BU3618K Просмотр технического описания (PDF) - ROHM Semiconductor

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производитель

BU3618K

3-channel 8-bit D / A converter

ROHM Semiconductor 

Multimedia ICs

BU3618K

•Pin descriptions

Pin No. I / O Pin name

Function

1 — IREF For connection of output current adjustment resistor, VREF output

2 — AGND1 Analog ground 1

3I

R7

RED data input (bit 7, MSB)

4I

R6

RED data input (bit 6)

5I

R5

RED data input (bit 5)

6 — DGND1 Digital ground 1

7 — DVDD1 Digital power supply 1

8I

R4

RED data input (bit 4)

9I

R3

RED data input (bit 3)

10 I

R2

RED data input (bit 2)

11 I

R1

RED data input (bit 1)

12 I

R0

RED data input (bit 0, LSB)

13 I

G7

GREEN data input (bit 7, MSB)

14 I

G6

GREEN data input (bit 6)

15 I

G5

GREEN data input (bit 5)

16 I

G4

GREEN data input (bit 4)

17 I

G3

GREEN data input (bit 3)

18 I

G2

GREEN data input (bit 2)

19 I

G1

GREEN data input (bit 1)

20 I

G0

GREEN data input (bit 0, LSB)

21 I

B7

BLUE data input (bit 7, MSB)

22 I

B6

BLUE data input (bit 6)

Pin No. I / O Pin name

Function

23 I

B5

BLUE data input (bit 5)

24 I

B4

BLUE data input (bit 4)

25 I

B3

BLUE data input (bit 3)

26 I

B2

BLUE data input (bit 2)

27 — DVDD2 Digital power supply 2

28 — DGND2 Digital ground 2

29 I

B1

BLUE data input (bit 1)

30 I

B0

BLUE data input (bit 0, LSB)

31 I

CLK

System clock

32 — AVDD2 Analog power supply 2

33 O VREF External capacitor connection pin (C = 0.1µF)

34 — AGNDB Analog ground B

35 — AVDDB Analog power supply B

36 O OUTB BLUE output

37 — N.C.

—

38 — AGNDG Analog ground G

39 — AVDDG Analog power supply G

40 O OUTG GREEN output

41 — N.C.

—

42 — AGNDR Analog ground R

43 — AVDDR Analog power supply R

44 O OUTR RED output

2

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