参数资料
型号: S87C51FB
厂商: INTEL CORP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 12 MHz, MICROCONTROLLER, PQFP44
封装: QFP-44
文件页数: 4/20页
文件大小: 1578K
代理商: S87C51FB
8XC51FX
EXTERNAL MEMORY CHARACTERISTICS
(Continued)
All parameter values apply to all devices unless otherwise indicated
Symbol
Parameter
Oscillator
Units
12 MHz
24 MHz
33 MHz
Variable
Min Max Min Max Min
Max
Min
Max
TPXIZ
Input Instr Float After PSEN
8XC51FX
59
TCLCL-25
ns
8XC51FX-24
21
TCLCL-20
ns
8XC51FX-33
5
TCLCL-25
ns
TAVIV Address to Valid Instr In
8XC51FX/-24
312
103
5TCLCLb105 ns
8XC51FX-33
71
5TCLCLb80
ns
TPLAZ PSEN Low to Address Float
10
ns
TRLRH RD Pulse Width
400
150
82
6TCLCLb100
ns
TWLWH WR Pulse Width
400
150
82
6TCLCLb100
ns
TRLDV RD Low to Valid Data In
8XC51FX
252
5TCLCLb165 ns
8XC51FX-24
113
5TCLCLb95
ns
8XC51FX-33
61
5TCLCLb90
ns
TRHDX Data Hold After RD
000
0
ns
TRHDZ Data Float After RD
8XC51FX/24
107
23
2TCLCLb60
ns
8XC51FX-33
35
2TCLCLb25
ns
TLLDV ALE Low to Valid Data In
8XC51FX
517
8TCLCLb150 ns
8XC51FX-24/33
243
150
8TCLCLb90
ns
TAVDV Address to Valid Data In
8XC51FX
585
9TCLCLb165 ns
8XC51FX-24/33
285
180
9TCLCLb90
ns
TLLWL ALE Low to RD or WR Low 200 300 75 175 41 140 3TCLCLb50 3TCLCLa50
ns
TAVWL Address to RD or WR Low
8XC51FX
203
4TCLCLb130
ns
8XC51FX-24
77
4TCLCLb90
ns
8XC51FX-33
46
4TCLCLb75
ns
TQVWX Data Valid to WR Transition
8XC51FX
33
TCLCLb50
ns
8XC51FX-24/33
12
0
TCLCLb30
ns
TWHQX Data Hold After WR
8XC51FX
33
TCLCLb50
ns
8XC51FX-24
7
TCLCLb35
ns
8XC51FX-33
3
TCLCLb27
ns
TQVWH Data Valid to WR High
8XC51FX
433
7TCLCLb150
ns
8XC51FX-24/33
222
142
7TCLCLb70
ns
TRLAZ RD Low to Address Float
0
ns
TWHLH RD or WR High to ALE High
8XC51FX
43 123
TCLCLb40
TCLCLa40
ns
8XC51FX-24
12
71
TCLCLb30
TCLCLa30
ns
8XC51FX-33
5
55
TCLCLb25
TCLCLa25
ns
12
相关PDF资料
PDF描述
S87C51FC 8-BIT, OTPROM, 12 MHz, MICROCONTROLLER, PQFP44
S83C51FA-24 8-BIT, MROM, 24 MHz, MICROCONTROLLER, PQFP44
S80C51FA-1 8-BIT, 16 MHz, MICROCONTROLLER, PQFP44
S83C51FA-33 8-BIT, MROM, 33 MHz, MICROCONTROLLER, PQFP44
S87C51FA-2 8-BIT, OTPROM, 12 MHz, MICROCONTROLLER, PQFP44
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