參數(shù)資料
型號(hào)： TPS65055RSMR
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： 1.8 A DUAL SWITCHING CONTROLLER, 2475 kHz SWITCHING FREQ-MAX, PQCC32
封裝： 4 X 4 MM, GREEN, PLASTIC, QFN-32
文件頁(yè)數(shù)： 17/41頁(yè)
文件大小： 1276K
代理商： TPS65055RSMR
SLVS844 – SEPTEMBER 2008.......................................................................................................................................................................................... www.ti.com
MIN
MAX
UNIT
t(BUF)
Bus free time
1300
ns
PGOODZ. Register Address: 01h (read only)
PGOODZ
B7
B6
B5
B4
B3
B2
B1
BO
Bit name and function
discharge
DVM
PGOODZ
VDCDC1
VDCDC2
LDO1
LDO2
LDO3
LDO4
Set by signal
PGOODZ
VDCDC1
VDCDC2
LDO1
LDO2
LDO3
LDO4
Default value loaded
PGOOD
by:
VDCDC1
VDCDC2
LDO1
LDO2
LDO3
LDO4
Read/write
R
Bit 7
discharge:
0 = Indicates that the comparator input voltage is below the 1 V threshold.
1 = Indicates that the comparator input voltage is above the 1 V threshold.
Bit 6
DVM:
0 = Indicates that the voltage of DCDC2 is not changing
1 = Indicates that a voltage change of DCDC2 is ongoing
Bit 5
PGOODZ VDCDC1:
0 = Indicates that the VDCDC1 converter output voltage is within its nominal range.
1 = Indicates that the VDCDC1 converter output voltage is below its target regulation voltage or is
disabled.
Bit 4
PGOODZ VDCDC2:
0 = Indicates that the VDCDC2 converter output voltage is within its nominal range.
1 = Indicates that the VDCDC2 converter output voltage is below its target regulation voltage or is
disabled.
Bit 3
PGOODZ LDO1:
0 = Indicates that the LDO1 output voltage is within its nominal range.
1 = Indicates that the LDO1 output voltage is below its target regulation voltage or is disabled.
Bit 2
PGOODZ LDO2:
0 = Indicates that the LDO2 output voltage is within its nominal range.
1 = Indicates that LDO2 output voltage is below its target regulation voltage or is disabled.
Bit 1
PGOODZ LDO3:
0 = Indicates that the LDO3 output voltage is within its nominal range.
1 = Indicates that the LDO3 output voltage is below its target regulation voltage or is disabled.
Bit 0
PGOODZ LDO4:
0 = Indicates that the LDO4 output voltage is within its nominal range.
1 = Indicates that the LDO4 output voltage is below its target regulation voltage or is disabled.
REG_CTRL. Register Address: 02h (read/write)
Default Value: 00h
REG_CTRL
B7
B6
B5
B4
B3
B2
B1
BO
Bit name and function
RST
DPD
DCDC1
DCDC2
LDO1
LDO2
LDO3
LDO4
ENABLE
Default
0
Set by signal
Default value loaded by:
UVLO
Read/write
R/W
24
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s): TPS65055
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