參數(shù)資料
型號： PCD6003U
廠商： NXP SEMICONDUCTORS
元件分類： 通信及網(wǎng)絡(luò)
英文描述： Digital telephone answering machine chip
中文描述： SPECIALTY TELECOM CIRCUIT, UUC
文件頁數(shù)： 80/96頁
文件大?。?/td> 385K
代理商： PCD6003U
2001 Apr 17
80
Philips Semiconductors
Product specification
Digital telephone answering machine chip
PCD6003
17.5
For all values specified, V
REF
is tuned to 2.0 V; unless mentioned differently, typical values for the analog-to-digital and
digital-to-analog filter characteristics conform to the G.712 specification.
CODECs
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Analog-to-digital path performance
V
MIC
R
MIC(DM)
maximum microphone input level
microphone input resistance from
MICM to MICP, differential mode
microphone input resistance from
MICM to V
SSA
or MICP to V
DDA
,
common mode
maximum line input level
line input resistance from LIFMIN1 to
LIFPIN, differential mode
minimum line input resistance from
LIFMIN1 to VSSA or LIFPIN to V
DDA
,
common mode
minimum line input resistance from
LIFMIN2 to LIFPIN, differential mode
minimum line input resistance from
LIFMIN2 to V
SSA
, common mode
typical analog-to-digital path gain of
CODEC1/ CODEC2 from LIF/MIC to
DR1/DR2
notes 1 and 2
notes 3 and 4
250
8
dBm
k
R
MIC(CM)
notes 3 and 5
25
k
V
LIFIN(max)
R
LIFIN1(dif)
notes 1 and 6
notes 3 and 7
1000
8
dBm
k
R
LIFIN1(CM)
notes 3 and 8
25
k
R
LIFIN2(dif)
notes 3 and 9
50
k
R
LIFIN2(CM)
notes 3 and 10
1000
k
G
(A/D)(7dB)
G
(A/D)(23dB)
G
(A/D)(35dB)
G
(A/D)(preamp)
notes 1 and 11
notes 1 and 12
notes 1 and 13
notes 1 and 14
7.1
23.5
35.5
14.5
dB
dB
dB
dB
additional path gain for CODEC2
microphone preamplifier
delta analog-to-digital path gain of
CODEC1/ CODEC2 from LIF/MIC to
DR1/DR2
analog-to-digital idle channel noise
G
(A/D)(7dB/23dB)
G
(A/D)(35dB)
notes 1 and 15
1
notes 1 and 16
1.5
0
0
1
1.5
dB
dB
F
(A/D)(idle)
S/(N+THD)
(A/D)(
25)
analog-to-digitalsignal-to-(noise + total
harmonic distortion) ratio for CODEC2
at 23 dB gain
S/(N+THD)
(A/D)(
65)
S/(N+THD)
(A/D)(
9)
analog-to-digitalsignal-to-(noise + total
harmonic distortion) ratio for CODEC1
at 7 dB gain
S/(N+THD)
(A/D)(
49)
t
d(g)(A/D)
analog-to-digital path group delay
Digital-to-analog path performance
notes 1 and 17
notes 1 and 18
notes 1 and 19 40
notes 1 and 20
notes 1 and 21
notes 1 and 22
notes 1 and 23 24
85
76
52
36
78
62
38
500
75
dBm0p
dBp
dBp
dBp
dBp
dBp
dBp
μ
s
S/(N+THD)
(A/D)(
49)
S/(N+THD)
(A/D)(
25)
V
LIFOUT(dif)
maximum line interface differential
output level
line interface output resistance
maximum speaker differential output
level
speaker output resistance
note 24
1400
mV
R
LIFOUT
V
SPKRD
note 25
note 26
20
1400
mV
R
SPKR
note 25
8
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