參數(shù)資料
型號: IDT821054PQFG
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 32/45頁
文件大?。?/td> 0K
描述: IC PCM CODEC QUAD MPI 64-PQFP
標準包裝: 84
類型: PCM 編解碼器/濾波器
數(shù)據接口: PCM 音頻接口
ADC / DAC 數(shù)量: 4 / 4
三角積分調變:
電壓 - 電源,模擬: 4.75 V ~ 5.25 V
電壓 - 電源,數(shù)字: 4.75 V ~ 5.25 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 64-QFP
供應商設備封裝: 64-PQFP(14x14)
包裝: 管件
其它名稱: 800-2516-5
821054PQFG
IDT821054PQFG-ND
38
IDT821054 QUAD PROGRAMMABLE PCM CODEC WITH MPI INTERFACE
INDUSTRIAL TEMPERATURE RANGE
7.4
GROUP DELAY
7.5
DISTORTION
Parameter
Description
Min.
Typ.
Max.
Units
Test Conditions
DXR
Transmit delay, relative to 1800 Hz
f = 500 to 600 Hz
f = 600 to 1000 Hz
f = 1000 to 2600 Hz
f = 2600 to 2800 Hz
280
150
80
280
s
DRR
Receive delay, relative to 1800 Hz
f = 500 to 600 Hz
f = 600 to 1000 Hz
f = 1000 to 2600 Hz
f = 2600 to 2800 Hz
50
80
120
150
s
Parameter
Description
Min.
Typ.
Max.
Units
Test Conditions
STDX
Transmit signal to total distortion ratio
A-law:
input level = 0 dBm0
input level =
30 dBm0
input level =
40 dBm0
input level =
45 dBm0
-law:
input level = 0 dBm0
input level =
30 dBm0
input level =
40 dBm0
input level =
45 dBm0
36
30
24
36
31
27
dB
ITU-T O.132
Sine wave method, psophometrically weighted
for A-law and C-message weighted for -law.
STDR
Receive signal to total distortion ratio
A-law:
input level = 0 dBm0
input level =
30 dBm0
input level =
40 dBm0
input level =
45 dBm0
-law:
input level = 0 dBm0
input level =
30 dBm0
input level =
40 dBm0
input level =
45 dBm0
36
30
24
36
31
27
dB
ITU-T O.132
Sine wave method, psophometrically weighted
for A-law and C-message weighted for -law.
SFDX
Single frequency distortion, transmit
42
dBm0
200 to 3400 Hz, 0 dBm0 input, output any other
single frequency
≤ 3400 Hz
SFDR
Single frequency distortion, receive
42
dBm0
200 to 3400 Hz, 0 dBm0 input, output any other
single frequency
≤ 3400 Hz
IMD
Intermodulation distortion
42
dBm0
Transmit or receive, two frequencies in the range
of 300 to 3400 Hz at
6 dBm0
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