CS5509-ASZ datasheet(5/23 Pages) CIRRUS

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CS5509

DS125F2

3.3V SWITCHING CHARACTERISTICS (T

A = 25 °C; VA+ = 5V ±10%; VD+ = 3.3V ±5%; Input

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

Parameter

Symbol

Min

Typ

Max

Unit

Master Clock Frequency

Internal Oscillator

External Clock

XIN

fclk

30.0

32.768

53.0

330

kHz

Master Clock Duty Cycle

Rise Times

Any Digital Input

(Note 10)

Any Digital Output

trise

1.0

µs

Fall Time

Any Digital Input

(Note 10)

Any Digital Output

tfall

1.0

µs

Start-Up

Power-On Reset Period

(Note 11)

tres

-10-

Oscillator Start-up Time

XTAL = 32.768 kHz (Note 12)

tosu

-500-

Wake-up Period

(Note 13)

twup

1800/fclk

-s

Calibration

CONV Pulse Width (CAL = 1)

(Note 14)

tccw

100

CONV and CAL High to Start of Calibration

tscl

2/fclk+200

Start of Calibration to End of Calibration

tcal

3246/fclk

-s

Conversion

CONV Pulse Width

tcpw

100

CONV High to Start of Conversion

tscn

2/fclk+200

Set Up Time

BP/UP stable prior to DRDY falling

tbus

82/fclk

Hold Time

BP/UP stable after DRDY falls

tbuh

Start of Conversion to End of Conversion

(Note 15)

tcon

1624/fclk

-s

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