TPS65950 Datasheet, PDF (23/166 Pages) Texas Instruments – Integrated Power Management/Audio Codec Silicon Revision 1.0

TPS65950
www.ti.com
Ball[1]
Pin
Name[2]
A/D
[3]
GPIO17
D
C5 BT.PCM.VDX
D
DIG.MIC.CLK1
D
A2 RFID.EN
D
Integrated Power Management/Audio Codec
SWCS032A – OCTOBER 2008 – REVISED DECEMBER 2008
Table 2-1. Ball Characteristics (continued)
Type[4]
Reference Level
RL[5]
PU[6] (kΩ)
Min[7] Typ[8] Max[9] Min
I/O
IO_1P8
I/O
IO_1P8
75
100
202
59
O
IO_1P8
O
VMMC2.OUT
PD[6] (kΩ)
Typ
Max
100
144
Buffer
Strength
(mA)[10]
2.3 Signal Description
Table 2-2 lists the signals on the TPS65950; some signals are available on multiple pins.
Module
Signal
Name
ADC
Charger
GPIOs/
JTAG
START.
ADC
ADCIN0
ADCIN1
ADCIN2
VCCS
VAC
VBATS
PCHGAC
PCHGUSB
VPRECH
BCIAUTO
ICTLUSB1
ICTLUSB2
ICTLAC1
ICTLAC2
VBAT
GPIO0/CD1
JTAG.TDO
GPIO1/CD2
JTAG.TMS
GPIO2
Test1
GPIO15
Test2
GPIO16
PWM0
Test3
GPIO17
VIBRA.SYNC
PWM1
Test4
START.ADC
Table 2-2. Signal Description
Description
Type⁽¹⁾ Ball
Configuration By Default After Reset
Released
Signal
Type⁽¹⁾
Internal
Pull or Not
Unused
Features⁽²⁾
Battery type
I/O
H4 ADCIN0
I
GND
Battery temperature
I/O
J3 ADCIN1
I
GND
General-purpose (GP) ADC input
I
G3 ADCIN2
I
GND
Charge current sensing
I
P5 VCCS
I
Cap to GND⁽³⁾
Charge device input voltage
Power
N5 VAC
Power
GND
Charge current sensing
I
P4 VBATS
I
Cap to GND⁽³⁾
ac precharge sense signal. Used
also for EEPROM
I
N4 PCHGAC
I
GND
USB precharge sense signal
I
N6 PCHGUSB
I
GND
Precharge regulator output
O
N2 VPRECH
O
Cap to GND⁽³⁾
Linear charge specific boot mode
I
N1 BCIAUTO
I
GND
USB power device control
O
P6 ICTLUSB1
O
Floating
USB power device control
O
P1 ICTLUSB2
O
Floating
ac power device control
O
N7 ICTLAC1
O
Floating
ac power device control
O
P2 ICTLAC2
O
Floating
Battery voltage sensing
Power
R5 VBAT
Power
VBAT
GPIO0/card detection 1
JTAG test data output
I/O
P12 GPIO0
I/O
I
PD
Floating
GPIO1/card detection 2
JTAG test mode state
I/O
N12 GPIO1
I
I
PD
Floating
GPIO2
I/O
Test1 pin used in test mode only
I/O
L4 GPIO2
I
PD
Floating
GPIO15
I/O
P13 GPIO15
Test2 pin used in test mode only
I/O
I
PD
Floating
GPIO6
I/O
Pulse width driver 0
O
M4 GPIO16
Test3 pin used in test mode only
(controlled by JTAG)
I/O
I
PD
Floating
GPIO17
I/O
Vibrator on-off synchronization
Pulse width driver
I
O
N14 GPIO17
I
PD
Floating
Test4 pin used in test mode only
(controlled by JTAG)
I/O
ADC conversion request
I
J9 START.ADC
I
GND
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Terminal Description
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