參數(shù)資料
型號: DS1280
廠商: Maxim Integrated Products, Inc.
英文描述: 3-Wire to Bytewide Converter Chip(3線至字節(jié)寬度(8位)轉(zhuǎn)換芯片)
中文描述: 3線,以Bytewide轉(zhuǎn)換器芯片(3線至字節(jié)寬度(8位)轉(zhuǎn)換芯片)
文件頁數(shù): 9/11頁
文件大?。?/td> 132K
代理商: DS1280
DS1280
021998 9/11
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
-1.0V to +7.0V
0
°
C to 70
°
C
-55
°
C to+125
°
C
260
°
C for 10 seconds
* 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.
RECOMMENDED DC OPERATING CONDITIONS
PARAMETER
(t
A
=0
°
C to 70
°
C)
UNITS
SYMBOL
MIN
TYP
MAX
NOTES
Supply
V
CC
V
IH
V
IL
3.25
5.0
6.5
V
1
Logic 1
2.2
V
CC
+0.3V
+0.8
V
Logic 0
-0.3
V
1
DC ELECTRICAL CHARACTERISTICS
PARAMETER
(t
A
=0
°
C to 70
°
C ; V
CC
=+5V
±
10%)
MAX
UNITS
SYMBOL
MIN
TYP
NOTES
Input Leakage
I
IL
I
LO
I
OH
I
OL
I
CC1
I
CC2
-1
+1
μ
A
μ
A
9
Output Leakage
1
Output Current @ 2.4V
-1
mA
Output Current @ 0.4V
+2
mA
Supply Current
15
mA
2
Supply Current
50
mA
3
AC ELECTRICAL CHARACTERISTICS
PARAMETER
(V
CC
=5V
±
10%; 0
°
C to 70
°
C)
MAX
UNITS
SYMBOL
MIN
TYP
NOTES
Data to CLK Setup
t
DC
t
CDH
t
CDD
t
CL
t
CH
f
CLK
t
R
t
F
t
CC
t
CCH
t
CWH
t
CDZ
t
DI
t
DI
t
PD
35
ns
4
Data to CLK Hold
40
ns
4
Data to CLK Delay
125
ns
4,5,6
CLK Low Time
500
ns
4
CLK High Time
500
ns
4
CLK Frequency
DC
1
MHz
4,10
CLK Rise & Fall Time
100
ns
RST to CLK Setup
1
μ
s
4
CLK to RST Hold
40
ns
4
RST Inactive Time
125
ns
4
RST to D/Q High Z
50
ns
4,6
Serial Port Active
25
ns
4,6
Serial Port Inactive
25
ns
4,6
Parallel Port Propagation
12
20
ns
4,6,8
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