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參數(shù)資料
型號: W741E260
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-BIT FLASH MICROCONTROLLER
中文描述: 4-BIT, FLASH, 4.19 MHz, MICROCONTROLLER, PQFP80
封裝: QFP-80
文件頁數(shù): 39/94頁
文件大小: 554K
代理商: W741E260
W741E260
Publication Release Date: March 1998
- 39 -
Revision A2
AC CHARACTERISTICS
(V
DD
-V
SS
= 3.0V, Ta = 25
°
C; unless otherwise specified)
PARAMETER
SYM.
CONDITIONS
MIN.
TYP.
MAX.
UNIT
RC type
-
-
4000
Op. Frequency
F
OSC
Crystal type 1 (Option low
speed type)
-
32.768
-
KHz
Crystal type 2 (Option
high speed type)
400
-
4190
Frequency Deviation by
Voltage Drop for RC
Oscillator
f
f
f(3V) f(2.4V)
f(3V)
-
-
10
%
Instruction Cycle Time
T
I
One machine cycle
-
4/F
OSC
-
mS
Reset Active Width
T
RAW
F
OSC
= 32.768 KHz
1
-
-
μ
S
μ
S
Interrupt Active Width
T
IAW
F
OSC
= 32.768 KHz
1
-
-
PAD ASSIGNMENT AND POSITIONS
62 61 60 59 58
50
49
48
47
46
45
44
43
42
41
40
39
38
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
64 63
66 65
68 67
70 69
72 71
2870 m
(0,0)
X
Y
4840 m
μ
22 23 24 25 26 27 28 29 30 31 32 33 34 35
53
52
51
1
73
36 37
54
55
56
57
Note: The chip substrate must be connected to system ground (V
SS
).
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