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AC75 Hardware Interface Description
Strictly confidential / Preliminary
5
Electrical, Reliability and Radio Characteristics
5.1
Absolute Maximum Ratings
The absolute maximum ratings stated in Table 20 are stress ratings under any conditions.
Stresses beyond any of these limits will cause permanent damage to AC75.
Table 20: Absolute maximum ratings
Parameter
Supply voltage BATT+
Voltage at digital pins in POWER DOWN mode
Voltage at digital pins in normal operation
Voltage at analog pins in POWER DOWN mode
Voltage at analog pins, VMIC on
Voltage at analog pins, VMIC off
Voltage at VCHARGE pin
Voltage at CHARGEGATE pin
VUSB_IN
USB_DP, USB_DN
VSENSE
ISENSE
PWR_IND
VDDLP
4
For normal operation the voltage at analog pins with VMIC on should be within the range of 0V to 2.4V and with
VMIC off within the range of -0.25V to 0.25V.
AC75_HD_V00.202
4
4
Page 82 of 120
s
Min
Max
-0.3
5.5
-0.3
0.3
-0.3
3.05
or
VEXT+0.3
-0.3
0.3
-0.3
2.75
-0.3
0.3
-0.3
5.5
-0.3
5.5
-0.3
5.5
-0.3
3.5
5.5
5.5
-0.3
10
-0.3
5.5
Unit
V
V
V
V
V
V
V
V
V
V
V
V
V
V
27.04.2006
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