TDA8442 Philips Semiconductors, TDA8442 Datasheet - Page 8

• Manufacturer Part Number: TDA8442
• Description: I2C-bus interface for colour decoders
• Manufacturer: Philips Semiconductors

Philips Semiconductors
I
Bus loading conditions: 4k pull-up resistor to +5 V; 200 pF capacitor to GND.
All values are referred to V
March 1991
2
Bus free before start
Start condition set-up time
Start condition hold time
LOW period SCL, SDA
HIGH period SCL
Rise time SCL, SDA
Fall time SCL, SDA
Data set-up time (write)
Data hold time (write)
Acknowledge (from TDA8442) set-up time t
Acknowledge (from TDA8442) hold time
Stop condition set-up time
C-BUS TIMING
I
Reference levels are 10 and 90%.
2
C-bus interface for colour decoders
PARAMETER
IH
= 3 V and V
IL
= 1.5 V.
Fig.5 I
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
2
SYMBOL
C-bus timing; TDA8442.
8
4.0
4.0
4.0
4.0
4.0
1
1
0
4.0
MIN.
TYP.
1.0
0.30
3.5
MAX.
Product specification
TDA8442
s
s
s
s
s
s
s
s
s
s
s
s
UNIT