P87C554 datasheet(64/77 Pages) PHILIPS

64 / 77 page

Philips Semiconductors

Product data

P87C554

80C51 8-bit microcontroller – 12 clock operation

16K/512 OTP/RAM, 8 channel 10-bit A/D, I2C, PWM,

capture/compare, high I/O

2002 Mar 25

DC ELECTRICAL CHARACTERISTICS

VSS, AVSS = 0 V

SYMBOL

PARAMETER

TEST CONDITIONS

LIMITS

UNIT

SYMBOL

PARAMETER

TEST CONDITIONS

MIN

MAX

UNIT

IDD

Supply current operating

See notes 1 and 2

fOSC = 16 MHz

IID

Idle mode

See notes 1 and 3

fOSC = 16 MHz

IPD

Power-down current

See notes 1 and 4;

2 V < VPD < VDD max

µA

Inputs

VIL

Input low voltage, except EA, P1.6, P1.7

–0.5

0.2VDD–0.1

VIL1

Input low voltage to EA

–0.5

0.2VDD–0.3

VIL2

Input low voltage to P1.6/SCL, P1.7/SDA5

–0.5

0.3VDD

VIH

Input high voltage, except XTAL1, RST

0.2VDD+0.9

VDD+0.5

VIH1

Input high voltage, XTAL1, RST

0.7VDD

VDD+0.5

VIH2

Input high voltage, P1.6/SCL, P1.7/SDA5

0.7VDD

6.0

IIL

Logical 0 input current, ports 1, 2, 3, 4, except P1.6, P1.7

VIN = 0.45 V

–50

µA

ITL

Logical 1-to-0 transition current, ports 1, 2, 3, 4, except P1.6, P1.7

See note 6

–650

µA

±IIL1

Input leakage current, port 0, EA, STADC, EW

0.45 V < VI < VDD

µA

±IIL2

Input leakage current, P1.6/SCL, P1.7/SDA

0 V < VI < 6 V

0 V < VDD < 5.5 V

µA

±IIL3

Input leakage current, port 5

0.45 V < VI < VDD

µA

±IIL4

Input leakage current, ports 1, 2, 3, 4 in high impedance mode

0.45 V < Vin < VDD

µA

Outputs

VOL

Output low voltage, ports 1, 2, 3, 4, except P1.6, P1.7

IOL = 1.6mA7

0.4

VOL1

Output low voltage, port 0, ALE, PSEN, PWM0, PWM1

IOL = 3.2mA7

0.4

VOL2

Output low voltage, P1.6/SCL, P1.7/SDA

IOL = 3.0mA7

0.4

VOH

Output high voltage, ports 1, 2, 3, 4, except P1.6/SCL, P1.7/SDA

VCC = 2.7 V

VCC – 07

IOH = –20 µA

VCC – 0.7

VCC = 4.5

VCC – 07

IOH = –30 µA

VCC – 0.7

VOH1

Output high voltage (port 0 in external bus mode, ALE, PSEN,

PWM0, PWM1)8

VCC = 2.7 V

IOH = –3.2mA

VCC – 0.7

VOH2

Output high voltage (RST)

–IOH = 400 µA

2.4

–IOH = 120 µA

0.8VDD

RRST

Internal reset pull-down resistor

225

Ω

CIO

Pin capacitance

Test freq = 1 MHz,

Tamb = 25°C

Analog Inputs

AVDD

Analog supply voltage:

87C5549

AVDD = VDD±0.2 V

2.7

5.5

AIDD

Analog supply current: operating:

Port 5 = 0 to AVDD

1.2

AIID

Idle mode:

87C554

µA

AIPD

Power-down mode:

87C554

2 V < AVPD < AVDD max

µA

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