P89LPC901FD datasheet(47/55 Pages) PHILIPS

47 / 55 page

Philips Semiconductors

P89LPC901/902/903

8-bit microcontrollers with two-clock 80C51 core

Product data

Rev. 04 — 21 November 2003

47 of 55

9397 750 12293

12. Comparator electrical characteristics

[1]

This parameter is characterized, but not tested in production.

Fig 21. Shift register mode timing.

Valid

tXLXL

002aaa425

Set TI

Set RI

tXHQX

tQVXH

tXHDV

tXHDX

Clock

Output Data

Write to SBUF

Input Data

Clear RI

Fig 22. External clock timing.

tCHCL

tCLCX

tCHCX

tCLCH

002aaa416

0.2 VDD + 0.9

0.2 VDD - 0.1 V

VDD - 0.5 V

0.45 V

Table 15:

Comparator electrical characteristics

VDD = 2.4 V to 3.6 V, unless otherwise speciﬁed.

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

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VIO

offset voltage comparator inputs

±20

VCR

common mode range comparator inputs

VDD − 0.3

CMRR

common mode rejection ratio

[1]

−50

response time

250

500

comparator enable to output valid

µs

IIL

input leakage current, comparator

0 < VIN <VDD

±10

µA

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