參數(shù)資料
型號(hào)： P83C270AAR
廠商： NXP SEMICONDUCTORS
元件分類： 微控制器/微處理器
英文描述： Microcontrollers for NTSC TVs with On-Screen Display OSD and Closed Caption CC
中文描述： 8-BIT, MROM, 12 MHz, MICROCONTROLLER, PDIP52
文件頁(yè)數(shù)： 64/80頁(yè)
文件大?。?/td> 266K
代理商： P83C270AAR
1999 Jun 11
64
Philips Semiconductors
Product specification
Microcontrollers for NTSC TVs with On-Screen
Display (OSD) and Closed Caption (CC)
P8xCx70 family
Table 105
Pin assignment during programming and verification operations
SYMBOL
PIN
SYSTEM EPROM
OSD EPROM
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P1.0
P1.1
P1.2
P1.3
P1.4
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
P3.0
P3.1
P3.2
P3.3
P3.4
P3.5
P3.6
P3.7
1
2
3
4
5
6
7
8
9
10
11
12
30
21
20
19
18
17
16
15
14
45
46
47
48
49
50
51
52
29
28
43
27
A8
A9
A10
A11
A12
A13
A14
A15
OE
A8
A9
A10
A11
A12
(LOW)
(HIGH)
(HIGH)
OE
OTP SEL0
OTP SEL1
OTP SEL2
(HIGH)
A0
A1
A2
A3
A4
A5
A6
A7
D0
D1
D2
D3
D4
D5
D6
D7
WE
V
PP
(HIGH)
(LOW)
OTP SEL0
OTP SEL1
OTP SEL2
(LOW)
A0
A1
A2
A3
A4
A5
A6
A7
D0
D1
D2
D3
D4
D5
D6
D7
WE
V
PP
(HIGH)
(LOW)
ALE/PROG
V
PP
/EA
RST
PSEN
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