OPA1612-Q1_15 Datasheet, PDF (5/31 Pages) Texas Instruments – OPA1612-Q1 SoundPlus High-Performance, Bipolar-Input Audio Operational Amplifier

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OPA1612-Q1
SLOS931A – NOVEMBER 2015 – REVISED NOVEMBER 2015
6.5 Electrical Characteristics: V_S = ±2.25 V to ±18 V
At T_A = 25°C and R_L = 2 kΩ, unless otherwise noted. V_CM = V_OUT = midsupply, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
AUDIO PERFORMANCE
THD+N Total harmonic distortion + noise
G = +1, f = 1 kHz, V_O = 3 V_RMS
0.000015%
–136
SMPTE/DIN two-tone, 4:1 (60 Hz and 7 kHz),
G = +1, V_O = 3 V_RMS
0.000015%
–136
IMD
Intermodulation distortion
DIM 30 (3-kHz square wave and 15-kHz sine
wave), G = +1, V_O = 3 V_RMS
0.000012%
–138
CCIF twin-tone (19 kHz and 20 kHz), G = +1,
V_O = 3 V_RMS
0.000008%
–142
FREQUENCY RESPONSE
G = 100
80
GBW
Gain-bandwidth product
G=1
40
SR
Slew rate
G = –1
27
Full-power bandwidth⁽¹⁾
V_O = 1 V_PP
4
Overload recovery time
G = –10
500
Channel separation (dual)
f = 1 kHz
–130
NOISE
Input voltage noise
f = 20 Hz to 20 kHz
1.2
f = 10 Hz
2
e_n
Input voltage noise density⁽²⁾
f = 100 Hz
1.5
f = 1 kHz
1.1
f = 10 Hz
3
I_n
Input current noise density
f = 1 kHz
1.7
OFFSET VOLTAGE
V_OS
dV_OS/dT
PSRR
Input offset voltage
V_OS over temperature⁽²⁾
Power-supply rejection ratio
INPUT BIAS CURRENT
V_S = ±15 V
T_A = –40°C to +125°C
V_S = ±2.25 V to ±18 V
±100
1
0.1
I_B
Input bias current
V_CM = 0 V
VCM = 0 V, DRG package only
±60
±60
I_B over temperature⁽²⁾
T_A = –40°C to +125°C
I_OS
Input offset current
V_CM = 0 V
±25
INPUT VOLTAGE RANGE
V_CM
CMRR
Common-mode voltage range
Common-mode rejection ratio
INPUT IMPEDANCE
(V–) + 2 V ≤ V_CM ≤ (V+) – 2 V
(V–) + 2
110
120
Differential
20k || 8
Common-mode
10⁹ || 2
(1) Full-power bandwidth = SR / (2π × V_P), where SR = slew rate.
(2) Specified by design and characterization.
MAX UNIT
dB
dB
dB
dB
MHz
MHz
V/μs
MHz
ns
dB
μV_PP
nV/√Hz
nV/√Hz
1.5 nV/√Hz
pA/√Hz
pA/√Hz
±500
4
1
μV
μV/°C
μV/V
±250
nA
±300
nA
350
nA
±175
nA
(V+) – 2
V
dB
Ω || pF
Ω || pF
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