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HM8521 Datasheet(PDF) 3 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

Part # HM8521
Description  3.4關A, 90kHz, RRIO CMOS Operational Amplifiers
PDF  12 Pages
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Manufacturer  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
Direct Link  http://www.hmsemi.com/
Logo HMSEMI - Shenzhen Huazhimei Semiconductor Co., Ltd

HM8521 Datasheet(HTML) 3 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

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Electrical Characteristics
3
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
INPUT CHARACTERISTICS
VOS
Input offset voltage
-4.2
±0.5
+4.2
mV
over Temperature
-4.5
+4.5
VOS TC
Offset voltage drift
over Temperature
2
μV/
℃
IB
Input bias current
120
pA
over Temperature
800
IOS
Input offset current
1pA
VCM
Common-mode voltage
range
VS––0.3
VS++0.3
V
CMRR
Common-mode rejection
ratio
VCM = 0.05V to 3.5V
80
102
dB
over Temperature
70
VCM = VS––0.1 to VS++0.1 V
72
88
over Temperature
60
AVOL
Open-loop voltage gain
VO = 0.05 to 3.5 V
90
110
dB
over Temperature
82
RIN
Input resistance
100
GΩ
CIN
Input capacitance
Differential
2.0
pF
Common mode
3.5
OUTPUT CHARACTERISTICS
VOH
High output voltage swing
VS+–6
mV
VOL
Low output voltage swing
6mV
ISC
Short-circuit current
Source current through 10Ω
52
mA
Sink current through 10Ω
41
DYNAMIC PERFORMANCE
GBW
Gain bandwidth product
f = 1kHz
90
kHz
ΦM
Phase margin
CL = 100pF
66
°
SR
Slew rate
G = +1, CL = 100pF, VO = 1.5V to 3.5V
0.04
V/μs
tS
Settling time
To 0.1%, G = +1, 2V step
51
μs
To 0.01%, G = +1, 2V step
55
NOISE PERFORMANCE
Vn
Input voltage noise
f = 0.1 to 10 Hz
12
μVP-P
en
Input voltage noise
density
f = 10kHz
90
nV/√Hz
POWER SUPPLY
VS
Operating supply voltage
2.3
5.5
V
PSRR
Power supply rejection
ratio
VS = 2.7V to 5.5V, VCM < VS+ − 2V
80
102
dB
over Temperature
75
VS =5.0V, TA =+25℃,VCM =VS /2, VO =VS /2, and RL = 10kΩ connected to VS /2, unless otherwise noted.
Boldface limits apply over the specified temperature range, TA = −40 to +125 ℃.
HM8521, HM8522, HM8524
3.4μA, 90kHz, RRIO CMOS Operational Amplifiers



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