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DA9062 Datasheet(PDF) 27 Page - Renesas Technology Corp

Part # DA9062
Description  PMIC for Applications Requiring up to 8.5 A
PDF  101 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

DA9062 Datasheet(HTML) 27 Page - Renesas Technology Corp

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DA9062
PMIC for Applications Requiring up to 8.5 A
Datasheet
Revision 3.8
15-Feb-2022
CFR0011-120-00
27 of 99
© 2022 Renesas Electronics
5.6
Backup Battery Charger
Unless otherwise noted, the following is valid for TJ = -40 °C to +125 ºC, VSYS = 2.8 V to 5.5 V.
Table 17: Backup Battery Charger Electrical Characteristics
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Backup battery
charging current
ISET_BCHG
VSYS = 3.6 V
VBBAT = 2.5 V
100
Note 1
6000
µA
Charger termination
voltage
VSET_BCHG
VSYS = 3.6 V
1.1
Note 2
3.1
V
Backup battery short
circuit current
ISHORT
VBBAT = 0 V
6.5
mA
Stabilization capacitor
COUT
-55%
470
+35%
nF
Output capacitor ESR
RCOUT_ESR
f > 1 MHz
100
m
Dropout voltage
VDROPOUT
IOUT = 5 mA
150
200
mV
Note 1
Can be set in 100 µA steps from 100 µA to 1000 µA and 1 mA steps from 1 mA to 6 mA via
BCHG_ISET in register BBAT_CONT.
Note 2
Can be set in 100/200 mV steps via BCHG_VSET in register BBAT_CONT.
5.7
32 kHz Crystal Oscillator
Unless otherwise noted, the following is valid for TJ = -40 °C to +125 ºC, VSYS = 2.8 V to 5.5 V.
Table 18: 32 kHz Crystal Oscillator Electrical Characteristics
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Supply voltage
VDDRTC
Derived from VBBAT or
VDDCORE
1.5
2.75
V
Oscillator frequency
fOSC
32.768
kHz
Clock jitter
Cycle to cycle 1000 cycles
20
ns
Crystal ESR
RXTAL
50
100
k
Crystal CAP
CXTAL
2
pF
Start-up time
tSTART
VDDRTC = 1.5 V to 2.75 V
0.5
2
s
Bypass Mode
Input frequency
fIN
-5%
32
+5%
kHz
Input duty cycle
DC
40%
60%
XTAL_IN
Input high voltage
VIH
RTC_EN = 0
1.8
VSYS
V
RTC_EN = 1
VBBAT < VSYS
1.1
RTC_EN = 1
VBBAT > VSYS
0.7 * VBBAT
VBBAT
XTAL_OUT
Input low voltage
VIL
RTC_EN = 0
-0.3
0.6
V
RTC_EN = 1
VBBAT < VSYS
0.4
RTC_EN = 1
VBBAT > VSYS
0.2 * VBBAT
Input slew rate
SR
2 pF input capacitance
0.1
V/ns



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