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参数资料
| 型号： | DS2250-8-16 |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | Microcontroller |
| 英文描述： | 8-BIT, 16 MHz, MICROCONTROLLER, DMA40 |
| 封装： | SIMM-40 |
| 文件页数： | 3/20页 |
| 文件大小： | 594K |
| 代理商： | DS2250-8-16 |
DS2250(T)
11 of 20
AC CHARACTERISTICS: EXPANDED
BUS MODE TIMING SPECIFICATIONS
(tA=0
°C to70°C; V
CC=5V
± 5%)
#
PARAMETER
SYMBOL
MIN
MAX
UNITS
1
Oscillator Frequency
1/tCLK
1.0
16 (-16)
MHz
2
ALE Pulse Width
tALPW
2tCLK -40
ns
3
Address Valid to ALE Low
tAVALL
tCLK -40
ns
4
Address Hold After ALE Low
tAVAAV
tCLK -35
ns
5
ALE Low to Valid Instr. In
@ 12 MHz
@ 16 MHz
tALLVI
4tCLK -150
4tCLK -90
ns
6
ALE Low to PSEN Low
tALLPSL
tCLK -25
ns
7
PSEN
Pulse Width
tPSPW
3tCLK -35
ns
8
PSEN
Low to Valid Instr. In
@ 12 MHz
@ 16 MHz
tPSLVI
3tCLK -150
3tCLK -90
ns
9
Input Instr. Hold after PSEN Going High
tPSIV
0ns
10
Input Instr. Float after PSEN Going High
tPSIX
tCLK -20
ns
11
Address Hold after PSEN Going High
tPSAV
tCLK -8
ns
12
Address Valid to Valid Instr. In @ 12 MHz
@ 16 MHz
tAVVI
5tCLK -150
5tCLK -90
ns
13
PSEN
Low to Address Float
tPSLAZ
0ns
14
RD
Pulse Width
tRDPW
6tCLK -100
ns
15
WR
Pulse Width
tWRPW
6tCLK -100
ns
16
RD
Low to Valid Data In
@ 12 MHz
@ 16 MHz
tRDLDV
5tCLK -165
5tCLK -105
ns
17
Data Hold after RD High
tRDHDV
0ns
18
Data Float after RD High
tRDHDZ
2tCLK -70
ns
19
ALE Low to Valid Data In
@ 12 MHz
@ 16 MHz
tALLVD
8CLK -150
8tCLK -90
ns
20
Valid Addr. to Valid Data In
@ 12 MHz
@ 16 MHz
tAVDV
9tCLK -165
9tCLK -105
ns
21
ALE Low to RD or WR Low
tALLRDL
3tCLK -50
3tCLK +50
ns
22
Address Valid to RD or WR Low
tAVRDL
4tCLK -130
ns
23
Data Valid to WR Going Low
tDVWRL
tCLK -60
ns
24
Data Valid to WR High
@ 12 MHz
@ 16 MHz
tDVWRH
7tCLK -150
7tCLK -90
ns
25
Data Valid after WR High
tWRHDV
tCLK -50
ns
26
RD
Low to Address Float
tRDLAZ
0ns
27
RD
or WR High to ALE High
tRDHALH
tCLK -40
tCLK +50
ns
相关PDF资料 |
PDF描述 |
|---|---|
| DS2250-64-16 | 8-BIT, 16 MHz, MICROCONTROLLER, DMA40 |
| DS2250T-8-16 | 8-BIT, 16 MHz, MICROCONTROLLER, DMA40 |
| DS2250T-64-16 | 8-BIT, 16 MHz, MICROCONTROLLER, DMA40 |
| DS2250T-32-12 | 8-BIT, 12 MHz, MICROCONTROLLER, SMA40 |
| DS2250-32-12 | 8-BIT, 12 MHz, MICROCONTROLLER, SMA40 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| DS2250-8-8 | 制造商:Maxim Integrated Products 功能描述:SIPSTIK, MICRO 8KX8 8MHZ - Rail/Tube |
| DS2250T | 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:Soft Microcontroller Module |
| DS2250T08-08 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Microcontroller |
| DS2250T08-12 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Microcontroller |
| DS2250T-08-16 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:8-Bit Microcontroller |
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