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參數(shù)資料
| 型號： | TDA8732 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | NICAM-728 demodulator NIDEM |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP20 |
| 封裝： | 0.300 INCH, PLASTIC, EIAJ, SC-603, SOT-146-1, DIP-20 |
| 文件頁數(shù)： | 4/14頁 |
| 文件大小： | 96K |
| 代理商： | TDA8732 |
April 1993
4
Philips Semiconductors
Product specification
NICAM-728 demodulator (NIDEM)
TDA8732
PINNING
SYMBOL
PIN
DESCRIPTION
CLKLPF
V
EEA
QPSKIN
V
CCA
CFI
CFO
SFO
SFI
CARLPF
CAROSC
1
2
3
4
5
6
7
8
9
10
transconductance output for bit-rate loop low-pass filter
ground for analog circuitry
QPSK modulated data input
power supply for analog circuitry
baseband cosine channel input after filtering
demodulated cosine channel output to low-pass filter
demodulated sine channel output to low-pass filter
baseband sine channel input after filtering
transconductance output for carrier loop low-pass filter
crystal input for carrier oscillator (frequency is 11.7 MHz
or 13.104 MHz)
monostable components connection for quadrature data
transition detector
power supply for digital circuitry
monostable components connection for in-phase data
transition detector
ground for digital circuitry
728 kbit/s demodulated and differentially decoded serial
data output
bit-rate clock input at 728 kHz, phase-locked to the data
output clock frequency at 728 kHz
reference frequency output at
5.824 MHz (8 x CLK)
input for test purpose (grounded for normal operation)
crystal input for clock oscillator (frequency is 11.648 MHz)
QMC
11
V
CCD
IMC
12
13
V
EED
DATA
14
15
CLKIN
CLK
C5M
16
17
18
TEST
CLKOS
19
20
Fig.2 Pin configuration.
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