80C152JA-1 View Datasheet(PDF) - Intel

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80C152JA-1

UNIVERSAL COMMUNICATION CONTROLLER 8-BIT MICROCONTROLLER

Intel 

8XC152JA JB JC JD

MAX Icc (ACTIVE) e (2 24 c FREQ) a 4 16 (Note 6)

MAX Icc (IDLE) e (0 8 c FREQ) a 2 2 (Note 6)

270431 – 7

Figure 5 ICC vs Frequency

EXPLANATION OF THE AC SYMBOLS

Each timing symbol has 5 characters The first char-

acter is always a ‘T’ (stands for time) The other

characters depending on their positions stand for

the name of a signal or the logical status of that

signal The following is a list of all the characters and

what they stand for

P PSEN

Q Output data

R READ signal

T Time

V Valid

W WRITE signal

X No longer a valid logic level

Z Float

A Address

C Clock

D Input data

H Logic level HIGH

I Instruction (program memory contents)

L Logic level LOW or ALE

For example

TAVLL e Time for Address Valid to ALE Low

TLLPL e Time for ALE Low to PSEN Low

9

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