參數(shù)資料
型號(hào)： TWL2214CAPFB
廠商： TEXAS INSTRUMENTS INC
元件分類： 電源管理
英文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP48
封裝： PLASTIC, TQFP-48
文件頁數(shù)： 34/39頁
文件大?。?/td> 583K
代理商： TWL2214CAPFB
TWL2214CA
POWER SUPPLY MANAGEMENT IC AND
LiIon BATTERY CHARGE CONTROL
SLVS321A – OCTOBER 2001 – REVISED JANUARY 2002
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME
GQE NO.
PFB NO.
I/O
DESCRIPTION
ADCIN1
J8
23
I
ADC input
ADCIN2
J7
22
I
ADC input
AGND
C4, D3,
D4, E3, E4
8
I/O
Regulator 1 ground
BGRF
J4
17
I/O
Band gap output bypass capacitance
CD1
F1
9
I/O
XRST output delay adjustment capacitance
CD2
A5
42
I/O
Regulator 1 off delay adjustment capacitance
CE
A8
I
Clock enabled
CLK
B5
41
I
I2C/SPI bus serial clock input
CONT
H6
21
I
Regulator 6 is always on after power up except when CONT = H; regulator 6 is
enabled through I2C interface.
CT
B9
35
I/O
External oscillator timing cap
DATA
A6
40
I/O
I2C/SPI bus serial address/data input output; this is a bidirectional terminal.
DGND
A4
43
I/O
Digital ground
GND
C8, G2
12, 34
I/O
Ground
GND2
H4
16
I/O
Ground for VREG2, VREG3, VREG4, and VREG5
GND3
B2
48
I/O
Ground for vibrator, LED, and ringer
IL0
B1
1
O
160-mA LED driver output
IL1
C2
2
O
20-mA LED driver output
IL2
C1
3
O
10-mA LED driver output
IRQ
B8
36
O
Interrupt signal for external controller regarding to charger start/stop action
ISENSE
E9
31
I
Current sense input for charger function
PSH
B6
39
I
Power hold signal from controller
PWRKIN
A7
38
I
Power-up start
PWRKOUT
B7
37
O
Power-up signal for CPU
REF
H9
25
O
Voltage reference during charge cycle, 3 V, IO = 3 mA
RINGIN
A2
47
I/O
Input for ring driver
RINGOUT
B3
46
O
Ring driver output
RPRE
C9
33
I/O
Precharge current sense resistor
SEL
D2
4
I
Input for vibrator output voltage change
TS
H8
24
I
Battery temperature sense input voltage
VBAT
G8
26
I/O
Battery voltage sense input or output for precharge, wakeup
VCHG
D9
32
I
DC voltage input for charger
VDD
F8
28
I
Device dc supply feedback for charger function
VDD1
D1
5
I
Device dc supply input and regulator 1 input
VDD2
G1
11
I
Input to regulator 6
VDD3
J2
14
I
Input for regulators 2 and 3
VDD4
J5
19
I
Input for regulators 4 and 5
VDD5
A3
45
I
Input for vibrator, PN diode connection of ringer
VG
E8
30
O
Gate control of an external P-FET for charger regulation
VG2
F9
29
O
Gate control of an external P-FET for battery blockage
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TWL2214CAPFBR 制造商:Rochester Electronics LLC 功能描述:POWER SUPPLY MANAGEMENT IC:LION - Bulk 制造商:Texas Instruments 功能描述:CHGR LI-ION/LI-POL 150MA 2.8V 48TQFP - Tape and Reel
TWL2217CGGMR 制造商:Texas Instruments 功能描述:
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TWL3016B2ZQW 制造商:Texas Instruments 功能描述:
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