- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄363897 > W78C54P-40 (WINBOND ELECTRONICS CORP) 8-BIT MICROCONTROLLER PDF資料下載
參數(shù)資料
| 型號： | W78C54P-40 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 8-BIT MICROCONTROLLER |
| 中文描述： | 8-BIT, MROM, 40 MHz, MICROCONTROLLER, PQCC44 |
| 封裝： | PLASTIC, LCC-44 |
| 文件頁數(shù)： | 18/22頁 |
| 文件大?。?/td> | 304K |
| 代理商： | W78C54P-40 |
W78C54
- 18 -
APPLICATION CIRCUIT
Expanded External Program Memory and Crystal
AD0
AD1
A0
A1
A2
A3
A4
A5
A6
A7
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
10
9
8
7
6
5
4
3
25
2
26
1
CE
OE
20
22
O0
O1
O2
O3
O4
O5
O6
O7
11
12
13
15
16
17
18
19
27512
AD0
AD1
GND
D0
D1
D2
D3
D4
D5
D6
D7
3
4
7
8
1
11
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
2
5
6
9
12
15
16
19
OC
G
74LS373
AD0
AD1
AD6
EA
35
X1
21
X2
20
RESET
10
INT0
INT1
T0
T1
14
15
16
P1.0
2
3
4
5
6
7
8
9
39
38
37
36
24
25
26
27
28
29
30
31
19
18
32
33
13
11
WR
P0.0
P2.0
RD
PALE
TXD
RXD
W78C54
VCC
10u
8.2K
VCC
CRYSTAL
C1
C2
R
A8
A9
A13
GND
43
42
41
40
Figure A
Table 1 Shows the typical values of off-chip components to configure the on-chip oscillator.
Table 1. Off-chip components list
CRYSTAL FREQ.
12 MHz
C1
C2
R
-
30 pF
30 pF
16 MHz
30 pF
30 pF
-
20 MHz
15 pF
15 pF
-
24 MHz
15 pF
15 pF
-
33 MHz
10 pF
10 pF
6.8 K
4.3 K
40MHz
5 pF
5 pF
Notes:
1. Refer to Figure 10 for C1, C2 and R.
2. It is recommended that an oscillator be used as external clock source when operating freq. is above 35MHz. Apply the
external clock signal to XTAL1, and leave XTAL2 float, as shown in Figure 10.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W78C54M-40 | 8-BIT MICROCONTROLLER |
| W78C54 | BOX 2.13X1.38X.58 TRANS RED |
| W78C54-16 | 8-BIT MICROCONTROLLER |
| W78C54-24 | 8-BIT MICROCONTROLLER |
| W78C54-40 | 8-BIT MICROCONTROLLER |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W78C58 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT EMULATION MICROCONTROLLER |
| W78C58-16 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT MICROCONTROLLER |
| W78C58-24 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT MICROCONTROLLER |
| W78C58-33 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller |
| W78C58-40 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT MICROCONTROLLER |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。