P89LPC985 datasheet(77/85 Pages) NXP

Part #	P89LPC985

Description	8-bit microcontroller with accelerated two-clock 80C51 core, 4 kB/8 kB wide-voltage byte-erasable flash with 10-bit ADC

PDF	85 Pages

Scroll/Zoom	100%

Manufacturer	NXP [NXP Semiconductors]

Direct Link	http://www.nxp.com

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77 / 85 page

P89LPC980_982_983_985_2

Preliminary data sheet

Rev. 02 — 8 February 2010

77 of 85

NXP Semiconductors

P89LPC980/982/983/985

8-bit microcontroller with accelerated two-clock 80C51 core

12.2 ADC electrical characteristics

Table 18.

ADC electrical characteristics

VDD = 2.4 V to 5.5 V, unless otherwise specified.

Tamb = −40 °Cto+85 °C for industrial applications, unless otherwise specified.

All limits valid for an external source impedance of less than 10 k

Ω.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VDDA(ADC)

ADC analog supply voltage

VSSA

analog ground voltage

VIA

analog input voltage

VSS − 0.4 -

VDD +0.4

Cia

analog input capacitance

differential linearity error

±1LSB

EL(adj)

integral non-linearity

±1LSB

offset error

±2LSB

gain error

±1LSB

Eu(tot)

total unadjusted error

±2LSB

MCTC

channel-to-channel matching

±1LSB

ct(port)

crosstalk between port inputs

0 kHz to 100 kHz

−60

SRin

input slew rate

100

V/ms

Tcy(ADC)

ADC clock cycle time

111

2000

tADC

ADC conversion time

ADC enabled

13Tcy(ADC)

μs

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