參數(shù)資料
型號: PCM1740
英文描述: CONN,CPRSN,2-WAY
中文描述: 立體聲音頻數(shù)模轉(zhuǎn)換器與石英振蕩器和PLL
文件頁數(shù): 2/20頁
文件大?。?/td> 359K
代理商: PCM1740
2
PCM1740
SPECIFICATIONS
All specifications at T
A
= +25
°
C, V
CC
= V
DD
= V
PP
= 5.0V, f
S
= 44.1kHz, system clock = 384f
S
, 16-bit data, unless otherwise noted.
PCM1740E
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
RESOLUTION
16
Bits
DATA FORMAT
Audio Interface Format
Audio Data Bit Length
Audio Data Format
Sampling Frequency (f
S
)
Standard/I
2
S Selectable
16/20/24 Selectable
MSB First, Two’s Binary Complement
32
44.1
16
22.05
64
88.2
256f
S
/384f
S
Bits
Standard (f
S
)
Half (f
S
)
Double (f
S
)
48
24
96
kHz
kHz
kHz
Internal System Clock Frequency
DIGITAL INPUT/OUTPUT
Logic Family
High Level Input Voltage: V
IH(1), (2)
Low Level Input Voltage: V
IL(1), (2)
High Level Input Current: I
IH(1), (2)
Low Level Input Current:
I
IL(1)
I
IL(2)
High Level Output Voltage: V
OH(3)
Low Level Output Voltage:
V
OH(3)
V
OL(4)
Input Logic
TTL Compatible
2.0
VDC
VDC
μ
A
0.8
±
10
V
IH
= V
DD
V
IL
= 0V
V
IL
= 0V
I
OH
= –2mA
±
10
–120
μ
A
μ
A
VDC
V
DD
– 0.5V
I
OL
= 4mA
I
OL
= 2mA
0.5
0.5
VDC
VDC
DIGITAL INPUT/OUTPUT of I
2
C-BUS INTERFACE
High Level Input Voltage: V
IH(5)
Low Level Input Voltage: V
IL(5)
Low Level Output Voltage: V
OL(6)
Output Fall Time: t
OF(7)
Input Logic Current: I
I(8)
Capacitance for each I/O pin: C
I(5)
3.0
–0.3
0
V
V
V
ns
μ
A
pF
1.5
0.4
250
10
10
10% to 90% of V
DD
–10
VCXO CHARACTERISTICS (MCKO)
Crystal Clock Frequency
(9)
Crystal Clock Accuracy
(9)
XTUN Tuning Voltage Range
(10)
XTUN Input Impedance
(10)
Output Clock Frequency
Output Clock Accuracy
VCXO Tuning Range
Output Clock Duty Cycle
Output Clock Jitter
Output Rise Time
Output Fall Time
Response Time
(11)
Power Up Time
(12)
27MHz, Fundamental Crystal
27.0000
±
30
MHz
ppm
V
k
MHz
ppm
ppm
%
ps
ns
ns
μ
s
ms
0
3.0
60
XTUN = 1.3V
XTUN = 1.3V
XTUN = 0V – 3V
10pF Load
Standard Deviation
20% to 80% V
DD
, 10pF Load
80% to 20% V
DD
, 10pF Load
27.0000
±
50
300
45
100
4
4
35
55
10
5
PLL AC CHARACTERISTICS (SCKO)
Output Clock Frequency
Output Clock Duty Cycle
Output Clock Jitter
Output Rise Time
Output Fall Time
Frequency Transition Time
(13)
Power Up Time
(14)
MCKO = 27.0MHz
10pF Load
Standard Deviation
20% to 80% V
DD
, 10pF Load
80% to 20% V
DD
, 10pF Load
4.096
40
36.864
60
MHz
%
ps
ns
ns
ms
ms
50
150
4
4
20
30
15
DYNAMIC PERFORMANCE
(15)
THD+N:
V
OUT
= 0dB
f
S
= 44.1kHz
f
S
= 96kHz
f
S
= 44.1kHz
f
S
= 96kHz
0.0035
0.007
0.0035
0.007
94
90
94
90
92
88
±
1.0
0.01
%
%
%
%
dB
dB
dB
dB
dB
dB
dB
V
OUT
= –60dB
0.01
Dynamic Range
f
S
= 44.1kHz, EIAJ, A-Weighted
f
S
= 96kHz, A-Weighted
f
S
= 44.1kHz, EIAJ, A-weighted
f
S
= 96kHz, A-weighted
f
S
= 44.1kHz
f
S
= 96kHz
V
OUT
= –90dB
90
Signal-to-Noise Ratio
(16)
90
Channel Separation
88
Level Linearity Error
相關PDF資料
PDF描述
PCM1740E Stereo Audio DIGITAL-TO-ANALOG CONVERTER with VCXO and PLL
PCM1741 %2B3.3V Single-Supply, 24-Bit, 96kHz Sampling Enhanced Multilevel, Delta-Sigma, Audio DIGITAL-TO-ANALOG CONVERTER
PCM1741E +3.3V Single-Supply, 24-Bit, 96kHz Sampling Enhanced Multilevel, Delta-Sigma, Audio DIGITAL-TO-ANALOG CONVERTER
PCM1742 24-Bit, 192kHz Sampling Enhanced Multilevel, Delta-Sigma, Audio DIGITAL-TO-ANALOG CONVERTER
PCM1742E 24-Bit, 192kHz Sampling Enhanced Multilevel, Delta-Sigma, Audio DIGITAL-TO-ANALOG CONVERTER
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