TDA8822M Philips Semiconductors, TDA8822M Datasheet - Page 15

• Manufacturer Part Number: TDA8822M
• Description: Universal I2C-bus programmable RF modulator
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1997 Jan 08
NICAM characteristics
Z
P/N
f
BER
EHD
Channel characteristics
f
f
V
V
Z
SPU
SPU
SPU
SPU
SPU
CHR
NIC
Video charge pump output and video tuning amplifier: VCP and VVT
I
I
V
I
Audio charge pump output: ACP
I
I
V
NICAM
RF
RF(acc)
VCP
VCP(lk)
VVT(lk)
ACP
ACP(lk)
SYMBOL
NICAM
o(RF)
RF
RF(flat)
VVT(min)
ACP
Universal I
modulator
BEAT
o
2PC
2SC
3SC
fref
BEAT
NICAM input impedance
level between picture carrier and
NICAM carrier
frequency response of the NICAM
input
bit error rate
eye-height degradation
RF frequency range
picture carrier accuracy
output level on RF outputs during sync.
pulse, loaded with 75
flatness of the RF output level across
each band
RF output impedance
spurious outside channel
RF second harmonic level
sound carrier second harmonic level
sound carrier third harmonic level
reference frequency spurious
chroma beat
NICAM beat
output current
off-state leakage current
minimum tuning voltage on pin VVT
leakage current on pin VVT
output current
off-state leakage current
tuning voltage range for the audio PLL,
on pin ACP
2
C-bus programmable RF
PARAMETER
NICAM input
level = 150 mV (p-p);
no video signal
for frequencies between 5
and 8 MHz; reference for
6.5 MHz
note 11
note 11
with application VHF 1
with application VHF 3
with application UHF
note 7
between 45 and 860 MHz 77
reference is centre of
each band
single ended
note 8
on asymmetrical output at
low end of UHF band
measured with Philips
application board
note 9
note 10
27 k resistor between
pin VVT and +33 V
27 k resistor between
pin VVT and +33 V; high
impedance test mode
15
CONDITIONS
10
47
174
470
1.5
23
1
75
2
10
10
MIN.
10
4
80
0
75
50
3
TYP.
20
65
65
Preliminary specification
6
+1
88
230
860
+75
83
2
10
0.2
10
10
4.5
TDA8822
17
40
10
60
60
40
63
63
MAX.
k
dB
dB
%
MHz
MHz
MHz
kHz
dB V
dB
dBc
dBc
dBc
dBc
dBc
dBc
dBc
nA
V
nA
V
UNIT
A
A
A