SAA7127 PHILIPS [NXP Semiconductors], SAA7127 Datasheet - Page 28

• Manufacturer Part Number: SAA7127
• Description: Digital video encoder
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
CHARACTERISTICS
V
1999 May 31
Supplies
V
V
I
I
Inputs
V
V
I
C
Outputs; pins RCV1, RCV2 and TTXRQ
V
V
I
V
V
I
V
I
Clock timing (pins LLC1 and XCLK)
T
t
t
Input timing; pins LLC1, RCV1, RCV2, MP7 to MP0, RTCI, SA and TTX
t
t
Crystal oscillator
f
DDA
DDD
LI
2
i
o
r
f
SU;DAT
HD;DAT
n
DDD
SYMBOL
LLC1
f/f
DDA
DDD
IL
IH
OL
OH
C-bus; SDA and SCL
IL
IH
OL
i
Digital video encoder
n
= 3.0 to 3.6 V; T
analog supply voltage
digital supply voltage
analog supply current
digital supply current
LOW-level input voltage (pins LLC1, RCV1,
RCV2, MP7 to MP0, RTCI, SA, RESET
and TTX)
HIGH-level input voltage (pins LLC1, RCV1,
RCV2, MP7 to MP0, RTCI, SA, RESET
and TTX)
input leakage current
input capacitance
LOW-level output voltage
HIGH-level output voltage
LOW-level input voltage
HIGH-level input voltage
input current
LOW-level output voltage (pin SDA)
output current
cycle time
duty factor t
duty factor t
rise time
fall time
input data set-up time
input data hold time
nominal frequency (usually 27 MHz)
permissible deviation of nominal frequency
amb
HIGH
HIGH
= 0 to 70 C; unless otherwise specified.
PARAMETER
/T
/T
LLC1
XCLK
28
note 1
V
clocks
data
I/Os at high-impedance
I
I
V
I
during acknowledge
note 2
LLC1 input
XCLK output typical
50%
note 2
note 2
3rd-harmonic
note 3
OL
OH
OL
DDD
i
= LOW or HIGH
= 2 mA
= 3 mA
= 2 mA
CONDITIONS
= 3.3 V; note 1
SAA7126H; SAA7127H
3.15
3.0
2.0
2.4
0.7V
3
34
40
40
6
3
0.5
0.5
10
50
MIN.
DD(I2C)
3.45
3.6
100
46
+0.8
V
1
10
8
8
0.4
0.3V
V
+10
0.4
41
60
60
5
6
30
+50
DDD
DD(I2C)
Product specification
MAX.
DD(I2C)
+ 0.3
+ 0.3 V
mA
mA
V
V
pF
pF
pF
V
V
V
V
mA
ns
%
%
ns
ns
ns
ns
MHz
10
V
V
UNIT
A
A
6