CY24713

Absolute Maximum Conditions

Parameter

Description

Min

Max

Unit

VDD

Supply Voltage

–0.5

7.0

V

T

Storage Temperature[2]

–65

125

°C

S

 

 

 

 

TJ

Junction Temperature

–

125

°C

 

Digital Inputs

VSS – 0.3

VDD + 0.3

V

 

Digital Outputs referred to VDD

VSS – 0.3

VDD + 0.3

V

 

Electrostatic Discharge

–

2000

V

 

 

 

 

 

 

Analog Input

–0.5

7.0

V

 

 

 

 

 

Pullable Crystal Specifications

 

 

 

Parameter

Description

Condition

Min

Typ.

Max

Unit

FNOM

Nominal crystal frequency

Parallel resonance, funda-

–

27

–

MHz

 

 

mental mode, AT cut

 

 

 

 

CLNOM

Nominal load capacitance

 

–

14

–

pF

R1

Equivalent series resistance (ESR)

Fundamental mode

–

–

25

Ω

R3/R1

Ratio of third overtone mode ESR to fundamen-

Ratio used because typical R1

3

–

–

 

 

tal mode ESR

values are much less than the

 

 

 

 

 

 

maximum spec.

 

 

 

 

DL

Crystal drive level

No external series resistor as-

–

0.5

2.0

mW

 

 

sumed

 

 

 

 

F3SEPHI

Third overtone separation from 3*FNOM

High side

300

–

–

ppm

F3SEPLO

Third overtone separation from 3*FNOM

Low side

–

–

–150

ppm

C0

Crystal shunt capacitance

 

–

–

7

pF

C0/C1

Ratio of shunt to motional capacitance

 

180

–

250

 

C1

Crystal motional capacitance

 

14.4

18

21.6

pF

Recommended Operating Conditions

Parameter

Description

Min

Typ.

Max

Unit

VDD

Operating Voltage

3.135

3.3

3.465

V

TA

Ambient Temperature

0

–

70

°C

CLOAD

Max. Load Capacitance

–

–

15

pF

tPU

Power up time for all VDDs to reach minimum specified voltage (power

0.05

–

500

ms

 

ramps must be monotonic)

 

 

 

 

DC Electrical Characteristics

 

 

 

 

Parameter

Description

Conditions

Min

Typ.

Max

Unit

IOH

Output High Current

VOH = VDD – 0.5, VDD = 3.3V

12

24

–

mA

IOL

Output Low Current

VOL = 0.5, VDD = 3.3V

12

24

–

mA

CIN

Input Capacitance

 

–

–

7

pF

IIZ

Input Leakage Current

 

–

5

–

μA

fΔXO

VCXO pullability range

 

±150

–

–

ppm

VVCXO

VCXO input range

 

0

–

VDD

V

IVDD

Supply Current

 

–

25

30

mA

Note

2. Rated for 10 years

Document #: 38-07396 Rev. *A

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Cypress CY24713 manual Absolute Maximum Conditions, Pullable Crystal Specifications, Recommended Operating Conditions