DS1020
ABSOLUTE MAXIMUM RATINGS*
Voltage on any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
Short Circuit Output Current
-1.0V to +7.0V
0°C to 70°C
-55°C to +125°C
260°C for 10 seconds
50 mA for 1 second
* 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
PARAMETER
Supply Voltage
High Level
Input Voltage
Low Level
Input Voltage
Input Leakage
Current
Active Current
High Level
Output Current
Low Level
Output Current
SYM
V
CC
V
IH
V
IL
I
1
I
CC
I
OH
I
OL
0
≤
V
I
≤
V
CC
V
CC
=MAX;
PERIOD=1 µs
V
CC
=MIN.
V
OH
=2.7V
V
CC
=MIN.
V
OL
=0.5V
TEST
CONDITION
MIN
4.75
2.2
-0.5
-1.0
(0°C to 70°C; V
CC
= 5.0V ± 5%)
TYP
5.00
MAX
5.25
V
CC
+0.5
0.8
1.0
30.0
-1.0
8
UNITS
V
V
V
µA
mA
mA
mA
4
3
NOTES
1
1
1
AC ELECTRICAL CHARACTERISTICS
PARAMETER
Clock Frequency
Enable Width
Clock Width
Data Setup to Clock
Data Hold from Clock
Data Setup to Enable
Data Hold from Enable
Enable to Serial
Output Valid
Enable to Serial
Output High Z
Clock to Serial
Output Valid
Clock to Serial
Output Invalid
Enable Setup to Clock
Enable Hold from Clock
Parallel Input Valid
to Delay Valid
SYMBOL
f
C
t
EW
t
CW
t
DSC
t
DHC
t
DSE
t
DHE
t
EQV
t
EQZ
t
CQV
t
CQX
t
ES
t
EH
t
PDV
10
50
50
MIN
50
50
30
10
30
20
(0°C to 70°C; V
CC
= 5V ± 5%)
TYP
MAX
10
UNITS
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
NOTES
50
0
50
50
50
6 of 9
DALLAS [ DALLAS SEMICONDUCTOR ]
