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MC34708 数据表(PDF) 9 Page - Freescale Semiconductor, Inc

部件名 MC34708
功能描述  Power Management Integrated Circuit (PMIC) for i.MX50/53 Families
PDF  159 Pages
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制造商  FREESCALE [Freescale Semiconductor, Inc]
网页  http://www.freescale.com
标志 FREESCALE - Freescale Semiconductor, Inc

MC34708 数据表(HTML) 9 Page - Freescale Semiconductor, Inc

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Analog Integrated Circuit Device Data
9
Freescale Semiconductor
MC34708
Pin Connections
E10
CHRGLEDR
I
Red LED driver
B10
CHRGLEDG
I
Green LED driver
A3
GNDACHRG
GND
Analog ground
A9, B9, C9,
D9
GNDCHRG
GND
Ground
C4
NTCREF
NC
Charger Not supported.
No Connect
B4
BPTHERM
NC
Charger Not supported.
No Connect
IC Core
K3
VCORE
O
Regulated supply for the IC analog core circuitry
J3
VCOREDIG
O
Regulated supply for the IC digital core circuitry
H4
VALWAYS
O
Best of supply between battery and charger input
N1
VCOREREF
O
Main bandgap reference
J4
VDDLP
O
VDDLP reference
L2
GNDCORE
GND
Ground for the IC core circuitry
M2
GNDREF
GND
Ground reference for the IC core circuitry
Switching Regulators
N11, N12,
P12, R12
SW1IN
I
SW1 input
P11, R11
SW1ALX
O
SW1A switch node connection
M10
SW1FB
I
SW1 feedback
P10, R10
GNDSW1A
GND
Ground for SW1A
L9
SW1VSSSNS
GND
SW1 sense
M11
SW1PWGD
O
Powergood signal for SW1
P13, R13
SW1BLX
O
SW1B switch node connection
P14, R14
GNDSW1B
GND
Ground for SW1B
L10
SW1CFG
I
SW1A/B mode configuration
E13, D14,
D15
SW2IN
I
SW2 input
D13, D14,
D15
SW2LX
O
SW2 switch node connection
E12
SW2FB
I
SW2 feedback
C13, C14,
C15
GNDSW2
GND
Ground for SW2
G10
SW2PWGD
O
Powergood signal for SW2
H14, H15
SW3IN
I
SW3 input
G14, G15
SW3LX
O
SW3 switch node connection
G11
SW3FB
I
SW3 feedback
F14, F15
GNDSW3
GND
Ground for SW3
Table 3. MC34708 Pin Definitions (continued)
Pin Number
Pin Name
Pin
Function
Definition



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