TPS65921 Datasheet, PDF (30/58 Pages) Texas Instruments – Power Management and USB Single Chip

TPS65921
SWCS048F – MARCH 2010 – REVISED MARCH 2012
VRTC.OUT
VINT.IN
VINTANA1.OUT
VINTANA2.OUT
VDAC.IN
VDAC.OUT
VINTDIG.OUT
VMMC1.OUT
VBAT.USB
VUSB.3P1
VINTUSB1P8.OUT
VINTUSB1P5.OUT
TESTV1
TESTV2
TEST
AVSS1
AVSS2
AVSS3
AVSS4
VBUS
DP/UART3.RXD
DN/UART3.TXD
ID
UCLK
STP/GPIO.9
DIR/GPIO.10
NXT/GPIO.11
DATA0/UART4.TXD
DATA1/UART4.RXD
DATA2/UART4.RTSI
DATA3/UART4.CTSO/
GPIO.12
DATA4/GPIO.14
DATA5/GPIO.3
DATA6/GPIO.4
DATA7/GPIO.5
CP.IN
CP.GND
Table 13. Terminal/Pin Functions (continued)
B5
Power
A7
Power
D1
Power
A2
Power
C1
Power
E1
Power
B7
Power
A1
Power
K6
Power
L6
Power
J6
Power
J5
Power
H2
Analog
C9
Analog
D3
VDDIO/DGND
Digital
F3
AGND
Power
H6
AGND
Power
F9
AGND
Power
A4
AGND
Power
K5
Power
L7
Analog
L8
Analog
J7
VDDIO/DGND
Digital
D6
VDDIO/DGND
Digital
E6
VDDIO/DGND
Digital
A5
VDDIO/DGND
Digital
C5
VDDIO/DGND
Digital
B6
VDDIO/DGND
Digital
C6
VDDIO/DGND
Digital
C7
VDDIO/DGND
Digital
VRTC internal LDO
O
regulator output (internal
use only)
I
VINTDIG LDO input
VINTANA1 internal LDO
O
regulator output (internal
use only)
VINTANA2 internal LDO
O
regulator output (internal
use only)
I
VDAC/VINTANA1/VINTAN2
LDO input
O
VDAC LDO regulator output
VINTDIG internal LDO
O
regulator output (internal
use only)
O
VMMC1 LDO regulator
output
I
VINTUSBiP5,VINTUSB1P8,
VUSB.3P1 input regulator
O
VUSB.3P1 LDO regulator
output
O
VUSB1P8 LDO regulator
output (internal use only)
O
VUSB1P5 LDO regulator
output (internal use only)
IO
Analog test pin 1
IO
Analog test pin 2
IO
Selection between JTAG
mode and application mode
I/O
Analog ground
I/O
Analog ground
I/O
Analog ground
I/O
Analog ground
VBUS power rail
I/O
USB differential data line
I/O
USB differential data line
I/O
USB ID
I/O
HS USB Clock
I/O
HS USB Stop
I/O
HS USB Direction
I/O
HS USB Next
I/O
HS USB Data0
I/O
HS USB Data1
I/O
HS USB Data2
D7
VDDIO/DGND
Digital
I/O
HS USB Data3
F8
VDDIO/DGND
Digital
I/O
HS USB Data4
F11
VDDIO/DGND
Digital
I/O
HS USB Data5
E8
VDDIO/DGND
Digital
I/O
HS USB Data6
D9
VDDIO/DGND
Digital
I/O
HS USB Data7
L4
Power
I/O
Charge pump input voltage
J3
Power Gnd
I/O
Charge pump ground
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PD
NO
PD
PD
NO
PD
PD
PD
NO
PD
PD
PD
NO
NO
PD
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
30
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