AK5351 Datasheet, PDF (4/19 Pages) Asahi Kasei Microsystems – Enhanced Dual bit 20bit ADC

ASAHI KASEI
21
SDATA
22
CMODE
23
SMODE1
15
SMODE2
24
VB
[AK5351]
O Serial Data Output pin
Data are output with MSB first, in 2's complement format.
After 20 bits are output it turns to "L". It also remains "L" at a
power-down mode(PD="L").
I Master Clock Selection pin
"L": MCLK=256fs
"H": MCLK=384fs
I Serial Interface Mode Select pin
I
Defines the directions of LRCK, SCLK and FSYNC pins and
Output Data Format. SMODE2 is pull-down pin.
SMODE1 SMODE2
MODE
LRCK
L
L
Slave mode: MSB justified : H/L
H
L
Master mode: Similar to I²S : H/L
L
H
Slave mode: I²S
: L/H
H
H
Master mode: I²S
: L/H
- Substrate Power Supply, +5V
0166-E-00
-4-
1997/4