Low EMI Clock Generator

MDS 5814 A

5

Revision 020204

Integrated Circuit Systems, Inc.

525 Race Street, San Jose, CA 95126

tel (408) 297-1201

www.icst.com

MK5814

DC Electrical Characteristics

Unless stated otherwise, VDD = 3.3 V ±10%, Ambient Temperature 0 to +85

°C

AC Electrical Characteristics

Unless stated otherwise, VDD = 3.3 V ±10%, Ambient Temperature 0 to +85

° C, C

Note 1: Spread is enabled.

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Operating Voltage

VDD

3.0

3.3

3.63

V

Supply Current

IDD

No load, at 3.3 V, Fin=12 MHz

23

25

mA

No load, at 3.3 V, Fin=24 MHz

30

mA

No load, at 3.3 V, Fin=32 MHz

35

mA

Input High Voltage

0.85VDD

VDD

VDD

V

Input Middle Voltage

0.4VDD

0.5VDD

0.6VDD

V

Input Low Voltage

0.0

0.0

0.15VDD

V

Output High Voltage

2.4

V

Output High Voltage

2.0

V

Output Low Voltage

0.4

V

1.2

V

Input Capacitance

S0, S1, FRSEL pins

4

6

pF

X1, X2 pins

6

9

pF

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input Clock Frequency

4

32

MHz

Output Clock Frequency

16

128

MHz

Input Clock Duty Cycle

Time above VDD/2

40

60

%

Output Clock Duty Cycle

Time above 1.5 V

45

50

55

%

Fin=16 MHz, Fout=32 MHz

250

380

ps

Fin=32 MHz, Fout=128 MHz

250

380

ps

Output Rise Time

FSEL=M, 0.4 to 2.4 V

0.8

2.2

ns

FSEL=1,0; 0.4 to 2.4 V

2.0

5.0

ns

Output Fall Time

FSEL=M, 0.4 to 2.4 V

0.8

2.2

ns

FSEL=1,0; 0.4 to 2.4 V

2.0

4.4

ns

EMI Peak Frequency Reduction

8 to 16

dB