Datasheet LT1364, LT1365 (Analog Devices)

LT1364/LT1365 Dual and Quad 70MHz, 1000V/µs Op Amps
U FEATURES DESCRIPTIO
■
70MHz Gain Bandwidth
The LT1364/LT1365 are dual and quad high speed opera- ■
1000V/
µ
s Slew Rate
tional amplifiers with outstanding AC and DC perfor- ■
7.5mA Maximum Supply Current per Amplifier
mance. The amplifiers feature much lower supply current ■ Unity-Gain Stable and higher slew rate than devices with comparable band- ■ C-LoadTM Op Amp Drives All Capacitive Loads width. The circuit topology is a voltage feedback amplifier ■ 9nV/√Hz Input Noise Voltage with matched high impedance inputs and the slewing ■ 1.5mV Maximum Input Offset Voltage performance of a current feedback amplifier. The high ■ 2µA Maximum Input Bias Current slew rate and single stage design provide excellent settling ■ 350nA Maximum Input Offset Current characteristics which make the circuit an ideal choice for ■ 50mA Minimum Output Current data acquisition systems. Each output drives a 150Ω load ■ ±7.5V Minimum Output Swing into 150Ω to ±7.5V with ±15V supplies and to ±3.4V on ±5V sup- ■ 4.5V/mV Minimum DC Gain, RL=1k plies. The amplifiers are stable with any capacitive load ■ 50ns Settling Time to 0.1%, 10V Step making them useful in buffer or cable driving applications. ■ 0.06% Differential Gain, AV=2, RL=150Ω The LT1364/LT1365 are members of a family of fast, high ■ 0.04° Differential Phase, AV=2, RL=150Ω performance amplifiers using this unique topology and ■ Specified at ±2.5V, ±5V, and ±15V employing Linear Technology Corporation’s advanced
U
bipolar complementary processing. For a single amplifier
APPLICATIO S
version of the LT1364/LT1365 see the LT1363 data sheet. For 50MHz devices with 4mA supply currents see the ■ Wideband Amplifiers LT1360 through LT1362 data sheets. For lower supply ■ Buffers current amplifiers see the LT1354 to LT1359 data sheets. ■ Active Filters Singles, duals, and quads of each amplifier are available. ■ Video and RF Amplification ■ Cable Drivers , LTC and LT are registered trademarks of Linear Technology Corporation. ■ Data Acquisition Systems C-Load is a trademark of Linear Technology Corporation
U TYPICAL APPLICATIO Cable Driver Frequency Response AV = –1 Large-Signal Response
2 0 VS = ±15V VS = ±2.5V V –2 S = ± 5V VS = ±10V IN GAIN (dB) –4 + 1/2 75Ω OUT LT1364 – 75Ω 510Ω –6 510Ω –8 1 10 100 FREQUENCY (MHz) 1364/1365 TA02 1364/1365 TA01 1