TSU111

Electrical characteristics

DocID029790 Rev 2

5/30

3

Electrical characteristics

Table 3: Electrical characteristics at (VCC+) = 1.8 V with (VCC-) = 0 V, Vicm = VCC/2,

Tamb = 25 °C, and RL = 1 MΩ connected to VCC/2 (unless otherwise specified)

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

DC performance

Input offset voltage

T = 25 °C

150

µV

-40 °C < T< 85 °C

235

Input offset voltage drift

-40 °C < T< 85 °C

1.4

μV/°C

Long-term input offset voltage

drift

T = 25 °C (1)

TBD

µV/√month

Input offset current (2)

T = 25 °C

1

10

pA

-40 °C < T< 85 °C

50

Input bias current (2)

T = 25 °C

1

10

-40 °C < T< 85 °C

50

CMR

Common mode rejection

T = 25 °C

76

107

dB

-40 °C < T< 85 °C

71

Large signal voltage gain,

= 100 kΩ, T = 25 °C

95

120

= 100 kΩ, -40 °C < T< 85 °C

90

High-level output voltage,

kΩ, T = 25 °C

10

25

mV

kΩ, -40 °C < T< 85 °C

40

Low-level output voltage

kΩ, T = 25°C

8

25

kΩ, -40 °C < T< 85 °C

40

Output sink current,

T = 25 °C

2.8

5

mA

-40 °C < T< 85 °C

1.5

Output source current,

T = 25 °C

2

4

-40 °C < T< 85 °C

1.5

Supply current (per channel),

T = 25 °C

900

1200

nA

-40 °C < T< 85 °C

1480

AC performance

GBP

Gain bandwidth product

10

kHz

Unity gain frequency

8

Phase margin

60

degrees

Gain margin

10

dB

SR

Slew rate (10 % to 90 %)

2.5

V/ms

Equivalent input noise voltage

f = 100 Hz

220

nV/√Hz

Low-frequency,

peak-to-peak input noise

Bandwidth: f = 0.1 to 10 Hz

3.8

Overload recovery time

100 mV from rail in comparator,

-40 °C < T< 85 °C

325

µs