12

ICS94201

0428B - 11/28/05

Electrical Characteristics - CPU

TA = 0 - 70º C; VDDL = 2.5 V +/-5%; CL = 10 - 20 pF (unless otherwise stated)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Output Impedance

1

RDSP2B

Vo=VDD*(0.5)

13.5

15

45

Ω

Output Impedance

1

RDSN2B

Vo=VDD*(0.5)

13.5

16.5

45

Ω

Output High Voltage

VOH2B

IOH = -1 mA

2

2.48

V

Output Low Voltage

VOL2B

IOL = 1 mA

0.04

0.4

V

VOH@MIN = 1 V

-60

-27

VOH@MAX = 2.375V

-27

-7

VOL@MIN = 1.2 V

27

63

VOL@MAX =0.3V

20

30

Rise Time

1

tr2B

VOL = 0.4 V, VOH = 2.0 V

0.4

1

1.6

ns

Fall Time

1

tf2B

VOH = 2.0 V, VOL = 0.4 V

0.4

1

1.6

ns

Duty Cycle

1

dt2B

VT = 1.25 V

45

50

55

%

Skew

1

tsk2B

VT = 1.25 V

30

175

ps

VT = 1.25 V, CPU 66, SDRAM 100

300

350

CPU 100, SDRAM 100

240

250

CPU 133, SDRAM 100

400

500

CPU 133, SDRAM 133

300

350

1Guaranteed by design, not 100% tested in production.

Jitter, Cycle-to-cycle

1

tjcyc-cyc2B

ps

mA

mA

Output High Current

IOH2B

Output Low Current

IOL2B

Electrical Characteristics - 3V66

TA = 0 - 70C; VDD = 3.3 V +/-5%; CL = 10-30 pF (unless otherwise specified)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Output Impedance

1

RDSP1

VO = VDD*(0.5)

12

55

Ω

Output Impedance

1

RDSN1

VO = VDD*(0.5)

12

55

Ω

Output High Voltage

VOH1

IOH = -1 mA

2.4

V

Output Low Voltage

VOL1

IOL = 1 mA

0.55

V

VOH @ MIN = 1.0 V

-33

VOH @ MAX = 3.135 V

-33

VOL @ MIN = 1.95 V

30

VOL @ MAX = 0.4 V

38

Rise Time

1

tr1

VOL = 0.4 V, VOH = 2.4 V

0.4

1

1.6

ns

Fall Time

1

tf1

VOH = 2.4 V, VOL = 0.4 V

0.4

0.9

1.6

ns

Duty Cycle

1

dt1

VT = 1.5 V

45

49

55

%

Skew

1

tsk1

VT = 1.5 V

35

175

ps

Jitter, Cycle-to-cycle

1

tjcyc-cyc1

VT = 1.5 V

220

500

ps

1Guaranteed by design, not 100% tested in production.

Output High Current

Output Low Current

mA

mA

IOH1

IOL1