CS5504 datasheet(5/24 Pages) CIRRUS

5 / 24 page

3.3V SWITCHING CHARACTERISTICS (TA = TMIN to TMAX; VA+ = 5V ± 10%; VD+ = 3.3V ±

5%; VA- = -5V

± 10%; Input Levels: Logic 0 = 0V, Logic 1 = VD+; CL = 50 pF.) (Note 2)

Parameter

Symbol

Min

Typ

Max

Units

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 9)

Any Digital Output

trise

1.0

µs

Fall Times:

Any Digital Input

(Note 9)

Any Digital Output

tfall

1.0

µs

Start-Up

Power-On Reset Period

(Note 10)

tres

-10

Oscillator Start-up Time

XTAL = 32.768 kHz (Note 11)

tosu

500

Wake-up Period

(Note 12)

twup

1800/fclk

-s

Calibration

CONV Pulse Width (CAL=1)

(Note 13)

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

Set Up Time

A0 to CONV High

tsac

Hold Time

A0 after CONV High

thca

100

CONV Pulse Widh

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 14)

tcon

1624/fclk

-s

CS5504

DS126F1

CS5504

DS126F2

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