Advanced Analog Technology, Inc.
ELECTRICAL CHARACTERISTICS, VDD = 3.3V (UNLESS OTHERWISE
SPECIFIED (SEE NOTE 1)
IDLE PERIOD ADJUSTMENT SECTION
PARAMETER
TEST CONTION
MIN TYP MAX UNIT
COSC = 270pF
ROSC = 4.2kΩ , VOE =1.12V
,
tDuty
Maximum Duty Cycle
75
85
93
%
EA (ERROR AMPLIFIER)
PARAMETER
TEST CONDITION
MIN TYP MAX UNIT
VOE = 0.7V
VDD = 2.6 to 6.5V
VT
VT∆V
Input Threshold Voltage
VT Input Stability
1.249 1.262 1.275
V
mV
2
8
VT Variation with
TC = −20o C to + 85o C
VT∆T
1
%
Temperature
µA
I B
VOS+
VOS−
Input Bias Current
0.1
1.7
0.05 0.20
1.0
1.4
Output Voltage Swing
V
IOS+ VOE = 0.7V
IOS− VOE = 0.7V
Output Sink Current
Output Source Current
3
− 45
20
− 75
mA
µA
AVO
Open-Loop Voltage Gain
70
85
dB
OUTPUT SECTION
PARAMETER
TEST CONDITION
Io = −30mA
Io = +30mA
CL = 1,000pF
TYP MAX UNIT
VOH
VOL
tRISE
High-Level Output Voltage
Low-Level Output Voltage
Rise Time
1.9
2.3
0.8
V
V
1.2
100
100
ns
ns
t FALL CL = 1,000pF
Fall Time
OPERATING CURRENT
PARAMETER
TEST CONDITION
MIN TYP MAX UNIT
IDD−OFF
IDD−ON
Output ”OFF” State
1.3
1.6
mA
mA
Supply Current
ROSC = 4.2kΩ
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