ICS9248-99

Electrical Characteristics - CPU

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

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Output Impedance

RosP2B

Vo = Voo*(0.5)

13.5

45

Q

Output Impedance

RosN2B

Vo = Voo*(0.5)

13.5

45

Q

Output High Voltage

VoH2B

loH = -1 mA

2

V

Output Low Voltage

VoL2B

loL= 1 mA

0.4

V

Output High Current

loH2B

VoH @MIN= 1.0V

-27

mA

VoH@MAX= 2.375V

-27

Output Low Current

lol2B

Vol @MIN= 1.2V

27

mA

VoL@MAX= 0.3V

30

Rise Time

tr2B

VoL= 0.4 V, VoH = 2.0 V

0.4

1.1

1.6

ns

Fall Time

tf2B

VoH = 0.4 V, VoL= 2.0 V

0.4

1.1

1.6

ns

d12B

Vr = 1.25 V CPUMHz < 133

45

49

55

%

Duty Cycle

d12B

Vr = 1.25 V CPUMHz =133

40

44

50

%

d12B

Vr = 1.25 V CPUMHz >133

45

51

55

%

Skew

tsk2B

Vr = 1.25 V

30

175

ps

ticvc-cvc

Vr = 1.25 V fCPu = fSDRAM

120

250

ps

Jitter

Vr = 1.25 V

tjcyc-cyc

CPU/SDRAM=133/100

330

350

ps

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

Electrical Characteristics - 3V66

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

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Output Impedance

RosP1

Vo = VDD*(0.5)

12

55

Q

Output Impedance

RosN1

Vo = VDD*(0.5)

12

55

Q

Output High Voltage

VoH1

loH = -1 mA

2.4

V

Output Low Voltage

VoL1

loL= 1 mA

0.55

V

Output High Current

loH1

VoH@

MIN= 1.0 V

-33

mA

VoH@

MAX = 3.135 V

-33

mA

Output Low Current

lou

VoL@ MIN= 1.95 V

30

mA

VoL@ MAX= 0.4

38

mA

Rise Time

tr1

VoL= 0.4 V, VoH = 2.4

0.4

1.4

1.9

ns

Fall Time

tf1

VoH = 2.4 V, VoL= 0.4 V

0.4

1.3

1.6

ns

Duty Cycle

d11

Vr = 1.5 V

45

48

55

%

Skew

tsk1

Vr = 1.5 V

30

175

ps

Jitter

ticvc-cvc

Vr = 1.5 V

270

500

ps

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

0314C-----09/18/03

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