| REPRESENTATIVE STANDALONE PROGRAMMABLE-GAIN AMPLIFIERS | ||||
| Company model | Programmable gains | Bandwidth | Package | Comments |
| Analog Devices AD8555 |
70-1280 V/V | 2-MHz GBP (1st gain stage) 8-MHz GBP (2nd gain stage) |
8-lead SOIC 16-lead LFCSP |
Zero-drift, digitally programmable gain and offset; 99-dB CMRR; 10-µV max offset; 50-nV/°C max offset; 28-nA max input bias; 32-nV√Hz input noise; 3.9-V input range; 2.7- to 5.5-V supply (4 mA at 2.5 V). |
| AD628 | 0.1-1000 V/V | 600 kHz BW (3-dB small signal) | 8-lead SOIC 8-lead microSOIC |
Common-mode difference amplifier; ±140-V input; 80-dB CMRR; ±1.5-mV max offset; 10-µV/°C max offset stability; ±120-V input; 40-µs max settling; 0.3-V/µs slew rate; 300-nV/√Hz input noise (1 kHz); ±2.5- to ±8-V supply. |
| Intersil/Elantec HFA 1112 |
+1, -1, +2 V/V | 850-MHz BW (3-dB small signal) | 8-pin PDIP 8-pin SOIC |
Low-distortion buffer; 2400-V/µs slew rate; ±0.07-dB gain flatness; 11-ns settling time; 60-mA output; 10-ns overdrive recovery; 40-µA max input bias; 35-mV max output offset; 10-µV/°C offset drift; 45-dB PSRR; 9-nV/√Hz input noise; ±4.5- to ±5.5-V supply (33 mA max); ±2.8-V CMR. |
| HFA113 | +1, -1, +2 V/V | 850-MHz BW (3-dB small signal) | 8-pin SOIC | Low-distortion (-73 dBc), output-limiting buffer; 2400-V/µs slew rate; 13-ns settling time; 60-mA output; 1-ns overdrive recovery; 40-µA max input bias; 25-mV max output offset; 10-µV/°C offset drift; 45-dB PSRR; 9-nV/√Hz input noise; ±4.5- to ±5.5-V supply (33 mA max); ±2.8-V CMR. |
| HF1114 | +1, -1, +2 V/V | 850-MHz BW (3-dB small signal) | 8-pin SOIC | Video cable-driving buffer; 2400-V/µs slew rate; 11-ns settling time; 60-mA output; 10-ns overdrive recovery; 40-µA max input bias; 25-mV max output offset; 10-µV/°C offset drift; 45-dB PSRR; 9-nV/√Hz input noise; ±4.5 to ±5.5 V supply (33 mA max); ±2.8-V CMR. |
| HFA1115 | +1, -1, +2 V/V | 225-MHz BW (3-dB small signal) | 8-pin SOIC 8-pin PDIP |
Low-power (7.1-mA supply) output-limiting buffer; 1-MΩ input impedance; 1135-V/µs slew rate; 23-ns settling time; 55-mA output; 1-ns overdrive recovery; 15-µA max input bias; 10-mV max output offset; 70-µV/°C offset drift; 49-dB PSRR; 7-nV/√Hz input noise; ±4.5- to ±5.5-V supply; ±2.5-V CMR. |
| HFA1212 | +1, -1, +2 V/V | 350-MHz BW (3-dB small signal) | 8-pin SOIC | Dual low-power (6-mA/buffer) closed-loop buffer; 0.025% differential gain; 0.03° differential phase; 1100-V/µs slew rate; 23-ns settling time; 55-mA output; 8-ns overdrive recovery; 15-µA max input bias; 10-mV max output offset; 70-µV/°C offset drift; 49-dB PSRR; 7-nV/√Hz input noise; ±4.5- to ±5.5-V supply; ±2.4-V CMR. |
| HFA1412 | +1, -1, +2 V/V | 350-MHz BW (3-dB small signal) | 8-pin SOIC 8-pin PDIP |
Quad low-power (6-mA/buffer) buffer; 0.03% differential gain; 0.02° differential phase; 1650-V/µs slew rate; 28-ns settling time; 55-mA output; 10-ns overdrive recovery; 15-µA max input bias; ±0.08-dB gain flatness; 10-mV max output offset; 70-µV/°C offset drift; 49-dB PSRR; 7-nV/√Hz input noise; ±4.5- to ±5.5-V supply; ±2.4-V CMR. |
