P83CE558EBBSLASHYYY datasheet(67/72 Pages) PHILIPS

Numer części	P83CE558EBB/YYY

Szczegółowy opis	Single-chip 8-bit microcontroller

PDF	72 Pages

Scroll/Zoom	100%

Producent	PHILIPS [NXP Semiconductors]

Strona internetowa	http://www.nxp.com

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67 / 72 page

Philips Semiconductors

Preliminary specification

P83CE558/P80CE558/P89CE558

Single-chip 8-bit microcontroller

1996 Aug 06

tCLKL

tHIGH

Figure 57. External Clock Drive waveform

VIH1

0.8V

tCLK

VIH1

0.8V

tCLKH

tCLKR

tCLKF

2.4 V

0.45 V

2.0 V

0.8 V

NOTE:

Figure 58. AC Testing Input/Output

2.4 V

NOTE:

Figure 59. AC Testing, Float Waveform

AC inputs during testing are driven at 2.4V for a logic ‘HIGH’ and 0.45V for a logic

‘LOW’. Timing measurements are made at 2.0 V for a logic ‘HIGH’ and 0.8 V for a

logic ‘LOW’.

2.4 V

0.45 V

Float

2.0 V

0.8 V

2.0 V

0.8 V

Test Points

2.0 V

0.8 V

sources 400

mA at the voltage test levels.

The float state is defined as the point at which a port 0 pins sinks 3.2 mA or

tPXIZ

Figure 60. External Program Memory Read Cycle

ALE

PSEN

PORT 0

PORT 2

A8–A15

A0–A7

tAVLL

tPXIX

tLLAX

INSTR IN

tPLIV

tLHLL

tPLPH

tLLIV

tPLAZ

tLLPL

tAVIV

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