參數(shù)資料
型號: UPD78002B
廠商: NEC Corp.
元件分類: DC/DC變換器
英文描述: 1 watt dc-dc converters
中文描述: 1瓦的DC - DC轉(zhuǎn)換器
文件頁數(shù): 19/62頁
文件大小: 576K
代理商: UPD78002B
μ
PD78001B(A), 78002B(A)
19
Fig. 5-3 Watch Timer Block Diagram
Fig. 5-4 Watchdog Timer Block Diagram
INTTM3
INTWT
5-Bit Counter
Prescaler
Selector
Selector
f
XT
8
f
X
/2
4
f
W
2
5
f
W
2
6
f
W
2
7
f
W
2
8
f
W
2
9
f
W
2
f
W
14
f
W
2
13
f
W
2
Selector
Selector
Control
Circuit
8-Bit Counter
Prescaler
INTWDT
Non-Maskable
Interrupt Request
INTWDT
Maskable
Interrupt Request
RESET
Selector
4
f
W
2
5
f
W
2
6
f
W
2
7
f
W
2
8
f
W
2
9
f
W
2
10
f
W
2
12
f
W
2
相關(guān)PDF資料
PDF描述
UPD78002BA 1 watt dc-dc converters
UPD78002BCW 1 watt dc-dc converters
UPD78002BCWA 1 watt dc-dc converters
UPD78002BGC 1 watt dc-dc converters
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