WM8351GEB/V Wolfson Microelectronics, WM8351GEB/V Datasheet - Page 284

• Manufacturer Part Number: WM8351GEB/V
• Description: Audio CODECs Audio CODEC plus pwr management
• Manufacturer: Wolfson Microelectronics

Specifications of WM8351GEB/V

• Number Of Adc Inputs: 2
• Number Of Dac Outputs: 2
• Conversion Rate: 48 KSPS
• Interface Type: Serial (2-Wire, 3-Wire, 4-Wire)
• Resolution: 12 bit
• Operating Supply Voltage: 3.7 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: BGA
• Minimum Operating Temperature: - 25 C
• Number Of Channels: 2 ADC/2 DAC
• Supply Current: 260 uA
• Thd Plus Noise: - 83 dB
• Audio Codec Type: Stereo
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 8
• No. Of Output Channels: 6
• Adc / Dac Resolution: 24bit
• Adcs / Dacs Signal To Noise Ratio: 95dB
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

REGISTER
WM8351
Register A8h Battery Charger Control 1
REGISTER
w
ADDRESS
ADDRESS
R169 (A9h)
Control 2
Charger
Battery
BIT
13:12
BIT
11:8
15
14
3
2
1
0
CHG_BATT_COLD_MON
CHG_CHIP_TEMP_MON
CHG_BATT_HOT_MON
CHG_TIME[3:0]
CHG_STS[1:0]
CHG_ACTIVE
CHG_PAUSE
CHG_NTC_MON
LABEL
LABEL
DEFAULT
1011
00
0
0
DEFAULT
1
1
1
1
Charger Status.
0 = Battery Charging is inactive
1 = Battery Charging is active
(Note CHG_ENA is just a request; the WM8351
determines if the conditions are satisfied for
Battery Charging).
Default held in metal mask.
0 = Don't pause the charger
1 = Pause charging
Reset by state machine.
00 = Charger off, current set to 0.
01 = In trickle charge mode.
10 = In fast charge mode.
11 = Reserved
Writing to his field set the charge timeout
duration:
0000 = 60min
0001 = 90min
0010 = 120min
0011 = 150min
Protected by security key. Reset by state
machine.
Enable charger battery NTC detection
(some batteries may not need this - turn
off with caution)
0 = Charger ignores NO_NTC detection.
1 = Charger monitors NO_NTC
detection.
Default held in metal mask.
Enable charger battery temperature high
detection (some batteries may not need
this - turn off with caution)
0 = Charger ignores battery temperature
too high.
1 = Charger monitors battery
temperature too high.
Default held in metal mask.
Enable charger battery temperature low
detection (some batteries may not need
this - turn off with caution)
0 = Charger ignores battery temperature
low.
1 = Charger monitors battery
temperature low.
Default held in metal mask.
Enable charger chip temperature
detection (some batteries may not need
this - turn off with caution)
0 = Charger ignores chip temperature
1 = Charger monitors chip temperature
Protected by security key. Default held in
metal mask.
DESCRIPTION
DESCRIPTION
PD, March 2010, Rev 4.2
REFER TO
REFER TO
Production Data
284