STV6415A 查看數據表（PDF） - STMicroelectronics

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STV6415A

I²C bus-controlled video matrix switch

STMicroelectronics 

STV6415A

Electrical characteristics

2.6

Input/output pin configurations

Figure 4. Input configuration

Figure 5. Output configuration

VCC

VCC

0.36 VCC

Pins 1, 3,

5, 6, 8, 10,

11 and 20

30 kΩ

x3

14 kΩ

23 kΩ

All Video

Outputs

Pins 13, 14,

15, 16, 17

and 18

Figure 6. Bus I/O configuration

50 kΩ

10 kΩ

Figure 7. VCC pin configuration

VREF

VCC

9

*

20 kΩ

150 Ω

ACK

* For Pin 2

(Data) Only)

20 kΩ

150 Ω

2.7

Using a second STV6415A

The programming input pin (PROG) allows two STV6415A circuits to operate in parallel, and

to select them independently through the I²C bus by modifying the address byte.

Consequently, the switching capabilities are doubled, or IC1 and IC2 can be cascaded.

9/15

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