OPA1662_15 Datasheet, PDF (4/32 Pages) Texas Instruments – Low Noise and Distortion, General-Purpose, FET-Input AUDIO OPERATIONAL AMPLIFIERS

OPA1662
OPA1664
SBOS489 – DECEMBER 2011
ELECTRICAL CHARACTERISTICS: V_S = ±15 V (continued)
At T_A = +25°C and R_L = 2 kΩ, unless otherwise noted. V_CM = V_OUT = midsupply, unless otherwise noted.
OPA1662, OPA1664
PARAMETER
CONDITIONS
MIN
TYP
POWER SUPPLY
V_S
Specified voltage range
±1.5
I_Q
Quiescent current
(per channel)
I_OUT = 0 A
I_OUT = 0 A, T_A = –40°C to +85°⁽⁴⁾
1.5
TEMPERATURE
Specified range
–40
Operating range
–55
(4) Specified by design and characterization.
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MAX
UNIT
±18
V
1.8
mA
2
mA
+85
°C
+125
°C
ELECTRICAL CHARACTERISTICS: V_S = +5 V
At T_A = +25°C and R_L = 2 kΩ, unless otherwise noted. V_CM = V_OUT = midsupply, unless otherwise noted.
OPA1662, OPA1664
PARAMETER
CONDITIONS
MIN
TYP
MAX
AUDIO PERFORMANCE
THD+N Total harmonic distortion + noise
G = +1, f = 1 kHz, V_O = 3 V_RMS
0.0001
–120
SMPTE/DIN two-tone, 4:1
(60 Hz and 7 kHz)
0.00004
–128
IMD Intermodulation distortion
G = +1,
V_O = 3 V_RMS
DIM 30
(3-kHz square wave and
15-kHz sine wave)
0.00004
–128
CCIF twin-tone
(19 kHz and 20 kHz)
0.00004
–128
FREQUENCY RESPONSE
GBW Gain-bandwidth product
G = +1
20
SR
Slew rate
G = –1
13
Full power bandwidth⁽¹⁾
V_O = 1 V_P
2
Overload recovery time
G = –10
1
Channel separation (dual and quad) f = 1 kHz
–120
NOISE
e_n
Input voltage noise
f = 20 Hz to 20 kHz
3.3
f = 1 kHz
3.3
Input voltage noise density
f = 100 Hz
5
f = 1 kHz
1
I_n
Input current noise density
f = 100 Hz
2
OFFSET VOLTAGE
V_OS
Input offset voltage
PSRR Power-supply rejection ratio
INPUT BIAS CURRENT
V_S = ±1.5 V to ±18 V
V_S = ±1.5 V to ±18 V, T_A = –40°C to +85°⁽²⁾
V_S = ±1.5 V to ±18 V
±0.5
±1.5
2
8
1
3
I_B
Input bias current
I_OS
Input offset current
INPUT VOLTAGE RANGE
V_CM = 0 V
V_CM = 0 V
600
1200
±25
±100
V_CM
Common-mode voltage range
CMRR Common-mode rejection ratio
(V–) +0.5
86
(V+) – 1
100
INPUT IMPEDANCE
Differential
170 || 2
Common-mode
600 || 2.5
UNIT
%
dB
%
dB
%
dB
%
dB
MHz
V/μs
MHz
μs
dB
μV_PP
nV/√Hz
nV/√Hz
pA/√Hz
pA/√Hz
mV
μV/°C
μV/V
nA
nA
V
dB
kΩ || pF
MΩ || pF
(1) Full-power bandwidth = SR/(2π × V_P), where SR = slew rate.
(2) Specified by design and characterization.
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