OPA1602_15 Datasheet, PDF (3/29 Pages) Texas Instruments – High-Performance, Bipolar-Input AUDIO OPERATIONAL AMPLIFIERS

OPA1602
OPA1604
www.ti.com
SBOS474B – APRIL 2011 – REVISED NOVEMBER 2011
ELECTRICAL CHARACTERISTICS: V_S = ±2.25V to ±18V
At T_A = +25°C and R_L = 2kΩ, unless otherwise noted. V_CM = V_OUT = midsupply, unless otherwise noted.
OPA1602, OPA1604
PARAMETER
CONDITIONS
MIN
TYP
MAX
AUDIO PERFORMANCE
Total Harmonic Distortion + Noise
THD+N
G = +1, f = 1kHz, V_O = 3V_RMS
0.00003
–130
Intermodulation Distortion
IMD
G = +1, V_O = 3V_RMS
SMPTE/DIN Two-Tone, 4:1 (60Hz and 7kHz)
0.00003
–130
DIM 30
(3kHz square wave and 15kHz sine wave)
0.00003
–130
CCIF Twin-Tone (19kHz and 20kHz)
0.00003
–130
FREQUENCY RESPONSE
Gain-Bandwidth Product
GBW
G = +1
35
Slew Rate
SR
G = –1
20
Full Power Bandwidth⁽¹⁾
V_O = 1V_P
3
Overload Recovery Time
G = –10
1
NOISE
Input Voltage Noise
f = 20Hz to 20kHz
2.5
Input Voltage Noise Density
e_n
f = 100Hz
2.5
f = 1kHz
2.5
Input Current Noise Density
I_n
f = 100Hz
2.2
f = 1kHz
1.8
OFFSET VOLTAGE
Input Offset Voltage
vs Power Supply
Channel Separation (Dual and Quad)
V_OS
PSRR
V_S = ±15V
V_S = ±2.25V to ±18V
f = 1kHz
±0.1
±1
0.5
2
-130
INPUT BIAS CURRENT
Input Bias Current
I_B
Input Offset Current
I_OS
INPUT VOLTAGE RANGE
V_CM = 0V
V_CM = 0V
±20
±200
±20
±200
Common-Mode Voltage Range
Common-Mode Rejection Ratio
INPUT IMPEDANCE
V_CM
CMRR
(V–) + 2V ≤ V_CM ≤ (V+) – 2V, V_S ≥ ±5V
(V–) + 2V ≤ V_CM ≤ (V+) – 2V, V_S < ±5V
(V–) + 2
(V+) – 2
114
120
100
110
Differential
20k || 2
Common-Mode
10⁹ || 2.5
OPEN-LOOP GAIN
Open-Loop Voltage Gain
OUTPUT
A_OL (V–) + 0.6V ≤ V_O ≤ (V+) – 0.6V, R_L = 2kΩ, V_S ≥ ±5V
114
120
(V–) + 0.6V ≤ V_O ≤ (V+) – 0.6V, R_L = 2kΩ, V_S < ±5V
106
114
Voltage Output
Output Current
Open-Loop Output Impedance
Short-Circuit Current⁽²⁾
Capacitive Load Drive
V_OUT
I_OUT
Z_O
I_SC
C_LOAD
R_L = 2kΩ, A_OL ≥ 114dB, V_S ≥ ±5V
R_L = 2kΩ, A_OL ≥ 106dB, V_S < ±5V
f = 1MHz
(V–) + 0.6
(V+) – 0.6
(V–) + 0.6
(V+) – 0.6
See Typical Characteristics
25
+70/–60
See Typical Characteristics
(1) Full-power bandwidth = SR/(2π × V_P), where SR = slew rate.
(2) One channel at a time.
UNIT
%
dB
%
dB
%
dB
%
dB
MHz
V/μs
MHz
μs
μV_PP
nV/√Hz
nV/√Hz
pA/√Hz
pA/√Hz
mV
μV/V
dB
nA
nA
V
dB
dB
Ω || pF
Ω || pF
dB
dB
V
V
mA
Ω
mA
pF
Copyright © 2011, Texas Instruments Incorporated
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