AK4319A View Datasheet(PDF) - Asahi Kasei Microdevices

Part Name

Description

Manufacturer

AK4319A

18Bit SCF DAC

Asahi Kasei Microdevices 

ASAHI KASEI

„ Audio Serial Interface Format

[AK4319A]

Data is shifted in via the SDATA pin using BICK and LRCK inputs. Four serial data modes can be

selected by the DIF0 and DIF1 pins as shown in Table 2 . In all modes the serial data is MSB-first, 2's

compliment format and is latched on the rising edge of BICK. Mode 2 can be used for 16 MSB justified

formats by zeroing the unused LSBs.

DIF1 DIF0

Mode

BICK Figure

0 0 0: 16bit LSB Justified

≥32fs Figure 2

0 1 1: 18bit LSB Justified

≥36fs Figure 2

1 0 2: 18bit MSB Justified

≥36fs Figure 3

1 1 3: I2S Compatible

≥36fs Figure 4

or 32fs

Table 2 . Serial Data Modes

Figure 3 . Mode 0,1 Timing

Figure 4 . Mode 2 Timing

M0011-E-01

Figure 5 . Mode 3 Timing

- 10 -

1998/6

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