LC5824, LC5823, LC5822
Continued from preceding page.
Parameter
Symbol
Conditions and applicable pins
[Output Voltage]
LCD drive method: 1/3 bias
(doubler)
VDD2
VDD = 1.35 V, fopg = 32.768 kHz, C1 to C3 = 0.1 µF
Figure 2
(tripler)
VDD3
VDD = 1.35 V, fopg = 32.768 kHz, C1 to C3 = 0.1 µF
Figure 2
LCD drive method: 1/2 bias
(doubler)
VDD2
VDD = 1.35 V, fopg = 32.768 kHz, C1 to C2 = 0.1 µF
Figure 3
[Current Drain (with the backup flag cleared)]
LCD drive method: 1/3 bias
| IDD |
VDD = 1.5 V, In halt mode, C1 to C3 = 0.1 µF, CI = 25 kΩ,
Figure 2, Co = Cg = 20 pF, 32.768 kHz Xtal
LCD drive methods other than
1/3 bias
| IDD |
VDD = 1.5 V, In halt mode, C1 = C2 = 0.1 µF, CI = 25 kΩ,
Figure 3, Co = Cg = 20 pF, 32.768 kHz Xtal
Oscillator start voltage
| Vstt |
Co = Cg = 20 pF, CI = 25 kΩ, Figure 3,
32.768 kHz Xtal
Oscillator hold voltage
| VHOLD |
VBAK = VDD1, CI = 25 kΩ, Figures 2 and 3
Co = Cg = 20 pF, 32.768 kHz Xtal
Oscillator start time
Tstt
VDD = 1.35 V, CI = 25 kΩ, Figure 4,
Co = Cg = 20 pF, 32.768 kHz Xtal
Oscillator correction capacitance
10P XC
20P XTOUT
Ratings
min
typ
2.5
3.75
2.5
3.5
2.0
1.3
8
10
16
20
Unit
max
V
V
V
µA
µA
1.35 V
1.65 V
10 sec
12 pF
24 pF
No. 5944-15/24