MC13181 View Datasheet(PDF) - Motorola => Freescale
Part Name
Description
Manufacturer
MC13181 Datasheet PDF : 18 Pages
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Pin Function Descriptions
Table 5. Pin Function Description (Continued)
Pin
Symbol/
Type
Description
12
S_OR
S_OR, OR Output
Equivalent Internal Circuit
12
Notes
referenced
to VCC2
13 3.0/3.3_EN 3.0/3.3_EN, LDO_3.0/
3.3 Enable
same as pin 11
14 3.0/3.3_SEL 3.0/3.3_SEL, Input logic same as pin 11
control for 3.0 or 3.3 V
from LDO_3.0/3.3
15 RESET_B RESET_B, Reset Push- same as pin 6
Pull Output
16 SHUTDOWN SHUTDOWN_B, Single same as pin 10
_B
Pin Master Disable
17
2.65_EN 2.65_EN, LDO_2.65
Enable
same as pin 11
18
1.85_EN 1.85_EN, LDO_1.85
Enable
same as pin 11
19 VOUT1.85 VOUT1.85 Regulator,
LDO_1.85, 1.85 V, 30
mA Output,
VCC2
Vref
19
Cext
ESD
90 k
200 k
high =
enable
high = 3.0 V,
low =
3.3 V
referenced
to VLDO_1.85
Low = IC
Shutdown
high =
enable
high =
enable
Bypass with
low ESR
1.0 µF
tantalum
capacitor
[Note 1]
20
AGND2
AGND2 Ground, Analog Ground
Ground
Tie to
ground
21
HYSSEL HYSSEL, Input logic
same as pin 10
control for Comparator
Hysteresis
Low =
hysteresis
enabled,
High =
hysteresis
disabled
22
DETECT DETECT, Comparator same as pin 6
Push-Pull Output
referenced
to VLDO_1.85
NOTES: 1. All capacitors are assumed to be low ESR tantalum. De-rating factor on capacitance value is assumed to be -20% to 10% over all
cases of tolerance and temperature.
2. Contact assignments are subject to change.
MOTOROLA
MC13181 Advance Information
11
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