|
AK4951AEN Datasheet, PDF (16/105 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/HP/SPK-AMP | |||
|
◁ |
[AK4951A]
â DC Characteristics
(Ta =25ï°C; fs=48kHz; AVDD=2.8 ~ 3.5V, SVDD= 1.8 ~ 5.5V, DVDD = 1.6 ~ 1.98V, TVDD = 1.6 or
(DVDD-0.2) ï¾ 3.5V)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Audio Interface & Serial µP Interface
(CDTIO/CAD0, CSN/SDA, CCLK/SCL, I2C, PDN, BICK, LRCK, SDTI, MCKI pins)
High-Level Input Voltage
(TVDD ⥠2.2V) VIH 70%TVDD -
(TVDD < 2.2V) VIH 80%TVDD -
-
V
-
V
Low-Level Input Voltage
(TVDD ⥠2.2V) VIL
-
- 30%TVDD V
(TVDD < 2.2V) VIL
-
- 20%TVDD V
Input Leakage Current
Iin1
-
-
ï±10
ïA
Audio Interface & Serial µP Interface (CDTIO, SDA, BICK, LRCK, SDTO pins Output)
High-Level Output Voltage (Iout = ï80ïA) VOH TVDDï0.2 -
-
V
Low-Level Output Voltage
(Except SDA pin : Iout = 80ïA) VOL1
-
(SDA pin, 2.0V ï£ TVDD ï£ 3.5V: Iout = 3mA) VOL2
-
-
0.2
V
-
0.4
V
(SDA pin, 1.6V ï£ TVDD < 2.0V: Iout = 3mA) VOL2
-
- 20%TVDD V
Digital Microphone Interface (DMDAT pin Input; DMIC bit = â1â)
High-Level Input Voltage
VIH2 65%AVDD -
-
V
Low-Level Input Voltage
VIL2
-
- 35%AVDD V
Input Leakage Current
Iin2
-
-
ï±10
ïA
Digital Microphone Interface (DMCLK pin Output; DMIC bit = â1â)
High-Level Output Voltage (Iout=ï80ïA)
VOH3 AVDD-0.4
-
-
V
Low-Level Output Voltage (Iout= 80ïA)
VOL3
-
-
0.4
V
016001936-E-00
- 16 -
2016/03
|
▷ |