W90N740CDG Nuvoton Technology Corporation of America, W90N740CDG Datasheet - Page 42

• 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: -

SDRAM Data Bus Width: 8-bit
128M
128M
128M
256M
256M
Total
16M
16M
64M
64M
64M
16Mx16
1Mx16
4Mx16
2Mx32
16Mx8
8Mx16
4Mx32
32Mx8
2Mx8
8Mx8
Type
12x10
13x10
R x C
11x9
11x8
12x9
12x8
11x8
12x9
12x8
13x9
R/C
R
C
R
C
R
C
R
C
R
C
R
C
R
C
R
C
R
C
R
C
(BS1)
A14
**
**
**
**
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
(BS0)
A13
10
10
10
10
10
10
10
10
10
10
9
9
8
8
8
8
8
8
8
8
A12
22
22
**
**
**
**
9
9
9
9
9
9
9
9
9
9
9
9
22
22
*
*
*
*
*
*
*
*
*
*
*
*
*
*
A11
21
21
21
21
21
21
21
21
21
9
9
8
8
21
21
21
21
21
21
21
*
*
*
*
*
*
*
*
*
*
*
*
*
A10
AP
AP
AP
AP
AP
AP
AP
AP
AP
AP
20
20
20
20
20
20
20
20
20
9
- 39 -
W90N740CD/W90N740CDG
23
23
23
23
23
23
23
24
23
A9
19
19
19
19
19
19
19
19
19
24
19
*
*
*
*
*
*
*
*
22
22
A8
18
18
18
18
18
18
18
18
18
18
8
8
8
8
8
8
8
8
*
*
*
*
A7
17
17
17
17
17
17
17
17
17
17
7
7
7
7
7
7
7
7
7
7
Publication Release Date: Aug. 18, 2005
A6
16
16
16
16
16
16
16
16
16
16
6
6
6
6
6
6
6
6
6
6
A5
15
15
15
15
15
15
15
15
15
15
5
5
5
5
5
5
5
5
5
5
A4
14
14
14
14
14
14
14
14
14
14
4
4
4
4
4
4
4
4
4
4
A3
13
13
13
13
13
13
13
13
13
13
3
3
3
3
3
3
3
3
3
3
A2
12
12
12
12
12
12
12
12
12
12
2
2
2
2
2
2
2
2
2
2
Revision A6
A1
11
11
11
11
11
11
11
11
11
11
1
1
1
1
1
1
1
1
1
1
22
22
22
23
23
A0
10
10
10
10
10
0
0
1
0
0
0
0
0
0
0