Datasheet

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 UNIT
AUDIO PERFORMANCE
Total Harmonic Distortion + Noise THD+N 0.00003 %
G = +1, f = 1kHz, V
O
= 3V
RMS
–130 dB
Intermodulation Distortion IMD G = +1, V
O
= 3V
RMS
0.00003 %
SMPTE/DIN Two-Tone, 4:1 (60Hz and 7kHz)
–130 dB
0.00003 %
DIM 30
(3kHz square wave and 15kHz sine wave)
–130 dB
0.00003 %
CCIF Twin-Tone (19kHz and 20kHz)
–130 dB
FREQUENCY RESPONSE
Gain-Bandwidth Product GBW G = +1 35 MHz
Slew Rate SR G = –1 20 V/μs
Full Power Bandwidth
(1)
V
O
= 1V
P
3 MHz
Overload Recovery Time G = –10 1 μs
NOISE
Input Voltage Noise f = 20Hz to 20kHz 2.5 μV
PP
Input Voltage Noise Density e
n
f = 100Hz 2.5 nV/√Hz
f = 1kHz 2.5 nV/√Hz
Input Current Noise Density I
n
f = 100Hz 2.2 pA/√Hz
f = 1kHz 1.8 pA/√Hz
OFFSET VOLTAGE
Input Offset Voltage V
OS
V
S
= ±15V ±0.1 ±1 mV
vs Power Supply PSRR V
S
= ±2.25V to ±18V 0.5 2 μV/V
Channel Separation (Dual and Quad) f = 1kHz -130 dB
INPUT BIAS CURRENT
Input Bias Current I
B
V
CM
= 0V ±20 ±200 nA
Input Offset Current I
OS
V
CM
= 0V ±20 ±200 nA
INPUT VOLTAGE RANGE
Common-Mode Voltage Range V
CM
(V–) + 2 (V+) – 2 V
Common-Mode Rejection Ratio CMRR (V–) + 2V ≤ V
CM
≤ (V+) – 2V, V
S
≥ ±5V 114 120 dB
(V–) + 2V ≤ V
CM
≤ (V+) – 2V, V
S
< ±5V 100 110 dB
INPUT IMPEDANCE
Differential 20k || 2 Ω || pF
Common-Mode Ω || pF
10
9
|| 2.5
OPEN-LOOP GAIN
Open-Loop Voltage Gain A
OL
(V–) + 0.6V ≤ V
O
≤ (V+) – 0.6V, R
L
= 2kΩ, V
S
≥ ±5V 114 120 dB
(V–) + 0.6V ≤ V
O
≤ (V+) – 0.6V, R
L
= 2kΩ, V
S
< ±5V 106 114 dB
OUTPUT
Voltage Output V
OUT
R
L
= 2kΩ, A
OL
≥ 114dB, V
S
≥ ±5V (V–) + 0.6 (V+) – 0.6 V
R
L
= 2kΩ, A
OL
≥ 106dB, V
S
< ±5V (V–) + 0.6 (V+) – 0.6 V
Output Current I
OUT
See Typical Characteristics mA
Open-Loop Output Impedance Z
O
f = 1MHz 25 Ω
Short-Circuit Current
(2)
I
SC
+70/–60 mA
Capacitive Load Drive C
LOAD
See Typical Characteristics pF
(1) Full-power bandwidth = SR/(2π × V
P
), where SR = slew rate.
(2) One channel at a time.
Copyright © 2011, Texas Instruments Incorporated 3
Product Folder Link(s): OPA1602 OPA1604