MC34708VK View Datasheet(PDF) - Freescale Semiconductor
Part Name
Description
Manufacturer
MC34708VK Datasheet PDF : 159 Pages
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Pin Connections
Table 3. MC34708 Pin Definitions (continued)
Pin Number Pin Name
Pin
Function
Definition
E10
CHRGLEDR
I
Red LED driver
B10
CHRGLEDG
I
Green LED driver
A3
GNDACHRG
GND Analog ground
A9, B9, C9,
D9
C4
GNDCHRG
NTCREF
GND
NC
Ground
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
P11, R11
M10
P10, R10
L9
M11
P13, R13
P14, R14
L10
SW1IN
SW1ALX
SW1FB
GNDSW1A
SW1VSSSNS
SW1PWGD
SW1BLX
GNDSW1B
SW1CFG
I
O
I
GND
GND
O
O
GND
I
SW1 input
SW1A switch node connection
SW1 feedback
Ground for SW1A
SW1 sense
Powergood signal for SW1
SW1B switch node connection
Ground for SW1B
SW1A/B mode configuration
E13, D14,
D15
SW2IN
I
SW2 input
D13, D14,
D15
E12
SW2LX
SW2FB
O
SW2 switch node connection
I
SW2 feedback
C13, C14,
C15
G10
H14, H15
G14, G15
G11
F14, F15
GNDSW2
SW2PWGD
SW3IN
SW3LX
SW3FB
GNDSW3
GND
O
I
O
I
GND
Ground for SW2
Powergood signal for SW2
SW3 input
SW3 switch node connection
SW3 feedback
Ground for SW3
MC34708
9
Analog Integrated Circuit Device Data
Freescale Semiconductor
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