W90N740CDG Nuvoton Technology Corporation of America, W90N740CDG Datasheet - Page 55

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W90N740CDG

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

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
-

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ADRS [15] :Address bus alignment for external I/O bank 0~3
When ADRS is set, EBI bus is alignment to byte address format, and ignores DBWD [1:0] setting.
tACC [14:11] :Access cycles (nOE or nWE active time)for external I/O bank 0~3
tCOH [10:8] :Chip selection hold-on time on nWBE for external I/O bank 0~3
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
tACC [14:11]
0
0
0
0
1
1
1
tCOH [10:8]
0
0
1
1
0
0
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
Reserved
MCLK
1
2
3
4
5
6
0
1
0
1
0
1
0
1
- 52 -
W90N740CD/W90N740CDG
1
1
1
1
1
1
1
tACC [14:11]
0
0
0
0
1
1
1
MCLK
0
0
1
1
0
0
1
0
1
2
3
4
5
6
7
0
1
0
1
0
1
0
MCLK
11
13
15
17
19
21
9

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