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PCF2131 датащи(PDF) 62 Page - NXP Semiconductors

номер детали PCF2131
подробное описание детали  Nano-power highly accurate RTC with integrated quartz crystal
PDF  85 Pages
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производитель  NXP [NXP Semiconductors]
домашняя страница  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCF2131 датащи(HTML) 62 Page - NXP Semiconductors

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NXP Semiconductors
PCF2131
Nano-power highly accurate RTC with integrated quartz crystal
aaa-042113
1
2
3
4
5
6
0
400
800
1200
1600
2000
VDD (V)
IDD
IDD
(nA)
(nA)
CLKOUT off
CLKOUT off
CLKOUT enabled at 32 kHz
CLKOUT enabled at 32 kHz
a. PWRMNG[2:0] = 111; TSOFF = 1; Tamb = 25 °C; TS input floating
aaa-042114
1
2
3
4
5
6
0
400
800
1200
1600
2000
VDD (V)
IDD
IDD
(nA)
(nA)
CLKOUT off
CLKOUT off
CLKOUT enabled at 32 kHz
CLKOUT enabled at 32 kHz
b. PWRMNG[2:0] = 000; TSOFF = 0; Tamb = 25 °C; TS input floating
Figure 38. IDD as a function of VDD
9.2 Frequency characteristics
VDD = 1.2 V to 5.5 V; VSS = 0 V; Tamb = +25 °C, unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fo
output frequency
on pin CLKOUT;
VDD = 3.3 V;
COF[2:0] = 000;
AO[3:0] = 1000
-
32.768
-
kHz
VDD or VBAT = 3.3 V, Tamb =
-40 °C to +85 °C
TC_DIS = 0
[1] [2] -8
±3
+8
ppm
Δf/f
time accuracy
TC_DIS = 1
[1] [2] -200
+4
ppm
Table 90. Frequency characteristics
PCF2131
All information provided in this document is subject to legal disclaimers.
© 2023 NXP B.V. All rights reserved.
Product data sheet
Rev. 2.0 — 5 October 2023
62 / 85



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