ICS932S202 查看數據表（PDF） - Integrated Circuit Systems

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ICS932S202

Frequency Timing Generator for Differential PIII Type Dual-CPU Systems

Integrated Circuit Systems 

ICS932S202

Electrical Characteristics - CPU_CSCLK

TA = 0 - 70°C; VDD = 3.3 V +/-5%, VDDL = 2.5V +/- 5 %; CL = 20 pF (unless otherwise stated).

PARAMETER

SYMBOL

CONDITIONS

MIN TYP

Output High Voltage VOH2B IOH = -12 mA

Output Low Voltage

VOL2B IOL = 12 mA

Output High Current

IOH2B

VOH = 1.7 V

Output Low Current

IOL2B

VOL = 0.7 V

Rise Time

Fall Time

Duty Cycle

tr2B1

tf2B1

dt2B1

VOL = 0.4 V, VOH = 2.0 V

VOH = 2.0 V, VOL = 0.4 V

VT = 1.25 V

Skew

Cpu_CS0:1 VT=1.25 to 1.5V @ all frequency

Jitter, Cycle-to-cycle tjcyc-cyc2B1 VT = 1.25 V

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

2

2.3

0.3

-35

19

26

0.4 0.9

0.4 0.8

45

54

34

119

MAX

0.4

-19

1.6

1.6

55

175

250

UNITS

V

V

mA

mA

ns

ns

%

ps

ps

Electrical Characteristics - IOAPIC

TA = 0 - 70°C; VDD = 3.3 V +/-5%, VDDL = 2.5 V +/-5%; CL = 20 pF (unless otherwise stated)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP

Output High Voltage VOH4B IOH = -12.0 mA

Output Low Voltage

VOL4B IOL = 12 mA

Output High Current

IOH4B

VOH = 1.7 V

Output Low Current

Rise Time

Fall Time

Duty Cycle

Skew

Jitter, Cycle-to-cycle

IOL4B

tr4B1

tf4B1

dt4B1

tsk4B1

tjcyc-cyc4B1

VOL = 0.7 V

VOL = 0.4 V, VOH = 2.0 V

VOH = 2.0 V, VOL = 0.4 V

VT = 1.25 V

VT = 1.25 V

VT = 1.25 V

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

2

2.3

0.31

-33

19

27

0.5 1.8

0.5 1.8

45 49.3

95

112

MAX

0.4

-19

2

2

55

250

500

UNITS

V

V

mA

mA

ns

ns

%

ps

0600A—08/04/03

10

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