DS1085
MASTER OSCILLATOR CHARACTERISTICS
(VCC = 5V ±5%, TA = 0°C to +70°C.)
PARAMETER
SYMBOL CONDITION
MIN TYP MAX UNITS NOTES
Master Oscillator Range
fOSC
66
133
MHz
7
-10 Version
97.1
104.6
101.8
Default Master
f0
-25 Version
-50 Version
VCC = 5V,
MHz
Oscillator Frequency
TA = +25LC
Master Oscillator
ꢀf0
%
%
%
2, 17
-0.75
-0.75
+0.75
+0.75
Frequency Tolerance
f0
Default freq.
DAC step size
Overvoltage
range,
TA =
+25LC
Voltage Frequency
Variation
ꢀfV
3
f0
-1.0
-1.0
+1.0
+1.0
default freq.
DAC Step Size
Overtemperature
range,
VCC = 5V
default freq.
Temperature Frequency
Variation
ꢀfT
4, 5
6
f0
-0.5
-0.5
-1.0
-0.3
-0.4
+0.5
+0.5
+1.0
+0.3
+0.4
133MHz
66MHz
DAC range
Entire range
%
%
Integral Nonlinearity of
Frequency DAC
INL
AC ELECTRICAL CHARACTERISTICS
(VCC = 5V ±5%, TA = 0°C to +70°C.)
PARAMETER
Frequency Stable After
DIV Change
SYMBOL CONDITION
MIN
TYP MAX UNITS NOTES
1
Period
Frequency Stable After
DAC or OFFSET
Change
0.2
0.1
1
0.5
500
1
ms
ms
µs
8
9
Power-Up Time
Enable of OUT0/1 After
Exiting Power-Down
Mode
tpor + tstab
tstab
OUT0/1 High-Z After
Entering Power-Down
Mode
tstab
ms
Load Capacitance
Output Duty Cycle
(OUT0, OUT1)
CL
15
50
60
pF
%
10
40
17 of 21
DALLAS [ DALLAS SEMICONDUCTOR ]
