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參數資料
型號: TPS65910RSLT
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: POWER SUPPLY SUPPORT CKT, PQCC48
封裝: 6 X 6 MM, 0.40 MM PITCH, GREEN, PLASTIC, VQFN-48
文件頁數: 25/86頁
文件大小: 534K
代理商: TPS65910RSLT
PRODUCTPREVIEW
SWCS046-016
SCLSR_EN1
VDIG1
1.2 V
VPLL
1.8 V
SCLSR_EN2
NRESPWON
TdVEN
TdEN
Switch-on sequence
Swtich-off sequence
Device on
TdEN
TdSOFF2
TdEN
Low-power mode
SWCS046-017
SCLSR_EN2
VDD2/VFB2
VDD1/VFB1
1.2 V
SCLSR_EN1
NRESPWON
Low-power mode
PFM (pulse skipping) mode
Switch-on sequence
Swtich-off sequence
Device on
PWM mode
SW1
TdOEN
0 V
TdVDDEN
TdOEN
TdEN
3.3 V
TdVDDEN
TdSOFF2
TdEN
www.ti.com
SWCS046A – MARCH 2010 – REVISED MAY 2010
Table 4. Device Turn-on Voltage with Rising Input Voltage, Timing Characteristics (continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
3 ×
tdbVMBHI: VMBHI rising-edge debouncing
tCK32k =
s
delay
94
tdOINT: INT1 Power On pulse duration after
1
s
VMBHI high-level (debounced) event
tdONPWHOLD: delay to set high PWRHOLD
tPDINT1
signal or DEV_ON control bit after
ms
NRESPWON released to keep on the
tDSONT
supplies
= 984
Power supplies state control though the SCLSR_EN1 and SDASR_EN2 signals.
Figure 7. LDO Type Supplies State Control Though SCLSR_EN1 and SCLSR_EN2
NOTE
Register setting: VDIG1_EN1 = 1, VPLL_EN2 = 1, and VPLL_KEEPON = 1
Figure 8. VDD1 and VDD2 Supplies State Control Though SCLSR_EN1 and SCLSR_EN2
NOTE
Register setting: VDD2_EN2 = 1, VDD1_EN1 = 1, VDD1_KEEPON = 1, VDD1_PSKIP =
0, and SEL[6:0] = hex00 in VDD2_SR_REG
Copyright 2010, Texas Instruments Incorporated
31
Product Folder Link(s): TPS65910
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