FI1216MF Datasheet, PDF (12/24 Pages) NXP Semiconductors – Desktop video tuner multi system CCIR L/L’ and B/G

Philips Components
Desktop video tuner
multi system CCIR L/L’ and B/G
Preliminary specification
FI1216MF MK2
Video and audio characteristics (see Fig.2)
PARAMETER
CVBS characteristics:
video amplitude signal at pin 23
DC level sync pulse at pin 23
Video amplitude drop with respect to modulation
0.1 MHz at T_amb = 45 °C:
at 2 MHz
at 3 MHz
at 4 MHz
at 4.43 MHz
Sound carrier rejection
Residual 40.4 MHz signal in video channel:
level of 1.5 MHz
Residual 77.8 MHz signal in video channel
Second IF sound output level at level of 5.5 MHz
Test on 2T pulse at T_amb = 45 °C:
2T pulse/bar response for L mode
2T pulse response for L mode
2T pulse/bar response for B/G mode
2T pulse response for B/G mode
CVBS S/N (unweighted)
Gain limited sensitivity at 1 dB reduction
of video output
B/G audio characteristics:
AF output level measured via LP 20 kHz filter,
RMS detector, 50 µs de-emphasis
THD (Total Harmonic Distortion) measured via
LP 20 kHz filter, RMS detector, 50 µs
de-emphasis
S/N measured via CCIR filter, peak
CCIR detector, 50 µs de-emphasis
L/L’ audio characteristics:
AF output level measured via LP 20 kHz filter,
RMS detector
THD (Total Harmonic Distortion) measured via
LP 20 kHz filter, RMS detector
S/N measured via CCIR filter, peak
CCIR detector
AM suppression ratio
Aerial input level for S/N = 45 dB:
system B/G
system L
TEST SIGNAL
A1 (peak-to-peak value)
A1
A1
A1
A1
A1
A1 + B3
A1 + B3
A2
A2 + B1
A1
A1
A1
A1
A1 + B1
A3
A2 + B3
A2 + B3
A2 (6 kHz sine wave,
black-to-white) + B3
A1 + B2
A1 + B2
A1 (black) + B2
A1 + B2
A2 (black) + B3
A1 (black) + B2
TEST
POINT
MIN.
TYP.
MAX.
UNIT
BU4 0.7 0.9 1.1 V
BU4 − 0.35 −
V
BU4 −1.5 −
BU4 −2.5 −
BU4 −4.0 −
BU4 −6.0 −
BU4 40 −
BU4 − −
+1.5 dB
+1.5 dB
+2.0 dB
+2.0 dB
−
dB
68 dBµV
BU4 − −
BU5 84 −
80 dBµV
−
dBµV
BU4 −3.0 −
BU4 − −
BU4 −4.5 −
BU4 − −
BU4 40 −
BU4 −
−
+3.0
+3.0
+3.0
+5.0
−
30
%
%
%
%
dB
dBµV
BU6 0.25 0.35 0.50 V
BU6 − 0.15 0.5 %
BU6 40 47 −
dB
BU6 0.40 0.50 0.60 V
BU6 − 0.7 1.5 %
BU6 41 46 −
dB
BU6 40 − −
dB
BU4 −
BU4 −
35 40
40 45
dBµV
dBµV
1996 Jul 09
12