LMP8358MASLASHNOPB datasheet(7/40 Pages) TI1

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LMP8358

www.ti.com

SNOSB09B – APRIL 2010 – REVISED MARCH 2013

5.0V Electrical Characteristics (continued)

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

+ = 5.0V , 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

−3 dB Bandwidth

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

930

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

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

385

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

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

460

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

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

640

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,

1.7

VOUT = 2 VPP

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

5.0

VOUT = 2 VPP

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

9.0

V/µs

VOUT = 2 VPP

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

11.0

VOUT = 2 VPP

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

0.16

VOUT = 2 VPP

0.01% Settling Time

2 V Step, CL = 10 pF, COMP[2:0] = 011b

µs

VOUT

Output Voltage Swing High

RL = 2 kΩ to V

+/2

RL = 10 kΩ to V

+/2

mV from

top rail

RL > 1 MΩ to V

+/2

Output Voltage Swing Low

RL = 2 kΩ to V

+/2

mV from

RL = 10 kΩ to V

+/2

bottom

rail

RL > 1 MΩ to V

+/2

IOUT

Output Current Sourcing

VOUT tied to V

+/2

Output Current Sinking

VOUT tied to V

+/2

Supply Current

Fault detection off, VIN DIFF = 0V

1.8

2.1

Fault detection on, VIN DIFF = 0V

1.9

2.2

in Shutdown

0.006

µA

TSD_ON

Turn-on time from Shutdown

µs

PSE

Prescaler Error (Offset + Gain Error)

VCM = V

+/2

Prescaler Gain Factor

0.02

V/V

(4)

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

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