參數(shù)資料
型號： PCF2128
廠商： NXP Semiconductors N.V.
英文描述： Integrated RTC / TCXO / Crystal
中文描述： 集成RTC /溫補/水晶
文件頁數(shù)： 2/10頁
文件大小： 199K
代理商： PCF2128
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.
V
DD
= 1.8 to 5.5 V; V
SS
= 0 V; T
amb
=
40 to
+
85
°
C unless otherwise specified.
Symbol
Parameter
Conditions
V
DD
supply voltage
I
DD
supply current
interface active
f
SCL
= 6.5 MHz
f
SCL
= 1.0 MHz
interface inactive (f
SCL
= 0 kHz)
timekeeping and power management
configuration, CLKOUT disabled;
Quick reference data
Min
1.8
Typ
-
Max
5.5
Unit
V
-
-
-
-
800
200
μ
A
μ
A
V
DD
= 5.0 V
V
DD
= 3.0 V
interface inactive (f
SCL
= 0 kHz)
timekeeping configuration; T
amb
=
+
25
°
C
V
DD
= 5.0 V
V
DD
= 3.0 V
-
-
2700
2100
-
-
nA
nA
-
-
0
-
-
40
65
850
450
-
±
5
±
3
-
-
-
-
6.5
-
±
5
+
85
+
150
nA
nA
MHz
ppm
ppm
°
C
°
C
f
SCL
Δ
f / f
SCL clock frequency
frequency stability
(f
o
=
32.768 kHz)
T
amb
=
40 to
+
85
°
C
T
amb
=
20 to
+
70
°
C
operating
T
amb
T
stg
ambient temperature
storage temperature
Table 2:
Type number Topside
Ordering information
mark
Package
Name
SO20
Description
plastic thin shrink small outline package; 20 leads; body width 4.4mm
Version
SOT163-1
PCF2128T / 1 PCF2128T
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