AAT3686IRN-4.2-T1 Advanced Analog Technology, Inc., AAT3686IRN-4.2-T1 Datasheet - Page 18

• Manufacturer Part Number: AAT3686IRN-4.2-T1
• Description: USB Port/AC Adapter Lithium-Ion/Polymer Battery Charger
• Manufacturer: Advanced Analog Technology, Inc.

Data Timing
The system microcontroller should assert an active
low data request pulse for minimum duration of
200ns; this is specified by the SQ
ing the rising edge of the end of the data request
18
Number
10
11
12
13
14
15
16
17
18
19
20
21
22
23
1
2
3
4
5
6
7
8
9
AAT3686
Control
Status
DATA Report Status
Chip Over-Temperature Shutdown
Battery Temperature Fault
Over-Voltage Turn Off
Not Used
ADP Watchdog Time-Out in Battery Condition Mode
ADP Battery Condition Mode
ADP Watchdog Time-Out in Constant Current Mode
ADP Thermal Loop Regulation in Constant Current Mode
ADP Constant Current Mode
ADP Watchdog Time-Out in Constant Voltage Mode
ADP Constant Voltage Mode
ADP End of Charging
USBH Battery Condition Mode
USBH Charge Reduction in Constant Current Mode
USBH Constant Current Mode
USBH Constant Voltage Mode
USBH End of Charging
USBL Battery Condition Mode
USBL Charge End of Charging Reduction in Constant Current Mode
USBL Constant Current Mode
USBL Constant Voltage Mode
USBL End of Charging
Data Report Error
OUT
IN
PULSE
Figure 4: Data Pin Application Circuit.
Table 4: Serial Data Report Table.
. Upon sens-
DATA Pin
1.8V to 5.0V
Lithium-Ion/Polymer Battery Charger
R
PULL_UP
pulse, the AAT3686 status data control will reply the
data word back to the system microcontroller after a
delay defined by the data report time specification
T
pulses will be defined by the T
DATA(RPT)
. The period of the following group of data
GPIO
USB Port/AC Adapter
μP GPIO
IN
Port
OUT
DATA
specification.
3686.2006.10.1.9