K305(2004) Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

K305
(Rev.:2004)

550 MHz, Low Noise Current Feedback Amplifier

STMicroelectronics 

TSH350

Electrical Characteristics

Table 3: Electrical characteristics for VCC = ±2.5Volts, Tamb = 25°C (unless otherwise specified)

Symbol

Parameter

Test Condition

Iout

Isink

Short-circuit Output current coming in

the op-amp.

See fig-8 for more details

Isource

Output current coming out from the op-

amp.

See fig-11 for more details

Noise and distortion

eN

Equivalent Input Noise Voltage

see application note on page 13

Equivalent Input Noise Current (+)

see application note on page 13

iN

Equivalent Input Noise Current (-)

see application note on page 13

SFDR

Spurious Free Dynamic Range

The highest harmonic of the output

spectrum when injecting a filtered sine

wave

Output to GND

Tmin. < Tamb < Tmax.

Output to GND

Tmin. < Tamb < Tmax.

F = 100kHz

F = 100kHz

F = 100kHz

AV = +1, Vout = 1Vp-p

F = 10MHz

F = 20MHz

F = 50MHz

F = 100MHz

Min.

135

-140

Typ.

205

195

-210

-185

Max.

Unit

mA

1.5

nV/√Hz

20

pA/√Hz

13

pA/√Hz

-66

-57

dBc

-46

-42

Table 4: Closed-loop gain and feedback components

VCC (V)

±2.5

Gain

+10

-10

+2

-2

+1

-1

Rfb (Ω)

300

300

300

300

820

300

-3dB Bw (MHz)

125

120

390

370

550

350

0.1dB Bw (MHz)

22

20

110

70

65

120

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