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STW4510 データシート(PDF) 11 Page - STMicroelectronics

部品番号 STW4510
部品情報  2 step-down DC/DC converters / 5 LDO power management
PDF  57 Pages
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STW4510 データシート(HTML) 11 Page - STMicroelectronics

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Obsolete
Product(s)
- Obsolete
Product(s)
STw4510
Ball information
11/57
F3
Pwren
DI (VddIO voltage)
pull up 1.5M
Ω
Sleep mode from main processor
G3
SCL
DI (VddIO voltage) I2C clock interface
F4
SDA
DI (VddIO voltage) I2C data interface
C3
Clk32k_In
DI (VddIO voltage)
pull up 1.5M
Ω
32KHz clock input
Step down DC/DC conversers & voltage regulators
A3, B3
Vbat_vscd2
VDDA
Vsdc2 step down DC/DC input power supply
converter
A1, B1
Gnd_Vsdc2
VSSA
Vsdc2 step down DC/DC ground converter
A2, B2
Vlx_Vsd2
AIO (Vbat)
Vsdc2 step down DC/DC output converter
B4
Vsdc2
AO (Vbat)
Vsdc2 step down DC/DC feedback converter
E6, E7
Vbat_vscd1
VDDA
Vsdc1 step down DC/DC input power supply
converter
C6, C7
Gnd_Vsdc1
VSSA
Vsdc1 step down DC/DC ground converter
D6, D7
Vlx_Vsd1
AIO (Vbat)
Vsdc1 step down DC/DC output converter
D5
Vsdc1
AO (Vbat)
Vsdc1 step down DC/DC feedback converter
A7
Vbat_Vana1_Vana3
VDDA
Vana1 & Vana3 low drop input supply
regulator
B7
Vana3
AO (Vbat)
Vana3 low drop output supply regulator
A5
Vdig
AO (Vbat)
Vdig low drop output supply regulator
A6
Vbat_Vdig
VDDA
Vdig low drop input supply regulator
B6
Vana1
AO (Vbat)
Vana1 low drop output supply regulator
G5
Vbat_Vana2
VDDA
Vana2 low drop input supply regulator
G4
Vana2
AO (Vbat)
Vana2 low drop output supply regulator
G1
Vbat-Vmmc
VDDA
Vmmc low drop input supply regulator
G2
Vmmc
AO (Vbat)
Vmmc low drop output supply regulator
Voltage selection
E4
Vana1_sel<0>
DI (Vbat)
Vana1 voltage selection
F5
Vana2_sel<0>
DI (Vbat)
Vana2 voltage selection
F6
Vana3_sel<0>
DI (Vbat)
Vana3 voltage selection
Other balls (connected to ground)
C1
Reserved
Connected to ground
E2
Reserved
Connected to ground
E5
Reserved
Connected to ground
Table 4.
STw4510 ball description for the 4 mm x 4 mm package (continued)
Ball
Ball name
Ball type
Description



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