AK4703 Datasheet, PDF (10/38 Pages) Asahi Kasei Microsystems – AV SCART switch

ASAHI KASEI
AKM CONFIDENTIAL
[AK4703]
SWITCHING CHARACTERISTICS
(Ta = 25°C; VP = 11.4 ∼ 12.6V, VD = 4.75 ∼ 5.25V, VVD1 = VVD2 = 4.75 ∼ 5.25V; C_L = 20pF)
Parameter
Control Interface Timing (I²C Bus):
Symbol
min
typ
max
SCL Clock Frequency
fSCL
-
400
Bus Free Time Between Transmissions
tBUF
1.3
-
Start Condition Hold Time
tHD:STA
0.6
-
(prior to first clock pulse)
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
-
0.3
Fall Time of Both SDA and SCL Lines
tF
-
0.3
Setup Time for Stop Condition
tSU:STO
0.6
-
Pulse Width of Spike Noise
tSP
0
50
Suppressed by Input Filter
Reset Timing
PDN Pulse Width
(Note 14)
tPD
150
Note 13. Data must be held for sufficient time to bridge the 300 ns transition time of SCL.
Note 14. The AK4703 should be reset by PDN pin = “L” upon power up.
Note 15. I²C is a registered trademark of Philips Semiconductors.
Units
kHz
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
ns
ns
Purchase of Asahi Kasei Microsystems Co., Ltd I²C components conveys a license under the Philips I²C patent to use
the components in the I²C system, provided the system conform to the I²C specifications defined by Philips.
Rev. 0.1
- 10 -
2004/03