LMP8358MASLASHNOPB datasheet(4/40 Pages) TI1

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LMP8358

SNOSB09B – APRIL 2010 – REVISED MARCH 2013

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3.3V Electrical Characteristics (continued)

Unless otherwise specified, all limits are ensured for TA = 25°C. V

+ = 3.3V , V− = 0V, V

REF = V

+/2, V

CM = V

+/2, R

L = 10 kΩ to

VREF, CL = 10 pF; Serial Control Register: G[2:0] = 110b (Gain = 1000x), COMP[2:0] = 000b, MUX[1:0] = 00b, POL, SHDN,

FILT, PIN = 0b, CUR[2:0] = 000b. Boldface limits apply at the temperature extremes.

Symbol

Parameter

Conditions

Min(1)

Typ(2)

Max(1)

Units

Input Voltage Noise

Gain = 10, 0.1 Hz < f < 10 Hz

0.9

Gain = 20, 0.1 Hz < f < 10 Hz

0.6

Gain = 50, 0.1 Hz < f < 10 Hz

0.6

Gain = 100, 0.1 Hz < f < 10 Hz

0.7

µVPP

Gain = 200, 0.1 Hz < f < 10 Hz

0.6

Gain = 500, 0.1 Hz < f < 10 Hz

0.6

Gain = 1000, 0.1 Hz < f < 10 Hz

0.6

Gain = External, 0.1 Hz < f < 10 Hz

0.6

Input Current Noise Density

Gain = 100, f = 1 kHz

0.5

pA/

√Hz

Gain Error

Gain = 10, 20, 50, 100, 200, 500

0.03

0.1

VOUT = VREF + 1V and VOUT = VREF − 1V

0.15

Gain Error

Gain = 1000

0.03

0.15

VOUT = VREF + 1V and VOUT = VREF − 1V

0.25

Gain Error Contribution from Chip

VOUT = VREF + 1V and VOUT = VREF − 1V

0.03

Gain Error Temperature Coefficient

For all gain settings (internal and external),

ppm/°C

VOUT = VREF + 1V and

VOUT = VREF − 1V

Non-Linearity

3.3

100

ppm

GBW

Gain Bandwidth

COMP[2:0] =000b, Gain > 10

COMP[2:0] = 001b, Gain > 30

COMP[2:0] = 010b, Gain > 200

MHz

COMP[2:0] = 011b, Gain > 300

240

COMP[2:0] = 1xxb, Gain > 1

0.8

−3 dB Bandwidth

Gain = 10, COMP[2:0] = 000b

900

Gain = 10, COMP[2:0] = 1xxb

Gain = 20, COMP[2:0] = 000b

400

Gain = 20, COMP[2:0] = 1xxb

Gain = 50, COMP[2:0] = 001b

490

Gain = 50, COMP[2:0] = 1xxb

Gain = 100, COMP[2:0] = 010b

680

kHz

Gain = 100, COMP[2:0] = 1xxb

Gain = 200, COMP[2:0] = 010b

195

Gain = 200, COMP[2:0] = 1xxb

Gain = 500, COMP[2:0] = 011b

130

Gain = 500, COMP[2:0] = 1xxb

1.5

Gain = 1000, COMP[2:0] = 011b

Gain = 1000, COMP[2:0] = 1xxb

0.8

Slew Rate(4)

COMP[2:0] = 000b, 10% to 90% of Step,

1.6

VOUT = 2 VPP

COMP[2:0] = 001b, 10% to 90% of Step,

3.8

VOUT = 2 VPP

COMP[2:0] = 010b, 10% to 90% of Step,

6.5

V/µs

VOUT = 2 VPP

COMP[2:0] = 011b, 10% to 90% of Step,

9.3

VOUT = 2 VPP

COMP[2:0] = 1xxb, 10% to 90% of Step,

0.17

VOUT = 2 VPP

(4)

Slew rate is the average of the rising and falling slew rates.

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