AK9813B Ver la hoja de datos (PDF) - Asahi Kasei Microdevices

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AK9813B

12ch 8bit D/A Converter with EEPROM

Asahi Kasei Microdevices 

ASAHI KASEI

[AK9813B]

6. READ mode: The data in the internal EEPROM is read from the DO pin.

DI

CLK

CL WR D11 D10 D9 D8 D7 · · D1 D0

··

1

7

··

··

Data for next mode or all "0"

8

9

10 11 12 13 14

EA0, EA1

··

··

CS/LD

··

··

DO

AO1 - 12

··

· · D7 D6 D5 D4 D3 D2 D1 D0

INVALID DATA

(6bit)

VALID DATA (8bit: MSB first)

··

··

Not change

7. ECL function:

When the ECL pin received high pulse, the data in EEPROM is automatically loaded to each

corresponding D/A, and starting from AO1 to AO12 in order. Then each D/A output is settled to

pre-determined value.

EA0, EA1

EEPROM ADDRESS

ECL

AO1 - 12

INVALID

* Analog outputs are set from AO1 to AO12 in order.

DAD04E-01

- 13 -

2002/11

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