LMX321 datasheet(7/25 Pages) STMICROELECTRONICS

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DocID022943 Rev 3

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LMX321, LMX358, LMX324

Electrical characteristics

Table 5. Electrical characteristics at VCC+ = 5 V with VCC- = 0 V, Vicm = VCC/2, Tamb = 25° C, and

RL connected to VCC/2 (unless otherwise specified)

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

DC performance

Vio

Input offset voltage

-40 °C < T< 125 °C

ΔVio/ΔT Input offset voltage drift(1)

-40 °C < T< 125 °C

μV/°C

Iio

Input offset current

Vout = Vcc/2

0.5

-40 °C < T< 125 °C

Iib

Input bias current

Vout = Vcc/2

-40 °C < T< 125 °C

110

CMR

Common mode rejection ratio

20 log (

ΔVicm/ΔVio)

Vic = 0 V to Vcc-1V,

Vout = Vcc/2

-40 °C < T< 125 °C

SVR

Supply voltage rejection ratio

20 log (

ΔVcc/ΔVio)

Vcc = 2.5 to 5 V

-40 °C < T< 125 °C

Avd

Large signal voltage gain

RL = 10 kΩ,

Vout = 0.5 V to (VCC - 0.5 V)

100

110

-40 °C < T< 125 °C

RL = 2 kΩ,

100

-40 °C < T< 125 °C

VCC-VOH High level output voltage

RL = 10 kΩ

100

-40 °C < T< 125 °C

200

RL = 2 kΩ,

300

-40 °C < T< 125 °C

400

VOL

Low level output voltage

RL = 10 kΩ

180

-40 °C < T< 125 °C

280

RL = 2 kΩ

120

300

-40 °C < T< 125 °C

400

Iout

Isink

Vout = VCC, Vid = -1 V

-40 °C < T< 125 °C

Isource

Vout = 0 V, Vid = 1 V

-40 °C < T< 125 °C

ICC

Supply current (per channel)

No load, Vout = VCC/2

130

180

µA

-40 °C < T< 125 °C

180

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