Advanced Analog Technology, Inc.
AAT1110
Electrical Characteristics,
V
DD
= 3.3V (Unless Otherwise Specified) (See Note 1)
Oscillator
Parameter
Test Condition
C
OSC
= 270pF,
R
OSC
= 4.2
k
Ω
Min
Typ
Max Unit
Oscillation Frequency
Frequency Variation With
Temperature
Frequency Input Stability
Under-Voltage Protection
Parameter
f
OSC
f
∆
T
f
∆
V
400
500
5
600
kHz
%
%
V
DD
= 2.6V to 6.5V
1
Upper Threshold Voltage
Lower Threshold Voltage
Hysteresis ( V
UPH
– V
UPL
)
V
UPH
V
UPL
V
HYS
Test Condition
T
C
= 25
o
C
Min
Typ
Max Unit
2.12 2.47
1.96 2.28
0.19
2.85
2.63
V
V
V
T
C
= 25
o
C
T
C
= 25
o
C
T
C
=25
o
C
Note1: Typical values of all parameters are specified at
Short Circuit Protection Control
Parameter
Test Condition
Min
Typ
Max Unit
Input Threshold Voltage
Short-Circuit Detect
Threshold Voltage
Charging Current
Soft-Start
Parameter
V
r1
V
tscd
I
SCP
V
SCP
=0V
1.160 1.262 1.360
1.160 1.262 1.360
−
2.15
V
V
−
1.50
−
1.00
µ
A
Charging Current
Voltage at Soft-Start
Completion
Shutdown Control
Parameter
I
CS
V
ts
Test Condition
V
SCP
=0V
Min
−
2.15
Typ
Max Unit
−
1.50
−
1.00
µ
A
1.160 1.262 1.360
V
Test Condition
Min
Typ
Max Unit
Shutdown Enable Voltage
Shutdown Release Voltage
V
SE
V
SR
2.0
0.5
V
V
–
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.
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