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Philips Semiconductors
Switch for CTV receivers
PARAMETER
(11)
Bus free before start
Start condition set-up time
Start condition hold time
SCL, SDA LOW period
SCL, HIGH period
SCL, SDA rise time
SCL, SDA fall time
Data set-up time (write)
Data hold time (write)
Acknowledge (from TDA8440) set-up time
Acknowledge (from TDA8440) hold time
Stop condition set-up time
Notes to the characteristics
1. Also if the supply is switched off.
2. Caused by drive on any other input at maximum level, measured in B = 5 MHz, source impedance
for the used input 75 ,
crosstalk
=
20
log
V
video noise (p-p) (2 V)
O
3.
S/N
20
log
----------------------------------------------------------------------
=
V
noise rms B = 5 MHz
O
4. Supply voltage ripple rejection = 20
V
nominal (0,5 V)
O
5.
S/N = 20
log
------------------------------------------------------ -
V
noise B = 20 kHz
O
6. Caused by drive of any other input at maximum level, measured in B = 20 kHz, source impedance
of the used input = 1 k ,
crosstalk = 20
log
-------------------- - according to DIN 45405 (CCIR 468).
V
7. f = 20 Hz to 20 kHz.
8. All outputs are short-circuit proof (static).
9. The inputs and output (apart from SDA, SCL and OFF) withstand tests of MIL-STD-883 C. It is advisable to
connected series resistors to these pins.
10. Timings t
and t
S, DAT
only be started after a 50 s delay.
2
11. I
C bus load conditions are as follows:
4k pull-up resistor to
All values are referred to V
November 1985
V
out
--------------------- -
V
max
IN
˙
.
V
r
log
-------------------------------- at f = max. 100 kHz.
V
on output
r
˙˙
.
V
out
max
in
deviate from the I
H, DAT
5 V; 200 pF to GND.
= 3 V and V
= 1,5 V.
IH
IL
SYMBOL
t
BUF
t
s(STA)
t
h(STA)
t
LOW
t
HIGH
t
r
t
f
t
s(DAT)
t
h(DAT)
t
s(CAC)
t
h(CAC)
t
s(STO)
supply
2
C bus specification. After reset has been activated, transmission may
9
Product specification
MIN.
TYP.
4
4
4
4
4
1
0,3
1
1
2
0
4
TDA8440
MAX.
UNIT
s
s
s
s
s
s
s
s
s
s
s
s
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