MAX14578E_12 Datasheet, PDF (9/23 Pages) Maxim Integrated Products – USB Battery Charger Detectors

MAX14578E/MAX14578AE
USB Battery Charger Detectors
PIN
MAX14578E
MAX14578AE
TQFN-EP WLP TQFN-EP WLP
14
B2
—
—
15
C2
15
C2
—
—
—
—
Pin/Bump Description (continued)
NAME
FUNCTION
SCL
I²C Serial-Clock Input. Connect SCL to an external pullup
resistor.
TD-
USB Transceiver D- Connection
Exposed Pad (TQFN Only). EP is internally connected to
EP
GND. Connect to a large ground plane to maximize thermal
performance. Not intended as an electrical connection point.
MAX14578E Functional Diagram/Typical Application Circuit
V_CC
ID
USB
TRANSCEIVER D-
D+
TD-
TD+
VIO
INT
SCL
PROCESSOR _SDA
INT
SCL
SDA
BAT
1µF
MAX14578E
VB
1µF
CD-
CD+
USB CHARGER DETECTION
CONTROL
LOGIC
CE1 CE2
GND
VIO
VIO
VBUS
D-
D+
MICRO-B
USB
CONNECTOR
ID
GND
AUDIO CODEC/
AMPLIFIER
BATTERY
PMIC/
CHARGER
Maxim Integrated
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