5.5 Electrical Characteristics (continued)

at TA = 25°C, V+ = 1.8V, 3.3V, and 5V, V– = 0V, VCM = VO = VS / 2, and RL > 1 MΩ (unless otherwise noted)(1)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

INPUT VOLTAGE

CMRR

Common-mode rejection

ratio

V– ≤ VCM ≤ V+

V+ = 1.8V

66

92

dB

V+ = 1.8V, TA = –40°C to +125°C

60

V+ = 3.3V

72

97

V+ = 3.3V, TA = –40°C to +125°C

70

V+ = 5V

75

102

V+ = 5V, TA = –40°C to +125°C

74

V– ≤ VCM ≤ V+ – 1.1V

V+ = 1.8V

75

101

V+ = 1.8V, TA = –40°C to +125°C

74

V+ = 3.3V

78

106

V+ = 3.3V, TA = –40°C to +125°C

75

V+ = 5V

84

108

V+ = 5V, TA = –40°C to +125°C

80

V+ – 0.6V ≤ VCM ≤ V+

V+ = 1.8V

75

120

V+ = 1.8V, TA = –40°C to +125°C

53

V+ = 3.3V

77

121

V+ = 3.3V, TA = –40°C to +125°C

76

V+ = 5V

77

115

V+ = 5V, TA = –40°C to +125°C

76

CMVR

Common-mode voltage

range

V+ = 1.8V, CMRR ≥ 67dB,

V+ = 3.3V, CMRR ≥ 72dB,

V+ = 5V, CMRR ≥ 75dB

(V–) – 0.1

(V+) + 0.1

V

TA = –40°C to +125°C,

V+ = 1.8V, CMRR ≥ 60dB,

V+ = 3.3V, CMRR ≥ 70dB,

V+ = 5V, CMRR ≥ 74dB

(V–)

(V+)

V

OPEN-LOOP GAIN

AVOL

Large-signal voltage gain

V– + 0.5V ≤ VO ≤ V+ – 0.5V,

RL = 100kΩ to V+/2

V+ = 1.8V

74

125

dB

V+ = 1.8V, TA = –40°C to +125°C

73

V+ = 3.3V

82

120

V+ = 3.3V, TA = –40°C to +125°C

76

V+ = 5V

84

132

V+ = 5V, TA = –40°C to +125°C

76

FREQUENCY RESPONSE

GBW

Gain bandwidth product

CL = 20pF, RL = 100kΩ

V+ = 1.8V

6.1

kHz

V+ = 3.3V, 5V

6.2

SR

Slew rate

Falling edge, AV = +1,

VIN = V+ to V–

V+ = 1.8V

2.9

V/ms

V+ = 3.3V

2.9

V+ = 5V

1.1

2.7

V+ = 5V, TA = –40°C to +125°C

1.2

Rising edge, AV = +1,

VIN = V– to V+

V+ = 1.8V

2.3

V+ = 3.3V

2.5

V+ = 5V

1.1

2.4

V+ = 5V, TA = –40°C to +125°C

1.2

θm

Phase margin

CL = 20pF, RL = 100kΩ

V+ = 1.8V

72

deg

V+ = 3.3V, 5V

73

Gm

Gain margin

CL = 20pF, RL = 100kΩ

V+ = 1.8V, 3.3V

19

dB

V+ = 5V

20

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LPV521

SNOSB14E – AUGUST 2009 – REVISED JULY 2024

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