544UD1A

544UD1A integrated circuit is an operational amplifier featuring high input impedance, low input current, and the internal frequency compensation that ensures stable performance in all negative feedback modes , including those of integrators and voltage followers. It contains 32 integrated elements. Package: 3101.8-1 metal-glass (the USSR classification). Weight: less than 2 g.

Features of 544UD1A:

• Significantly low input current: 5 pA (typ)

• Low input noise current: 0.003 pA/Hz1/2

• High input resistance: 1012Ohm

• Voltage gain factor: 600 V/mV (typ)

• Unity gain frequency: 3 MHz (typ)

• Slew rate: 8 V/µs (typ)

• Broad scope of static and dynamic parameters

• Complete internal frequency compensation

• Stabile under high capacitive load (up to 10,000 pF)

• Easy-to-use

Application:

• Low currents-to-voltage conversion circuits

• Charge-sensitive amplifiers

• Integrators with long integration time

• Photodiode amplifiers

• Logarithmic amplifier

• High-resistivity buffer stages

• Standard circuits of general application

Electrical Characteristics

Parameter

Т, °C

Value

Voltage gain factor, at least

+25 -60,

+125

100,000

50,000

Offset voltage, mV, less than

+25 -60,

+125

15

19

Offset voltage temperature ratio, µV/°С, less than

from +25 to +125

from +25 to -60

20

Average input current, nA, less than

+25

+125

0.05

10

Offset current, nA, less than

+25

0.02

Input noise voltage in the 0.1 Hz to 10 Hz bandwidth, µVRMS, less than

+25

5

Common mode rejection ratio, dB, at least

+25

80

Supply voltage rejection ratio, µV/V, less than

+25

100

Unity gain frequency, MHz, at least

+25, -60

+125

1

0.8

Maximum slew rate, V/ µs, at least

+25

-60

+125

5

3

4

Maximum output voltage, V, at least

+25

-60, +125

10

10

Current consumption, mА, less than

+25

3.5

Maximum Permissible Operating Conditions:

Supply Voltage ±13.5 V and ±16.5 V

(may be operated in the ± 7 V to ±13.5 range)

Common-mode input voltage: less than |±10 В|

Operating temperature range: -60 °С, +125 °С

You can order 544UD1A from us

Russian Electronics company Russia, Moscow region, Ryazan,Sobornay square 2.

Tel: +7 (491) 227-61-51, Fax: +7 (491) 227-18-88

russian-electronics.com

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