COP888CF datasheet(7/44 Pages) NSC

Part #	COP888CF

Description	8-Bit CMOS ROM Based Microcontrollers with 4k Memory and A/D Converter

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Manufacturer	NSC [National Semiconductor (TI)]

Direct Link	http://www.national.com

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AC Electrical Characteristics

0˚C

≤ T

A ≤ +70˚C unless otherwise specified

Parameter

Conditions

Min

Typ

Max

Units

Instruction Cycle Time (t

c)

Crystal, Resonator

4V

≤ V

CC ≤ 6V

1

DC

µs

2.5V

≤ V

CC < 4V

2.5

DC

µs

R/C Oscillator

4V

≤ V

CC ≤ 6V

3

DC

µs

2.5V

≤ V

CC < 4V

7.5

DC

µs

Inputs

t

SETUP

4V

≤ V

CC ≤ 6V

200

ns

2.5V

≤ V

CC < 4V

500

ns

t

HOLD

4V

≤ V

CC ≤ 6V

60

ns

2.5V

≤ V

CC < 4V

150

ns

Output Propagation Delay (Note 9)

R

L = 2.2k, CL = 100 pF

t

PD1,tPD0

SO, SK

4V

≤ V

CC ≤ 6V

0.7

µs

2.5V

≤ V

CC < 4V

1.75

µs

All Others

4V

≤ V

CC ≤ 6V

1

µs

2.5V

≤ V

CC < 4V

2.5

µs

MICROWIRE Setup Time (t

UWS)20

ns

MICROWIRE Hold Time (t

UWH)56

ns

MICROWIRE Output Propagation Delay (t

UPD)

220

ns

Input Pulse Width

Interrupt Input High Time

1

t

c

Interrupt Input Low Time

1

t

c

Timer Input High Time

1

t

c

Timer Input Low Time

1

t

c

Reset Pulse Width

1

µs

Note 9: The output propagation delay is referenced to the end of the instruction cycle where the output change occurs.

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COP888CF Datasheet(PDF) 7 Page - National Semiconductor (TI)

COP888CF Datasheet(HTML) 7 Page - National Semiconductor (TI)

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