PCF2129AT/1,512 NXP Semiconductors, PCF2129AT/1,512 Datasheet - Page 57

• Manufacturer Part Number: PCF2129AT/1,512
• Description: IC REAL TIME CLK/CALENDAR 20SOIC
• Manufacturer: NXP Semiconductors
• Type: Clock/Calendar/Alarmr

Specifications of PCF2129AT/1,512

• Package / Case: 20-SOIC (7.5mm Width)
• Date Format: YY-MM-DD-dd
• Time Format: HH:MM:SS (12/24 hr)
• Interface: I²C, SPI
• Voltage - Supply: 1.8 V ~ 4.2 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Function: Clock, Alarm, Watchdog, Timestamp
• Supply Voltage (max): 4.2 V
• Supply Voltage (min): 1.8 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: I2C, SPI
• Supply Current: 800 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-4960-5; 935288599512

NXP Semiconductors
Table 53.
V
[1]
[2]
PCF2129A_2
Product data sheet
Symbol
f
Δf/f
Δf
Δf/ΔV
o
DD
xtal
= 1.8 V to 4.2 V; V
±1 ppm corresponds to a time deviation of ±0.0864 seconds per day.
Not production tested. Effects of reflow solder not included (see
/f
xtal
Parameter
output frequency
frequency stability
relative crystal frequency variation
frequency variation with voltage
Frequency characteristics
12.2 Frequency characteristics
SS
= 0 V; T
Fig 41. Characteristic of frequency with respect to temperature
Frequency
stability
(1) Temperature compensated frequency.
(2) Uncompensated typical tuning-fork crystal frequency.
(ppm)
amb
−40
−80
40
0
−40
= +25
(1)
All information provided in this document is subject to legal disclaimers.
°
± 10 ppm
C, unless otherwise specified.
(2)
−20
Conditions
on pin CLKOUT;
V
COF[2:0] = 000;
AO[3:0] = 1000
V
crystal aging, first year;
V
on pin CLKOUT
DD
DD
DD
T
T
and
T
Rev. 02 — 7 May 2010
amb
amb
amb
or V
or V
or V
= −15 °C to +60 °C
= −25 °C to −15 °C
= +60 °C to +65 °C
BAT
BAT
BAT
0
Ref. 3
= 3.3 V;
= 3.3 V
= 3.3 V
“AN10857”).
20
± 5 ppm
Integrated RTC, TCXO and quartz crystal
40
[1]
[1]
[2]
Min
-
-
-
-
-
± 10 ppm
60
Typ
32.768 -
±3
±5
-
±1
Temperature (°C)
PCF2129A
80
© NXP B.V. 2010. All rights reserved.
001aaj650
Max
±5
±10
±3
-
100
Unit
kHz
ppm
ppm
ppm
ppm/V
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