CS5509(1995) 查看數據表（PDF） - Cirrus Logic

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CS5509
(Rev.:1995)

Single Supply, 16-Bit A/D Converter

Cirrus Logic 

CS5509

3.3V SWITCHING CHARACTERISTICS (TA = 25°C; VA+ = 5V ± 10%; VD+ = 3.3V ± 5%;

Input Levels: Logic 0 = 0V, Logic 1 = VD+; CL = 50 pF.) (Note 2)

Parameter

Symbol

Master Clock Frequency Internal Oscillator:

XIN

External Clock:

fclk

Master Clock Duty Cycle

Rise Times:

Any Digital Input (Note 10) trise

Any Digital Output

Fall Times:

Any Digital Input (Note 10) tfall

Any Digital Output

Start-Up

Power-On Reset Period

(Note 11) tres

Oscillator Start-up Time XTAL=32.768 kHz (Note 12) tosu

Wake-up Period

(Note 13) twup

Calibration

CONV Pulse Width (CAL=1)

CONV and CAL High to Start of Calibration

Start of Calibration to End of Calibration

(Note 14) tccw

tscl

tcal

Conversion

CONV Pulse Width

tcpw

CONV High to Start of Conversion

tscn

Set Up Time

BP/UP stable prior to DRDY

tbus

falling

Hold Time

BP/UP stable after DRDY falls tbuh

Start of Conversion to End of Conversion

(Note 15) tcon

Min

30.0

30

40

-

-

-

-

-

-

-

100

-

-

100

-

82/fclk

0

-

Typ

Max

32.768

53.0

-

330

-

60

-

1.0

50

-

-

1.0

20

-

10

-

500

-

1800/fclk

-

-

-

-

2/fclk+200

3246/fclk

-

-

-

-

2/fclk+200

-

-

-

-

1624/fclk

-

Units

kHz

kHz

%

µs

ns

µs

ns

ms

ms

s

ns

ns

s

ns

ns

s

ns

s

DS125F1

5

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