| Linear Technology LTC6910-1 |
3-bit gain control 0, 1, 2, 3, 5, 10, 20, 50, 100 V/V |
11-MHz GBW | 8-pin SOT-23 | Low-noise digitally programmable amplifier with rail-to-rail input range and output swing; occupies just 9 mm2 of board space; single- or dual-supply operation from 2.7-10.5 V; 9-nV/√Hz input noise; 0.003% distortion; 120-dB dynamic range; 3- to 1.7-mV input offset. |
| LTC6911 | 3-bit gain control 0, 1, 2, 3, 5, 10, 20, 50, 100 V/V |
11-MHz GBW | 10-lead MSOP | Dual version of LTC6910; 0.1-dB max channel-channel matching; 10-nV/√Hz input noise; 2-mV input offset. |
| LTC6915 | 0, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096 V/V | 200-kHz internal GBW | 16-lead SSOP 12-lead DFN |
Digitally programmable zero-drift amplifier; 125-dB CMRR independent of gain; 0.1% gain accuracy; 10-µV max offset; 50-nV/°C max offset drift; rail-to-rail I/O; parallel or serial interface; 2.5-µV p-p noise; 2.7- to ±5.5-V supply. |
| LTC1564 | 4-bit gain control 1 to 16 V/V |
Corner frequency can be set from 10 to 150 kHz in 10-kHz steps | 16-pin SSOP | Low-noise (33-50 µV rms) software-programmable filter and gain block for up to 16-bit systems; 122-dB dynamic range; 8th-order low-pass filter; rail-to-rail I/O; 100-dB attenuation at 2.5 cutoff frequency; 2.7- to 10-V supply; low-power shutdown. |
| Microchip Technology MCP 6S21/22/26/28 channel inputs |
1, 2, 4, 5, 8, 10, 16, 32 V/V | 2- to 12-MHz BW (3-dB small signal) | 8-pin SOIC, MSOP, PDIP/8-pin MSOP/14-pin TSSOP, SOIC, PDIP/16-pin SOIC, PDIP | Digitally programmable amplifier with multiplexer; gain control and input-channel selection set via SPI bus; 2.5- to 5.5-V supply; 1.1-mA supply current; 150-µV VOS; 10-nV/√Hz noise; has input reference. |
| National Semiconductor LMH6718 |
+2, +1, -1 V/V | 130-MHz BW (3-db small signal) | 8-pin SOIC | Dual high-output programmable-gain buffer; 200-mA output; 0.04% differential gain; 0.03° phase errors; 0.1-dB gain flatness to 30 MHz; 5.2-mA supply total; 16-ns settling time; 600-V/µs slew rate; ±2.5- to ±6-V supply; -88/-98 dBc 2nd/3rd harmonic distortion. |
| Texas Instruments THS7001/7002 |
3-bit control -22-dB to +22-dB attenuation/gain range in 6-dB steps | 100-MHz/70-MHz BW (3-dB small-signal for pre-amplifier/PG) | PowerPAD package | Single/dual high-speed amplifier with separate low-noise pre-amplifier and PGA stages; 1.7-nV/√Hz input noise; 175-V/µs slew rate; ±4.5- to ±16-V supply. |
| PG202 decade model PG203 binary model (Burr-Brown) |
1, 10, 100, 1000 V/V (binary model) 1, 2, 4, 8 V/V (decade model) | 1-MHz BW | 12-pin ceramic and plastic packages | Digitally controlled programmable instrumentation amplifier; 50-pA bias; 2-µs settling time; 0.012% max nonlinearity; 80-dB CMRR; transconductance circuit keeps gain constant. |
| BW = bandwidth; CMR = common-mode range; CMRR = common-mode rejection ratio; GBP = gain-bandwidth product; PSRR = power-supply rejection ratiox | ||||