TSH345IDT View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TSH345IDT

Triple video buffer with selectable filter for HD and SD video applications

STMicroelectronics 

TSH345

Electrical characteristics

Figure 7. Distortion 1 MHz (SD filter)

0

Vcc=5V

-10 F=1MHz

-20 SD filter

Load=150Ω

-30

-40

-50

-60

HD2

-70

-80

HD3

-90

-100

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

Output Amplitude (Vp-p)

Figure 8.

1000

Input noise vs. frequency

HD

PV

Vcc=5V

No load

SD

100

4.0

100

1k

10k

100k

1M

Frequency (Hz)

Figure 9. Gain vs. input amplitude

2.10

Vcc=5V

Load=150Ω

2.05

Figure 10. Channel crosstalk vs. frequency

-40

Input: 1Vp-p

-45 HD filter

Vcc=5V

Load=150Ω

-50

-55

2.00

-60

-65

1.95

-70

1.90

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

Vin (Vp-p)

-75

1M

10M

Frequency (Hz)

100M

Figure 11. Output vs input amplitude

Figure 12. MUX isolation

5.0

Vcc=5V

4.5 Load=150Ω

4.0

3.5

-40

Input: 1Vp-p

-45 Vcc=5V

Load=150Ω

V

OH

-50

3.0

-55

2.5

-60

2.0

1.5

1.0

0.5

Output DCshift

0.0

0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

Vin (V)

-65

-70

-75

1M

10M

Frequency (Hz)

100M

7/23

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