
11
1
1
1
1
1
1
1
1
3
BTSIZE
Publication Release Date: Aug. 18, 2005
0
0
0
0
1
1
1
1
tPA [11:8]
26
18
10
2
tPA
BYTE
256K
512K
16M
32M
0
0
1
1
0
0
1
1
1M
2M
4M
8M
SIZE
25
17
9
1
PGMODE
0
1
0
1
0
1
0
1
Revision A6
MCLK
24
16
10
12
14
16
18
20
22
24
8
0