ZHCSE47A September 2015 – June 2022 OPA1688
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | ||
|---|---|---|---|---|---|---|---|
| AUDIO PERFORMANCE | |||||||
| THD+N | Total harmonic distortion + noise | G = 1, f = 1 kHz, VO = 3.5 VRMS , RL = 2 kΩ | 0.00005% | ||||
| –126 | dB | ||||||
| G = 1, f = 1 kHz, VO = 3.5 VRMS , RL = 600 Ω | 0.000051% | ||||||
| –126 | dB | ||||||
| G = 1, f = 1 kHz, PO = 10 mW, RL = 128 Ω | 0.000153% | ||||||
| –116 | dB | ||||||
| G = 1, f = 1 kHz, PO = 10 mW, RL = 32 Ω | 0.000357% | ||||||
| –109 | dB | ||||||
| G = 1, f = 1 kHz, PO = 10 mW, RL = 16 Ω | 0.000616% | ||||||
| –104 | dB | ||||||
| FREQUENCY RESPONSE | |||||||
| GBP | Gain bandwidth product | G = 1 | 10 | MHz | |||
| SR | Slew rate | G = 1 | 8 | V/µs | |||
| Full-power bandwidth(1) | VO = 1 VPP | 1.3 | MHz | ||||
| Overload recovery time | VIN × gain > VS | 200 | ns | ||||
| Channel separation (dual) | f = 1 kHz | –120 | dB | ||||
| tS | Settling time | To 0.1%, VS = ±18 V, G = 1, 10-V step | 3 | µs | |||
| NOISE | |||||||
| En | Input voltage noise | f = 0.1 Hz to 10 Hz | 2.5 | µVPP | |||
| en | Input voltage noise density(2) | f = 100 Hz | 14 | nV/√Hz | |||
| f = 1 kHz | 8 | ||||||
| in | Input current noise density | f = 1 kHz | 1.8 | fA/√Hz | |||
| OFFSET VOLTAGE | |||||||
| VOS | Input offset voltage | TA = 25°C | ±0.25 | ±1.5 | mV | ||
| TA = –40°C to +85°C | ±1.6 | ||||||
| dVOS/dT | VOS over temperature(2) | TA = –40°C to +85°C | ±0.5 | ±2 | µV/°C | ||
| PSRR | Power-supply rejection ratio | TA = –40°C to +85°C | ±1 | ±2.5 | µV/V | ||
| Channel separation, dc | At dc | 0.1 | µV/V | ||||
| INPUT BIAS CURRENT | |||||||
| IB | Input bias current | TA = 25°C | ±10 | ±20 | pA | ||
| TA = –40°C to +85°C | ±1.5 | nA | |||||
| IOS | Input offset current | TA = 25°C | ±3 | ±7 | pA | ||
| TA = –40°C to +85°C | ±250 | pA | |||||
| INPUT VOLTAGE RANGE | |||||||
| VCM | Common-mode voltage range(3) | (V–) – 0.1 V | (V+) – 2 V | V | |||
| CMRR | Common-mode rejection ratio | VS = ±2.25 V, (V–) – 0.1 V
< VCM < (V+) – 2 V, TA = –40°C to +85°C | 90 | 104 | dB | ||
| VS = ±18 V, (V–) – 0.1 V <
VCM < (V+) – 2 V, TA = –40°C to +85°C | 104 | 120 | |||||
| INPUT IMPEDANCE | |||||||
| Differential | 100 || 7 | MΩ || pF | |||||
| Common-mode | 6 || 1.5 | 1012Ω || pF | |||||
| OPEN-LOOP GAIN | |||||||
| AOL | Open-loop voltage gain | (V–) + 0.35 V < VO <
(V+) – 0.35 V, RL = 10 kΩ, TA = –40°C to +85°C | 108 | 130 | dB | ||
| (V–) + 0.5 V < VO < (V+)
– 0.5 V, RL = 2 kΩ, TA = –40°C to +85°C | 118 | ||||||
| OUTPUT | |||||||
| VO | Voltage output swing from rail | IL = ±1 mA | (V–) + 0.1 V | (V+) – 0.1 V | mV | ||
| VS = 36 V, RL = 10 kΩ | 70 | 90 | |||||
| VS = 36 V, RL = 2 kΩ | 330 | 400 | |||||
| ZO | Open-loop output impedance | f = 1 MHz, IO = 0 A | 60 | Ω | |||
| ISC | Short-circuit current | ±75 | mA | ||||
| CLOAD | Capacitive load drive | See Section 7.6 | pF | ||||
| POWER SUPPLY | |||||||
| IQ | Quiescent current per amplifier | IO = 0 A | 1.6 | 1.8 | mA | ||
| IO = 0 A, TA = –40°C to +85°C | 2 | ||||||