PCF2128T 데이터 시트보기 (PDF) - Philips Electronics

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PCF2128T

Integrated RTC / TCXO / Crystal

Philips Electronics 

NXP Semiconductors

PCF2128

Real time clock / calendar

3. Quick reference data

Table 1. Quick reference data

VDD = 1.8 to 5.5 V; VSS = 0 V; Tamb = −40 to +85 °C unless otherwise specified.

Symbol Parameter

Conditions

VDD

supply voltage

IDD

supply current

interface active

fSCL = 6.5 MHz

fSCL = 1.0 MHz

interface inactive (fSCL = 0 kHz)

timekeeping and power management

configuration, CLKOUT disabled;

VDD = 5.0 V

VDD = 3.0 V

interface inactive (fSCL = 0 kHz)

timekeeping configuration; Tamb = +25 °C

VDD = 5.0 V

fSCL

Δf / f

Tamb

Tstg

SCL clock frequency

frequency stability

(fo = 32.768 kHz)

ambient temperature

storage temperature

VDD = 3.0 V

Tamb = −40 to +85 °C

Tamb = −20 to +70 °C

operating

4. Ordering information

Min Typ Max Unit

1.8 -

5.5 V

-

-

800 μA

-

-

200 μA

-

2700 -

nA

-

2100 -

nA

-

850 -

nA

-

450 -

nA

0

-

6.5 MHz

-

±5

-

ppm

-

±3

±5

ppm

−40 -

+85 °C

−65 -

+150 °C

Table 2: Ordering information

Type number Topside

mark

Package

Name Description

PCF2128T / 1 PCF2128T SO20 plastic thin shrink small outline package; 20 leads; body width 4.4mm

Version

SOT163-1

PCF2128_SDS_0

Preliminary [short] data sheet

Rev. 00.03 — 4 June 2007

© NXP B.V. 2007. All rights reserved.

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