參數(shù)資料
型號: TDA9321H
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: I2C-bus controlled TV input processor
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: PLASTIC, QFP-64
文件頁數(shù): 15/44頁
文件大小: 249K
代理商: TDA9321H
1998 Dec 16
15
Philips Semiconductors
Preliminary specification
I
2
C-bus controlled TV input processor
TDA9321H
Table 35
IF sensitivity
Table 36
Search tuning mode
IFS
IF SENSITIVITY
0
1
normal
reduced
STM
MODE
0
1
normal operation
reduced sensitivity of video ident circuit
Table 37
Video mute
Table 38
PLL demodulator frequency shift
VSW
STATE
0
1
normal operation
VIF signal switched off
L’FA
MODE
0
1
normal IF frequency
frequency shift for L’ standard
Table 39
Output status bits
Note
1.
X = don’t care.
FUNCTION
SUBADDRESS
(HEX)
DATA BYTE
D7
D6
X
(1)
CD2
IN2
ID2
D5
X
(1)
CD1
CMB
ID1
D4
X
(1)
CD0
YC
ID0
D3
D2
D1
D0
Output status bytes
00
01
02
03
POR
CD3
IN1
ID3
SNR
SXD
S2A
IFI
FSI
SXC
S2B
PL
SL
SXB
S1A
AFA
IVW
SXA
S1B
AFB
O
UTPUT CONTROL BITS
Table 40
Power-on reset
Table 41
Signal-to-noise ratio of sync signal
Table 42
Field frequency indication
POR
MODE
0
1
normal
power-down
SNR
SIGNAL-TO-NOISE RATIO
0
1
S/N > 20 dB
S/N < 20 dB
FSI
FREQUENCY
0
1
50 Hz
60 Hz
Table 43
Phase 1 (
1
) lock indication
Table 44
Condition vertical divider
Table 45
Crystal indication (SXA to SXD)
SL
INDICATION
0
1
not locked
locked
IVW
STANDARD VIDEO SIGNAL
0
1
no standard video signal
standard video signal in ‘narrow window’ or
standard TV norm (525 or 625 lines)
SXA to SXD
CONDITIONS
0
1
no crystal connected
crystal connected
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