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參數資料
| 型號： | TWL2214CAGQER |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PBGA48 |
| 封裝： | MICRO, BGA-48 |
| 文件頁數： | 14/36頁 |
| 文件大小： | 511K |
| 代理商： | TWL2214CAGQER |
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TWL2214CA
POWER
SUPPL
YMANAGEMENT
IC
AND
LiIon
BA
TTER
YCHARGE
CONTROL
SL
VS321A
–
OCT
OBER
2001
–
REVISED
JANUAR
Y
2002
POST
OFFICE
BOX
655303
DALLAS,
TEXAS
75265
21
register map
charger
REGISTER
ADDRESS
(HEX)
D7
(MSB)
D6
D5
D4
D3
D2
D1
D0
(LSB)
PTR: Precharge timer
register
10h
(R/W)
0 = Disable
1 = Enable
00000 = 0 minutes
L
11111 = 136 minutes in 4-minute steps
Don’t care
register
Default
0
CCTR: CC charge timer
register
11h
(R/W)
0 = Disable
1 = Enable
00000 = 0 minutes
L
11111 = 273 minutes in 8-minute steps
Don’t care
register
Default
0
TCTR: Total charge timer
(CC+CV) register
12h
(R/W)
0000 = 0 hours
L
1111 = 15 hours in 1-hour steps
Don’t Care
(CC+CV) register
Default
1
VBOTRH+: Battery over
temperature register at
High+
13h
(R/W)
00h = 0 V
L
FFh = 2 V
High+
Default
00h = 0 V
VBOTRH–: Battery over
temperature register at
High
14h
(R/W)
00h = 0 V
L
FFh = 2 V
High–
Default
00h = 0 V
VBOTRL: Battery over
temperature register at low
15h
(R/W)
00h = 0 V
L
FFh = 2 V
tem erature register at low
Default
00h = 0 V
CSV: Charge current
sensing voltage and
termination current ratio
16h
(R/W)
Sensing voltage
000 = 100 mV
L
101 = 200 mV in 20-mV steps
Termination current ratio
000 = 10%
L
100 = 50% in 10% steps
0 = 4.1 V
1 = 4.2 V
Don’t care
termination current ratio
Default
0
ADBV: Battery voltage
17h
(R)
VABV = 2 V
× 2.5 × Value/256
ADBT: Battery temperature
voltage
18h
(R)
VADBAT = 2 V
× Value/256
ADCIN1: Voltage
19h
(R)
VADCIN1 = 2 V
× Value/256
ADCIN2: Voltage
1Ah
(R)
VADCIN2 = 2 V
× Value/256
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