TDA8443A Philips Semiconductors, TDA8443A Datasheet - Page 11

• Manufacturer Part Number: TDA8443A
• Description: I2C-bus controlled YUV/RGB switch
• Manufacturer: Philips Semiconductors

Philips Semiconductors
TIMING CHARACTERISTICS
I
all values are referenced to V
Note
1. Timing t
1995 Mar 07
2
handbook, full pagewidth
t
t
t
t
t
t
t
t
t
t
t
t
BUF
SU;STA
HD;STA
LOW
HIGH
r
f
SU;DAT
HD;DAT
SU;ACK
HD;ACK
SU;STO
C-bus load conditions: 4 k pull-up resistor to +5 V; 200 pF capacitor to GND;
I
2
SYMBOL
before transmission may be resumed.
C-bus controlled YUV/RGB switch
HD;DAT
(WRITE)
SDA
time bus must be free before start
set-up time for start condition
hold time for start condition
SCL and SDA LOW time
SCL HIGH time
SCL and SDA rise time
SCL and SDA fall time
data set-up time (write)
data hold time (write)
acknowledge set-up time
acknowledge hold time
set-up time for stop condition
deviates from the I
SCL
t SU; STA
PARAMETER
IH
t BUF
= 3 V and V
2
C-bus specification. After reset has been activated, a delay of 50 s must occur
t f
IL
Fig.4 I
t HD; STA
= 1.5 V; see Fig.4.
t HD; DAT
t r
2
t LOW
C-bus timing diagram.
note 1
11
CONDITIONS
t SU; DAT
t SU; ACK
t HIGH
4.7
4.7
4.0
4.7
4.0
250
1.0
0
4.7
MIN.
t HD; ACK
1.0
0.3
2
t SU; STO
t LOW
TYP.
Product specification
MLD005
TDA8443A
ns
s
s
s
s
s
s
s
s
s
s
s
MAX.