RV-8523 Datasheet, PDF (48/57 Pages) MICORO CRYSTAL SWITZERLAND – Real Time Clock

Micro Crystal
Real Time Clock / Calendar Module
RV-8523
14.DC CHARACTERISTICS
V_DD = 1.2 V to 5.5 V; V_SS = 0 V; T_AMB = -40°C to +85°C; f_OSC = 32.768 kHz; unless otherwise specified
PARAMETER
SYMBOL CONDITIONS
MIN.
TYP.
MAX.
Power Supply Voltage
For clock data integrity
I²C bus inactive
1.2
-
5.5
Supply voltage
VDD
I²C bus active
1.6
-
5.5
Slew rate
Battery supply voltage
Power Supply Current
Current consumption
I²C bus active
Current consumption¹⁾
I²C bus inactive (fSCL = 0 Hz)
Interrupts disabled
CLKOUT disabled
Power management fct. disabled
(PM[2:0] = 111)
TAMB = 25°C
Current consumption¹⁾
I²C bus inactive (fSCL = 0 Hz)
Interrupts disabled
CLKOUT disabled
Power management fct. disabled
(PM[2:0] = 111)
TAMB = -40 to +85°C
Current consumption²⁾
I²C bus inactive (fSCL = 0 Hz)
Interrupts disabled
CLKOUT enabled (32.768 kHz)
Power management fct. enabled
(PM[2:0] = 000)
TAMB = 25°C
Current consumption²⁾
I²C bus inactive (fSCL = 0 Hz)
Interrupts disabled
CLKOUT enabled (32.768 kHz)
Power management fct. enabled
(PM[2:0] = 000)
TAMB = -40 to +85°C
Battery leakage current
Power Management
Battery switch threshold voltage
SR
VBACKUP
IDD
IDDO
IDDO
IDD32k
IDD32k
IL(bat)
Vth(sw)bat
Power management
function active
Of VDD
Power management
function active
fSCL = 1000 kHz
VDD = 3.0 V
fSCL = 100 kHz
VDD = 3.0 V
VDD = 3.0 V
VDD = 2.0 V
VDD = 2.0 to 5.0 V
VBACKUP or VDD = 3.0 V
VBACKUP or VDD = 2.0 to
5.0 V
VDD active;
VBACKUP = 3.0 V
1.8
-
1.8
-
-
-
-
-
-
-
-
2.28
-
5.5
-
+/-0.5
-
5.5
100
200
50
100
130
180
110
160
-
500
1200
-
-
3600
50
100
2.5
2.7
UNIT
V
V
V
V/ms
V
µA
µA
nA
nA
nA
nA
nA
nA
V
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