LMH2191TMXSLASHNOPB datasheet(8/22 Pages) TI2

8 / 22 page

LOAD CURRENT (mA)

1.85

1.80

1.75

1.70

1.65

25°C

85°C

-40°C

TIME (Ps)

2.0

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0.0

-0.2

-100

100

200

300

400

CLK REQ

LDO OUTPUT

CAPACITIVE LOAD (pF)

7.0

6.0

5.0

4.0

3.0

2.0

1.0

0.0

26 MHz/CLK1

19 MHz/CLK1

19 MHz/CLK1+2

26 MHz/CLK1+2

SUPPLY VOLTAGE (V)

1.82

1.81

1.80

1.79

1.78

2.5

3.0

3.5

4.0

4.5

5.0

5.5

25°C

ILOAD = 1 mA

-40°C

85°C

SUPPLY VOLTAGE (V)

6.0

5.8

5.6

5.4

5.2

5.0

4.8

4.6

4.4

4.2

4.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

SCLK-IN = 26 MHz

CLOAD = 33 pF

25°C

-40°C

85°C

CLOCK FREQUENCY (MHz)

12.0

11.0

10.0

9.0

8.0

7.0

6.0

5.0

4.0

3.0

2.0

1.0

0.0

0 pF

10 pF

22 pF

33pF

50pF

LMH2191

SNAS485D – JULY 2010 – REVISED MAY 2013

www.ti.com

TYPICAL PERFORMANCE CHARACTERISTICS

Unless otherwise specified, TA = 25°C, VBAT = 3.5V, fSCLK_IN = 26 MHz, COUT = 2.2 µF

Supply Current

vs.

Supply Voltage

Input Clock Frequency

Figure 5.

Figure 6.

Supply Current

LDO output Voltage

vs.

Capacitive Load

Supply Voltage

Figure 7.

Figure 8.

LDO output Voltage

vs.

LDO output current

LDO output voltage ON timing

Figure 9.

Figure 10.

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