ADS7813

6

SBAS043C

www.ti.com

TYPICAL PERFORMANCE CURVES (Cont.)

At TA = +25°C, fS = 40kHz, VS = +5V, ±10V input range, using internal reference, unless otherwise noted.

POWER SUPPLY RIPPLE SENSITIVITY

ILE/DLE DEGRADATION PER LSB OF P-P RIPPLE

Power Supply Ripple Frequency (Hz)

101

102

103

104

105

106

107

1

10–1

10–2

10–3

10–4

10–5

ILE

DLE

ILE AND DLE AT –40

°C

2

1

0

–1

–2

2

1

0

–1

–2

C000h

8000h

0000h

4000h

7FFFh

Hex BTC Code

ILE AND DLE AT +25

°C

2

1

0

–1

–2

2

1

0

–1

–2

C000h

8000h

0000h

4000h

7FFFh

Hex BTC Code

ILE AND DLE AT +85

°C

2

1

0

–1

–2

2

1

0

–1

–2

C000h

8000h

0000h

4000h

7FFFh

Hex BTC Code

WORST-CASE INL vs ESR OF REFERENCE BUFFER

COMPENSATION CAPACITOR

Capacitor ESR (

Ω)

1.5

35

30

25

20

15

10

5

0

2

3

4

5

678

9

2.5

3.5

4.5

5.5

6.5

7.5

8.5