PCF2129AT NXP [NXP Semiconductors], PCF2129AT Datasheet - Page 52

• Manufacturer Part Number: PCF2129AT
• Description: Integrated RTC, TCXO and quartz crystal
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
12. Static characteristics
Table 52.
V
PCF2129A_1
Product data sheet
Symbol
Supplies
V
V
V
V
I
I
Power management
V
V
DD
BAT
DD
DD
BAT
DD(cal)
low
th(sw)bat
th(bat)low
= 1.8 V to 4.2 V; V
Static characteristics
Parameter
supply voltage
battery supply voltage
calibration supply voltage
low voltage
supply current
battery supply current
battery switch threshold
voltage
low battery threshold voltage
SS
= 0 V; T
amb
=
−
40
°
Conditions
interface active
SPI-bus
I
interface inactive (f
CLKOUT disabled (COF[2:0] = 111), one power supply V
(PWRMNG[2:0] = 111), timestamp detection disabled (TSOFF = 1)
CLKOUT enabled at 32 kHz (default), one power supply V
(PWRMNG[2:0] = 111), timestamp detection disabled (TSOFF = 1)
CLKOUT disabled (COF[2:0] = 111), power management functions enabled
(default), timestamp detection enabled (default)
CLKOUT enabled at 32 kHz (default); power management functions enabled
(default), timestamp detection enabled (default)
V
V
2
C to +85
DD
BAT
C-bus
f
f
f
V
V
V
V
V
V
V
V
V
V
V
V
SCL
SCL
SCL
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
active;
= 3.0 V
Rev. 01 — 13 January 2010
= 6.5 MHz
= 1.0 MHz
= 1.0 MHz
= 2.0 V
= 3.3 V
= 4.2 V
= 2.0 V
= 3.3 V
= 4.2 V
= 2.0 V
= 3.3 V
= 4.2 V
= 2.0 V
= 3.3 V
= 4.2 V
°
C, unless otherwise specified.
SCL
= 0 Hz)
[1]
Integrated RTC, TCXO and quartz crystal
Min
1.8
1.8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Typ
-
-
3.3
1.2
-
-
-
500
700
800
600
850
1050
1800
2150
2350
1900
2300
2600
50
2.5
2.5
PCF2129A
DD
DD
Max
4.2
4.2
-
-
800
200
200
-
1500
-
-
-
-
-
-
3500
-
-
-
100
-
-
© NXP B.V. 2010. All rights reserved.
[2]
Unit
V
V
V
V
μA
μA
μA
nA
nA
nA
nA
nA
nA
nA
nA
nA
nA
nA
nA
nA
V
V
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