参数资料
型号: MAS3587F
厂商: Electronic Theatre Controls, Inc.
元件分类: 通用总线功能
英文描述: MPEG Layer 3 Audio Encoder/Decoder
中文描述: MPEG层3音频编码器/解码器
文件页数: 72/83页
文件大小: 734K
代理商: MAS3587F
MAS 3587F
ADVANCE INFORMATION
72
Micronas
4.6.4. Analog Characteristics
at T
A
= T
A2
, V
SUPD
= 2.5...3.6 V, V
SUPA
= 2.2 ... 3.6 V, f
Crystal
= 13...20 MHz,
typical values at T
A
= 25
°
C and f
CRYSTAL
= 18.432 MHz
Symbol
Parameter
Pin Name
Min.
Typ.
Max.
Unit
Test Conditions
Analog Supply
I
AVDD
Current consumption analog
audio
AVDD0/1
5
mA
V
SUPA
= 2.2 V, Mute
I
QOSC
Current consumption crystal
oscillator
AVDD0/1
200
μ
A
Codec = off
DSP = off
DC/DC = on
I
STANDBY
10
Codec = off
DSP = off
DC/DC = off
Crystal Oscillator
V
DCCLK
DC voltage at oscillator pins
XTI, XTO
0.5
V
SUPA
V
ACLK
Clock amplitude
0.5
V
SUPA
0.5
V
PP
if crystal is used
C
IN
Input capacitance
3
pF
R
OUT
Output resistance
XTO
220
V
SUPA
= 2.2 V
125
V
SUPA
= 2.7 V
94
V
SUPA
= 3.3 V
Analog Audio
V
AI
Analog line input clipping
level (at minimum analog
input gain,i.e.
3 dB)
INL/R
V
pp
V
SUPA
Bits 15, 14
in Reg. 6A
hex
2.2
>2.2 V
00
2.6
>2.4 V
01
3.2
>3.0 V
10
V
MI
Microphone input clipping
level (at minimum analog
input gain, i.e. +21 dB)
MICIN
mV
pp
V
SUPA
Bits 15,14
in Reg. 6A
hex
141
>2.0 V
00
167
>2.4 V
01
282
>3.0 V
10
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