P89C51BA datasheet(3/39 Pages) PHILIPS

3 / 39 page

Philips Semiconductors

Product data

89C51/89C52/89C54/89C58

80C51 8-bit microcontroller family

4K/8K/16K/32K Flash

2002 Jan 15

FEATURES

• 80C51 Central Processing Unit

• On-chip FLASH Program Memory

• Speed up to 33 MHz

• Fully static operation

• RAM expandable externally up to 64 kbytes

• 4 interrupt priority levels

• 6 interrupt sources

• Four 8-bit I/O ports

• Full-duplex enhanced UART

– Framing error detection

– Automatic address recognition

• Three 16-bit timers/counters T0, T1 (standard 80C51) and

additional T2 (capture and compare)

• Power control modes

– Clock can be stopped and resumed

– Idle mode

– Power down mode

• Programmable clock out

• Second DPTR register

• Asynchronous port reset

• Low EMI (inhibit ALE)

• Wake up from power down by an external interrupt

ORDERING INFORMATION

Type number

Package

Temperature

Voltage

Frequency

4K Flash

version

8K Flash

version

16K Flash

version

32K Flash

version

Name

Description

Version

Range3 (

°C)

Range (V)

(MHz)

P89C51BA

P89C52BA

P89C54BA

P89C58BA

PLCC44

plastic leaded chip

carrier; 44 leads

SOT187-2

0 to +70

0 to 33

P89C51BP1

P89C51BN2

P89C52BP1

P89C52BN2

P89C54BP1

P89C54BN2

P89C58BP1

P89C58BN2

DIP40

plastic dual in-line

package; 40 leads

SOT129-1

0 to +70

0 to 33

P89C51BBD

P89C52BBD

P89C54BBD

P89C58BBD

LQFP44

plastic low profile quad

flat package; 44 leads;

body 10 x 10 x 1.4 mm

SOT389-1

0 to +70

0 to 33

NOTES:

1. Philips (except North America) Part Order Number

2. Philips North America Part Order Number. Note that parts will be marked “P89C5xBP”, respectively (x = 1, 2, 4, 8)

3. Industrial temperatures will be released with P89C5xX2 devices (see separate data sheet)

PART NUMBER DERIVATION

Device number (P89C5x)

Temperature range

Package

P89C51

P89C52

P89C54

P89C58

B = 0

_C to 70 _C

BD = LQFP

A = PLCC

P = PDIP

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