參數(shù)資料
型號: Intel387 sx
廠商: Intel Corp.
英文描述: SX Math Coprocessor(32位數(shù)學(xué)協(xié)處理器)
中文描述: 山西數(shù)學(xué)協(xié)處理器(32位數(shù)學(xué)協(xié)處理器)
文件頁數(shù): 35/47頁
文件大小: 443K
代理商: INTEL387 SX
Intel387
TM
SX MATH COPROCESSOR
7.3 A.C. Characteristics
Table 7-2a. Timing Requirements of the Bus Interface Unit
T
C
e
0
§
C to
a
100
§
C, V
CC
e
5V
g
10% (All measurements made at 1.5V unless otherwise specified)
Pin
Symbol
Parameter
16 MHz–
25 MHz
33 MHz
Conditions
Test
Refer to
Figure
Min
(ns)
Max
(ns)
Min
(ns)
Max
(ns)
CPUCLK2
CPUCLK2
CPUCLK2
CPUCLK2
CPUCLK2
CPUCLK2
CPUCLK2
t1
t2a
t2b
t3a
t3b
t4
t5
Period
High Time
High Time
Low Time
Low Time
Fall Time
Rise Time
20
6
3
6
4
DC
15
6.25
4.5
6.25
4.5
DC
2.0V
2.0V
V
CC
b
0.8V
2.0V
0.8V
From V
CC
b
0.8V to 0.8V
From 0.8V to V
CC
b
0.8V
C
L
e
50 pF
C
L
e
50 pF
C
L
e
50 pF
C
L
e
50 pF
C
L
e
50 pF
7.2
7
7
4
4
READYO
Y
PEREQ
BUSY
Y
ERROR
Y
t7a
t7b
t7c
t7d
Out Delay
Out Delay
Out Delay
Out Delay
4
4
4
4
25
23
23
23
4
4
4
4
17
21
21
23
7.3
D15–D0
D15–D0
D15–D0
D15–D0
t8
t10
t11
t12
*
Out Delay
Setup Time
Hold Time
Float Time
1
11
11
6
45
0
8
8
6
37
7.4
24
19
READYO
Y
PEREQ
BUSY
Y
ERROR
Y
t13a
*
t13b
*
t13c
*
t13d
*
Float Time
Float Time
Float Time
Float Time
1
1
1
1
40
40
40
40
1
1
1
1
30
30
30
30
7.6
ADS
Y
ADS
Y
W/R
Y
W/R
Y
t14a
t15a
t14b
t15b
Setup Time
Hold Time
Setup Time
Hold Time
15
4
15
4
13
4
13
4
7.4
READY
Y
READY
Y
CMD0
Y
CMD0
Y
NPS1
Y
, NPS2
NPS1
Y
, NPS2
STEN
STEN
t16a
t17a
t16b
t17b
t16c
t17c
t16d
t17d
Setup Time
Hold Time
Setup Time
Hold Time
Setup Time
Hold Time
Setup Time
Hold Time
9
4
16
2
16
2
15
2
7
4
13
2
13
2
13
2
7.4
RESETIN
RESETIN
t18
t19
Setup Time
Hold Time
8
3
5
2
7.5
NOTE:
*
Float condition occurs when maximum output current becomes less than I
LO
in magnitude. Float delay is not tested.
35
35
相關(guān)PDF資料
PDF描述
INTEL486 GX Emedded Ultra-Low Power INTEL486 GX Processor(嵌入式超低能量處理器)
INTEL486 SX Emedded Ultra-Low Power INTEL486 SX Processor(嵌入式超低能量處理器)
INTEL82801 82801AB (ICH0) I/O Controller Hub
INTEL82802AB Firmware Hub (FWH)
INTELDX2 High-Performance 32-Bit Embedded Processor(高性能32位嵌入式處理器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
INTEL387TMDX 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Intel387TM DX MATH COPROCESSOR
INTEL740 制造商:未知廠家 制造商全稱:未知廠家 功能描述:64-Bit Graphics (GUI) Accelerator
INTEL82801 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:82801AB (ICH0) I/O Controller Hub
INTEL82802AB 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Firmware Hub (FWH)
INTELLIGENT CHARGER + 4AA 制造商:Energizer 功能描述:Bulk