PCF2128_SDS_0

© NXP B.V. 2007. All rights reserved.

Preliminary [short] data sheet

Rev. 00.03 — 4 June 2007

2 of 10

NXP Semiconductors

PCF2128

Real time clock / calendar

3.

Quick reference data

4.

Ordering information

Table 1.

Quick reference data

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

supply voltage

1.8

-

5.5

V

supply current

interface active

-

-

800

μA

-

-

200

μA

timekeeping and power management

configuration, CLKOUT disabled;

-

2700

-

nA

-

2100

-

nA

+25 °C

-

850

-

nA

-

450

-

nA

SCL clock frequency

0

-

6.5

MHz

Δf / f

frequency stability

= 32.768 kHz)

−40 to +85 °C-

±5-

ppm

−20 to +70 °C-

±3

±5ppm

ambient temperature

operating

−40

-

+85

°C

storage temperature

−65

-

+150

°C

Table 2:

Ordering information

Type number Topside

mark

Package

Name

Description

Version

PCF2128T / 1 PCF2128T

SO20

plastic thin shrink small outline package; 20 leads; body width 4.4mm

SOT163-1