參數(shù)資料
型號(hào)： DS87C520-WCL
英文描述： EPROM/ROM High-Speed Micro
中文描述： 存儲(chǔ)器/ ROM的高速微
文件頁數(shù)： 30/45頁
文件大?。?/td> 1415K
代理商： DS87C520-WCL
DS87C520/DS83C520 EPROM/ROM High-Speed Microcontrollers
30 of 30
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………………….-0.3V to (V
CC
+ 0.5V)
Voltage Range on V
CC
Relative to Ground..………………………………………………………………….-0.3V to +6.0V
Operating Temperature Range………………………………………………………………………………….0°C to +70°C
Storage Temperature…………………………………………………………………………………………-55°C to +125°C
Soldering Temperature..………………………………………………………..See IPC/JEDEC J-STD-020 Specification
This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operation
sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability.
DC ELECTRICAL CHARACTERISTICS
(V
CC
= 4.5V, T
A
= -40°C to +85°C.) (Note 1)
PARAMETER
SYMBOL
Supply Voltage
V
CC
DS87C520
Power-Fail Warning
DS83C520
DS87C520
Minimum Operating
Voltage
DS83C520
Supply Current Active Mode
at 33MHz
Supply Current Idle Mode at 33MHz
I
IDLE
Supply Current Stop Mode, Bandgap
Disabled
(0°C to +70°C)
Supply Current Stop Mode, Bandgap
Disabled
(-40°C to +85°C)
Supply Current Stop Mode, Bandgap
Enabled
(0°C to +70°C)
Supply Current Stop Mode, Bandgap
Enabled
(-40°C to +85°C)
Input Low Level
V
IL
Input High Level
(except XTAL1 and RST)
Input High Level XTAL1 and RST
V
IH2
Output Low Voltage, Ports 1 and 3
at I
OL
= 1.6mA
Output Low Voltage Ports 0 and 2,
ALE,
PSEN
at I
OL
= 3.2mA
Output High Voltage Ports 1, 2, 3,
ALE,
PSEN
at I
OH
= -50μA
Output High Voltage Ports 1, 2, 3
at I
OH
= -1.5mA
Output High Voltage Port 0, 2,
ALE,
PSEN
in Bus Mode at I
OH
= -8mA
Input Low Current Ports 1, 2, 3 at 0.45V
I
IL
MIN
4.5
4.25
4.25
4.0
4.0
TYP
5.0
4.38
4.38
4.13
4.13
MAX
5.5
4.5
4.55
4.25
4.275
UNITS
V
NOTES
2
V
PFW
V
2
V
RST
V
2
I
CC
30
45
mA
3
15
25
mA
4
1
100
μ
A
5
I
STOP
1
150
μ
A
5
50
170
μA
5
I
SPBG
50
195
μ
A
5
-0.3
+0.8
V
2
V
IH
2.0
V
CC
+ 0.3
V
2
3.5
V
CC
+ 0.3
V
2
V
OL1
0.15
0.45
V
2
V
OL2
0.15
0.45
V
2
V
OH1
2.4
V
2, 7
V
OH2
2.4
V
2, 8
V
OH3
2.4
V
2, 6
-70
μA
12
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