[AK4711]
SWITCHING CHARACTERISTICS
(Ta = 25°C; VP = 10.8 ∼ 13.2V, VD1=VD2= VVD=HDVVD= 3.13 ∼ 3.47V)
Parameter
Symbol
min
typ
max
Units
Control Interface Timing (I2C Bus):
SCL Clock Frequency
fSCL
tBUF
tHD:STA
-
1.3
0.6
400
-
-
kHz
μs
μs
Bus Free Time Between Transmissions
Start Condition Hold Time
(prior to first clock pulse)
Clock Low Time
Clock High Time
Setup Time for Repeated Start Condition
tLOW
tHIGH
tSU:STA
1.3
0.6
0.6
0
0.1
-
-
0.6
0
-
-
-
-
-
0.3
0.3
-
μs
μs
μs
μs
μs
μs
μs
μs
ns
SDA Hold Time from SCL Falling (Note 16) tHD:DAT
SDA Setup Time from SCL Rising
Rise Time of Both SDA and SCL Lines
Fall Time of Both SDA and SCL Lines
Setup Time for Stop Condition
Pulse Width of Spike Noise
tSU:DAT
tR
tF
tSU:STO
tSP
50
Suppressed by Input Filter
Capacitive load on bus
Reset Timing
PDN Pulse Width
Cb
400
pF
ns
(Note 17)
tPD
150
Note 16. Data must be held for sufficient time to bridge the 300 ns transition time of SCL.
Note 17. The AK4711 should be reset once by bringing the PDN pin = “L” after all power supplies are supplied.
Note 18. I2C-bus is a trademark of NXP B.V.
Rev. 0.4
2011/07
- 11 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
