TLC32040C, TLC32040I, TLC32041C, TLC32041I

ANALOG INTERFACE CIRCUITS

SLAS014E – SEPTEMBER 1987 – REVISED MAY 1995

30

POST OFFICE BOX 655303

TYPICAL CHARACTERISTICS

Figure 12

–40

ATTENUATION OF SECOND HARMONIC OF A/D INPUT

vs

INPUT SIGNAL

Input Signal Relative to Vref – dB

50

40

20

10

0

90

30

010

70

60

80

100

1-kHz Input Signal

8-kHz Conversion Rate

–50

– 30

–20

– 10

Figure 13

ATTENUATION OF THIRD HARMONIC OF A/D INPUT

vs

INPUT SIGNAL

Input Signal Relative to Vref – dB

1-kHz Input Signal

8-kHz Conversion Rate

50

40

20

10

90

30

010

70

60

80

100

0

–40

–50

– 30

–20

– 10

Figure 14

50

40

20

10

90

30

70

60

80

100

0

ATTENUATION OF SECOND HARMONIC OF D/A INPUT

vs

INPUT SIGNAL

Input Signal Relative to Vref – dB

1-kHz Input Signal into 600

Ω

8-kHz Conversion Rate

010

–40

–50

– 30

–20

– 10

Figure 15

50

40

20

10

90

30

010

70

60

80

100

0

ATTENUATION OF THIRD HARMONIC OF D/A INPUT

vs

INPUT SIGNAL

Input Signal Relative to Vref – dB

1-kHz Input Signal into 600

Ω

8-kHz Conversion Rate

–40

–50

– 30

–20

– 10

NOTE: Test conditions are VCC +, VCC –, and VDD within recommended operating conditions set clock f = 288 kHz ± 2%, and TA = 25°C.