Rainbow-electronics DS1086L Bedienungsanleitung PDF herunterladen (Seite 4)

DS1086

DS1086 Spread-Spectrum EconOscillator

4 _____________________________________________________________________

AC ELECTRICAL CHARACTERISTICS

= 5V ±5%, T

= 0°C to +70°C.)

PARAMETER

SYMBOL

CONDITION

MIN

TYP

MAX

UNITS

Frequency Stable After Prescaler

Change

Period

Frequency Stable After DAC or

Offset Change

(Note 9) 0.2 1 ms

Power-Up Time

+ t

stab

(Note 10) 0.1 0.5 ms

Enable of OUT After Exiting

Power-Down Mode

stab

500

µs

OUT High-Z After Entering

Power-Down Mode

pdn

0.1 ms

Load Capacitance C

(Note 11) 15 50 pF

Output Duty Cycle (OUT) 40 60 %

PDN Rise/Fall Time 1µs

AC ELECTRICAL CHARACTERISTICS: 2-WIRE INTERFACE

= 5V ±5%, T

= 0°C to +70°C.)

PARAMETER

SYMBOL

CONDITION

MIN TYP MAX

UNITS

Fast mode

400

SCL Clock Frequency f

SCL

Standard mode

(Note 12)

100

kHz

Fast mode 1.3

Bus Free Time Between a STOP

and START Condition

BUF

Standard mode

(Note 12)

4.7

µs

Fast mode 0.6

Hold Time (Repeated) START

Condition

HD:STA

Standard mode

(Notes 12, 13)

4.0

µs

Fast mode 1.3

LOW Period of SCL t

LOW

Standard mode

(Note 12)

4.7

µs

Fast mode 0.6

HIGH Period of SCL t

HIGH

Standard mode

(Note 12)

4.0

µs

Fast mode 0.6

Setup Time for a Repeated

START

SU:STA

Standard mode

(Note 12)

4.7

µs

Fast mode

Data Hold Time

HD:DAT

Standard mode

(Notes 12, 14, 15) 0 0.9 µs

Fast mode 100

Data Setup Time

SU:DAT

Standard mode

(Note 12)

250

Fast mode 20 + 0.1C

300

Rise Time of Both SDA and SCL

Signals

Standard mode

(Note 16)

20 + 0.1C

1000

Fast mode 20 + 0.1C

300

Fall Time of Both SDA and SCL

Signals

Standard mode

(Note 16)

20 + 0.1C

1000

1 2 3 4 5 6 7 8 9 ... 13 14

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