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CS47L85 датащи(PDF) 26 Page - Cirrus Logic

номер детали CS47L85
подробное описание детали  Low-Power Smart Codec with Seven DSP Cores, Voice and Media Enhancement, and Integrated Sensor Hub
PDF  370 Pages
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производитель  CIRRUS [Cirrus Logic]
домашняя страница  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS47L85 датащи(HTML) 26 Page - Cirrus Logic

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CS47L85
26
Rev 4.3
Test Conditions
DBVDD1 = DBVDD2 = DBVDD3 = DBVDD4 = CPVDD1 = AVDD = LDOVDD = 1.8V, CPVDD2 = 1.2V
DCVDD = FLLVDD = 1.2V (powered from LDO1), MICVDD = 2.5V (powered from LDO2), SPKVDDL = SPKVDDR = 4.2V,
TA = +25ºC, 1kHz sinusoid signal, fs = 48kHz, PGA gain = 0dB, 24-bit audio data unless otherwise stated.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
External Accessory Detect
Load impedance detection range
Detection via HPDETL pin
(ACCDET_MODE=001)
or HPDETR pin
(ACCDET_MODE=010)
HP_IMPEDANCE_
RANGE=00
4
30
Ω
HP_IMPEDANCE_
RANGE=01
8
100
HP_IMPEDANCE_
RANGE=10
100
1000
HP_IMPEDANCE_
RANGE=11
1000
10000
Load impedance detection range
Detection via MICDET1 or MICDET2
pin (ACCDET_MODE=100)
400
6000
Ω
Load impedance detection accuracy
(result derived from HP_DACVAL,
ACCDET_MODE=001 or 010)
HP_IMPEDANCE_
RANGE=01 or 10
-5
+5
%
HP_IMPEDANCE_
RANGE=00 or 11
-10
+10
Load impedance detection accuracy
(result derived from HP_LVL,
ACCDET_MODE= 001, 010 or 100)
-20
+20
%
Load impedance detection range
Detection via MICDET1 or MICDET2
pin (ACCDET_MODE=000).
2.2k
Ω (2%) MICBIAS resistor.
Note these characteristics assume
no other component is connected to
MICDETn.
for MICD_LVL[0] = 1
0
3
Ω
for MICD_LVL[1] = 1
17
21
for MICD_LVL[2] = 1
36
44
for MICD_LVL[3] = 1
62
88
for MICD_LVL[4] = 1
115
160
for MICD_LVL[5] = 1
207
381
for MICD_LVL[8] = 1
475
30000
Jack Detection input threshold
voltage (JACKDETn)
VJACKDET
Jack insertion
0.9
V
Jack removal
1.5



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