AK4115 Datasheet, PDF (11/64 Pages) Asahi Kasei Microsystems – High Feature 192kHz 24bit Digital Audio Interface Transceiver

ASAHI KASEI
SWITCHING CHARACTERISTICS (Continued)
(Ta=25°C; AVDD, OVDD, DVDD=2.7~3.6V, TVDD=2.7~5.5V; C_L=20pF)
Parameter
Symbol
min
typ
Control Interface Timing (4-wire serial mode)
CCLK Period
tCCK
200
-
CCLK Pulse Width Low
tCCKL
80
-
Pulse Width High
tCCKH
80
-
CDTI Setup Time
tCDS
50
-
CDTI Hold Time
tCDH
50
-
CSN “H” Time
tCSW
150
-
CSN “↓” to CCLK “↑”
CCLK “↑” to CSN “↑”
CDTO Delay
CSN “↑” to CDTO Hi-Z
Control Interface Timing (I²C Bus mode):
tCSS
50
-
tCSH
50
-
tDCD
-
-
tCCZ
-
-
SCL Clock Frequency
fSCL
-
-
Bus Free Time Between Transmissions
tBUF
1.3
-
Start Condition Hold Time (prior to first clock pulse) tHD:STA 0.6
-
Clock Low Time
tLOW
1.3
-
Clock High Time
tHIGH
0.6
-
Setup Time for Repeated Start Condition
tSU:STA 0.6
-
SDA Hold Time from SCL Falling (Note 13)
tHD:DAT
0
-
SDA Setup Time from SCL Rising
tSU:DAT 0.1
-
Rise Time of Both SDA and SCL Lines
tR
-
-
Fall Time of Both SDA and SCL Lines
tF
-
-
Setup Time for Stop Condition
tSU:STO 0.6
-
Capacitive load on bus
Cb
-
-
Pulse Width of Spike Noise Suppressed by Input Filter
tSP
0
-
Reset Timing
PDN Pulse Width
tPW
150
-
Note 13. Data must be held for sufficient time to bridge the 300ns transition time of SCL.
Note 14. I²C is a registered tradmark of Philips Semiconductors.
[AK4115]
max Units
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
45
ns
70
ns
400
kHz
-
µs
-
µs
-
µs
-
µs
-
µs
-
µs
-
µs
0.3
µs
0.3
µs
-
µs
400
pF
50
ns
-
ns
MS0573-E-00
- 11 -
2006/12