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PDF ( 数据手册 , 数据表 ) 83C151SB

零件编号 83C151SB
描述 HIGH-PERFORMANCE CHMOS MICROCONTROLLER
制造商 Intel Corporation
LOGO Intel Corporation LOGO 


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83C151SB 数据手册, 描述, 功能
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83C151SB pdf, 数据表
8XC151SA SB HIGH-PERFORMANCE CHMOS MICROCONTROLLER
PLCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
Table 6 Signal Assignments Arranged by Package Number
DIP Name
PLCC
DIP
VSS1
1 P1 0 T2
23
24 21
2 P1 1 T2EX
25 22
3 P1 2 ECI
26 23
4 P1 3 CEX0
27 24
5 P1 4 CEX1
28 25
6 P1 5 CEX2
29 26
7 P1 6 CEX3
30 27
8 P1 7 CEX4
31 28
9 RST
32 29
10 P3 0 RXD
33 30
VCC2
11 P3 1 TXD
34
35 31
12 P3 2 INT0
36 32
13 P3 3 INT1
37 33
14 P3 4 T0
38 34
15 P3 5 T1
39 35
16 P3 6 WR
40 36
17 P3 7 RD
41 37
18 XTAL2
42www.DataSheet4U.com
38
19 XTAL1
43 39
20 VSS
44 40
Name
VSS2
A8 P2 0
A9 P2 1
A10 P2 2
A11 P2 3
A12 P2 4
A13 P2 5
A14 P2 6
A15 P2 7
PSEN
ALE PROG
VSS2
EA Vpp
AD7 P0 7
AD6 P0 6
AD5 P0 5
AD4 P0 4
AD3 P0 3
AD2 P0 2
AD1 P0 1
AD0 P0 0
VCC
8







83C151SB equivalent, schematic
8XC151SA SB HIGH-PERFORMANCE CHMOS MICROCONTROLLER
AC Characteristics
Table 8 lists AC timing parameters for the
8XC151SA SB with no wait states External wait
states can be added by extending PSEN RD
WR and or by extending ALE In the table Notes
3 and 5 mark parameters affected by an ALE wait
state and Notes 4 and 5 mark parameters affected
by a PSEN RD WR wait state
Figures 5 – 11 show the bus cycles with the timing
parameters
Table 9 AC Characteristics (Capacitive Loading e 50 pF)
Symbol
FOSC
TOSC
TLHLL
Parameter
XTAL1 Frequency
1 FOSC
12 MHz
16 MHz
ALE Pulse Width
12 MHz
16 MHz
Max FOSC (1)
Min Max
NA NA
NA NA
68 3
47 5
TAVLL
Address Valid to ALE Low
12 MHz
16 MHz
58 3
37 5
TLLAX
TRLRH (2)
Address Hold after ALE Low
12 MHz
16 MHz
RD or PSEN Pulse Width
12 MHz
16 MHz
10
10
151 6
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TWLWH
WR Pulse Width
12 MHz
16 MHz
151 6
110
TLLRL (2)
TLHAX
ALE Low to RD or PSEN
12 MHz
16 MHz
ALE High to Address Hold
12 MHz
16 MHz
Low
58 3
37 5
83 3
62 5
FOSC Variable
Min Max
0 16
83 3
62 5
(1a2M)
TOSC b 15
(1a2M)
TOSC b 25
10
2(1aN)
TOSC b 15
2(1aN)
TOSC b 15
Tosc b 25
(1a2M)
TOSC
NOTES
1 16 MHz
2 Specifications for PSEN are identical to those for RD
3 In the formula MeNumber of wait states (0 or 1) for ALE
4 In the formula NeNumber of wait states (0 1 2 or 3) for RD
5 ‘‘Typical’’ specifications are untested and not guaranteed
PSEN
WR
Units
MHz
ns
ns
(3)
ns
(3)
ns
ns
(4)
ns
(4)
ns
ns
(3)
16










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