參數(shù)資料
型號(hào): S83C51RA
廠商: INTEL CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 12 MHz, MICROCONTROLLER, PQFP44
封裝: QFP-44
文件頁數(shù): 4/20頁
文件大?。?/td> 1665K
代理商: S83C51RA
8XC51RARBRC
EXTERNAL MEMORY CHARACTERISTICS (Continued)
All parameter values apply to all devices unless otherwise indicated
Symbol
Description
12 MHz
20 MHz
24 MHz
Variable
Units
Oscillator
Min
Max
Min
Max
Min
Max
Min
Max
TPXIZ
Input Instruction Float After
PSEN
8XC51RX
59
TCLCLb25
ns
8XC51RX-24
30
21
TCLCLb20
ns
TAVIV
Address to Valid Instruction
312
145
103
5 TCLCLb105
ns
In
TPLAZ
PSEN Low to Address Float
10
ns
TRLRH
RD Pulse Width
400
200
150
6 TCLCLb100
ns
TWLWH
WR Pulse Width
400
200
150
6 TCLCLb100
ns
TRLDV
RD Low to Valid Data In
8XC51RX
252
5 TCLCLb165
ns
8XC51RX-24
155
113
5 TCLCLb95
ns
TRHDX
Data Hold After RD
000
0
ns
TRHDZ
Data Float After RD
107
40
23
2 TCLCLb60
ns
TLLDV
ALE Low to Valid Data In
8XC51RX
517
8 TCLCLb150
ns
8XC51RX-24
310
243
8 TCLCLb90
ns
TAVDV
Address to Valid Data In
8XC51RX
585
9 TCLCLb165
ns
8XC51RX-24
360
285
9 TCLCLb90
ns
TLLWL
ALE Low to RD or WR Low
200
300
100
200
75
175
3 TCLCLb50
3 TCLCLa50
ns
TAVWL
Address Valid to WR Low
8XC51RX
203
4 TCLCLb130
ns
8XC51RX-24
110
77
4 TCLCLb90
ns
TQVWX
Data Valid before WR
8XC51RX
33
TCLCLb50
ns
8XC51RX-20
15
TCLCLb35
ns
8XC51RX-24
12
TCLCLb30
ns
TWHQX
Data Hold after WR
8XC51RX
33
TCLCLb50
ns
8XC51RX-20
10
TCLCLb40
ns
8XC51RX-24
7
TCLCLb30
ns
TQVWH
Data Valid to WR High
8XC51RX
433
7 TCLCLb150
ns
8XC51RX-24
280
222
7 TCLCLb70
ns
TRLAZ
RD Low to Address Float
0
ns
TWHLH
RD or WR High to ALE High
8XC51RX
43
123
10
90
TCLCLb40
TCLCLa40
ns
8XC51RX-24
12
71
TCLCLb30
TCLCLa30
12
相關(guān)PDF資料
PDF描述
S83C51RC-1 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP44
S87C51RA-20 8-BIT, OTPROM, 20 MHz, MICROCONTROLLER, PQFP44
S87C51RA-24 8-BIT, OTPROM, 24 MHz, MICROCONTROLLER, PQFP44
S87C51RB-1 8-BIT, OTPROM, 16 MHz, MICROCONTROLLER, PQFP44
S87C51RB 8-BIT, OTPROM, 12 MHz, MICROCONTROLLER, PQFP44
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