ADAV4622 Analog Devices, ADAV4622 Datasheet - Page 4

• Manufacturer Part Number: ADAV4622
• Description: Audio Processor for Advanced TV with Sound IF Demodulator and Stereo Decoder
• Manufacturer: Analog Devices

Specifications of ADAV4622

• Instructions/cycles: 2560
• Dac Dnr (db): 94dB
• Dac Thd+n: 86dB
• Product Description: Audio Processor for Advanced TV with Sound IF Demodulator and Stereo Decoder

ADAV4622
SPECIFICATIONS
AVDD = 3.3 V, DVDD = 1.8 V, ODVDD = 3.3 V, operating temperature = −40°C to +85°C, master clock = 24.576 MHz, measurement
bandwidth = 20 Hz to 20 kHz, ADC input signal = DAC output signal = 1 kHz, unless otherwise noted.
PERFORMANCE PARAMETERS
Table 1.
Parameter
SIF ADC INPUT SECTION
Analog Input Frequency Range
Recommended Analog Input Level
Maximum Analog Input Range
Input Impedance
DC Bias Level
SIF Input Isolation
FM Limiting Sensitivity
FM Output Level at 25% Deviation Mode
FM Output Level at 50% Deviation Mode
FM Output Level at 100% Deviation Mode
FM Output Level at 200% Deviation Mode
Min
Typ
90 ± 18 dB
1.6
12
6
2.3
1.9
60
32
31
31
34
28.5
30
53.7
53.6
56.3
56.7
53.7
53.6
56.3
56.7
53.7
53.6
56.3
56.7
53.7
53.6
56.3
56.7
Rev. B | Page 4 of 28
Max
10
Unit
MHz
dBu
V p-p
kΩ
KΩ
kΩ
V
dB
dBu
dBu
dBu
dBu
dBu
dBu
% FS
% FS
% FS
% FS
% FS
% FS
% FS
% FS
% FS
% FS
% FS
% FS
% FS
% FS
% FS
% FS
Test Conditions/Comments
FM, AGC in PGA priority mode
Default setting
PGA Gain = 0 dB
PGA Gain = 10 dB
PGA Gain = 20 dB
SIF_IN1 to SIF_ IN2
A2 (DK), Mono, deviation mode = 100%, f
Δf = 50 kHz, BW = 20 Hz to 15 kHz, rms detector
A2 (I), Mono, deviation mode = 100%, f
Δf = 50 kHz, BW = 20 Hz to 15 kHz, rms detector
A2 (BG), Mono, deviation mode = 100%, f
Δf = 50 kHz, BW = 20 Hz to 15 kHz, rms detector
BTSC (M, N), Mono, deviation mode = 100%,
f
rms detector
A2 (M), Mono, deviation mode = 100%, f
Δf = 25 kHz, BW = 20 Hz to 15 kHz, rms detector
EIAJ (M), Mono, deviation mode = 100%, f
Δf = 25 kHz, BW = 20 Hz to 15 kHz, rms detector
A2 (DK, I, BG), Mono, V
Δf = 12.5 kHz, rms detector
BTSC (M, N), Mono, V
Δf = 6.25 kHz, rms detector
A2 (M), Mono, V
Δf = 6.25 kHz, rms detector
EIAJ (M), Mono, V
Δf = 6.25 kHz, rms detector
A2 (DK, I, BG), Mono, V
Δf = 25 kHz, rms detector
BTSC (M, N), Mono, V
Δf = 12.5 kHz, rms detector
A2 (M), Mono, V
Δf = 12.5 kHz, rms detector
EIAJ (M), Mono, V
Δf = 12.5 kHz, rms detector
A2 (DK, I, BG), Mono, V
Δf = 50 kHz, rms detector
BTSC (M, N), Mono, V
Δf = 25 kHz, rms detector
A2 (M), Mono, V
rms detector
EIAJ (M), Mono, V
rms detector
A2 (DK, I, BG), Mono, V
Δf = 100 kHz, rms detector
BTSC (M, N), Mono, V
Δf = 50 kHz, rms detector
A2 (M), Mono, V
rms detector
EIAJ (M), Mono, V
rms detector
FM
= 400 Hz, Δf = 25 kHz, BW = 20 Hz to 15 kHz,
SIF
SIF
SIF
SIF
SIF
SIF
SIF
SIF
= 100 mV, f
= 100 mV, f
= 100 mV, f
= 100 mV, f
= 100 mV, f
= 100 mV, f
= 100 mV, f
= 100 mV, f
SIF
SIF
SIF
SIF
SIF
SIF
SIF
SIF
= 100 mV, f
= 100 mV, f
= 100 mV, f
= 100 mV, f
= 100 mV, f
=100 mV, f
= 100 mV, f
= 100 mV, f
FM
FM
FM
FM
FM
FM
= 400 Hz, Δf = 50 kHz,
= 400 Hz, Δf = 25 kHz,
FM
FM
= 400 Hz, Δf = 25 kHz,
= 400 Hz, Δf = 50 kHz,
= 400 Hz,
= 400 Hz,
FM
FM
= 400 Hz,
= 400 Hz,
FM
FM
FM
FM
= 400 Hz,
= 400 Hz,
FM
FM
= 400 Hz,
= 400 Hz,
= 400 Hz,
= 400 Hz,
= 400 Hz,
= 400 Hz,
FM
FM
FM
FM
FM
= 400 Hz,
= 400 Hz,
= 400 Hz,
= 400 Hz,
= 400 Hz,