參數(shù)資料
型號： PCM1750P
英文描述： Dual CMOS 18-Bit Monolithic Audio ANALOG-TO-DIGITAL CONVERTER
中文描述： 雙通道CMOS 18位單片音頻模擬數(shù)字轉(zhuǎn)換器
文件頁數(shù)： 2/18頁
文件大?。?/td> 240K
代理商： PCM1750P
PCM1750
2
SPECIFICATIONS
ELECTRICAL
At 25
°
C, and
±
V
A
=
±
5.0V; +V
D
= +5.0V, unless otherwise noted. Where relevant, specifications apply to both left and right input/output channels.
NOTES: (1) Binary Two’s Complement coding. (2) The PCM1750 is tested and guaranteed at 5.2
μ
s, however it will operate at 4.5
μ
s. The dynamic performance is not
guaranteed or tested at this conversion rate. (3) Ratio of Signal
RMS
/ (Distortion
RMS
+ Noise
RMS
). (4) A/D converter sample frequency (4 x 48kHz; 4
X
oversampling per
channel). (5) A/D converter input frequency (signal level). (6) Referred to input signal level. (7) Ratio of (Distortion
+ Noise
) / Signal
. (8) Externally adjustable
to zero error. (9) Differential non-linearity error at bipolar major carry input code. Externally adjustable to zero error. (10) Full scale range (5.50V). (11) Refer to equivalent
circuit in Figure 1. (12) Worst case operating condition. Refer to typical performance curves.
PCM1750P, U
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
RESOLUTION
18
Bits
DYNAMIC RANGE
THD + N at –60dB Referred to Full Scale
+88
+90
dB
ANALOG INPUT
Input Range
Input Capacitance
Aperture Delay
Aperture Uncertainty (Jitter)
Full Power Input Bandwidth
±
2.75
20
10
50
500
V
pF
ns
ps
rms
kHz
DIGITAL INPUT/OUTPUT
Logic Family
Logic Level: V
IH
V
IL
V
OH
V
Output Data Format
Convert Command
Convert Command Pulse Width
Conversion Time
CMOS Compatible
I
IH
=
±
5
μ
A
I
IL
=
±
5
μ
A
I
SOURCE
= 1.0mA
SINK
= 3.2mA
+3.5
–0.3
+2.7
+V
+ 0.3
+1.5
V
V
V
V
+4.7
+0.2
+0.4
Serial, MSB First, BTC
(1)
Positive Edge
81
5.2
ns
μ
s
Throughput Including Sample/Hold
(2)
4.5
20.8
DYNAMIC CHARACTERISTICS
(20Hz to 24kHz; 4X data decimated to 1X)
Signal-to-Noise Ratio
(3)
Total Harmonic Distortion + N
(7)
f
IN
= 1kHz (0dB)
f
IN
= 1kHz (–20dB)
f
= 1kHz (–60dB)
Channel Separation
fs = 192kHz
(4)
; f
= 1kHz (0dB)
(5)
Without External Adjustments
fs = 192kHz
fs = 192kHz
fs = 192kHz
fs = 192kHz; f
IN
= 1kHz (0dB) and 0V
+88
+90
dB
(6)
–90
–70
–30
+108
–88
–68
–28
dB
dB
dB
dB
+96
ACCURACY
Gain Error
Gain Mismatch
BPZ (Bipolar Zero) Error
(8)
BPZ Error Mismatch
BPZ Differential Linearity Error
(9)
Linearity Error
Warm-up Time
±
2
±
0.5
±
2
±
3
±
0.002
±
0.003
1
±
5
±
2.0
%
%
mV
mV
Channel to Channel
Channel to Channel
% of FSR
(10)
% of FSR
ms
DRIFT (With Internal Reference)
Gain
Bipolar Zero
0
°
C to 70
°
C
0
°
C to 70
°
C
±
50
±
10
ppm/
°
C
ppm of FSR/
°
C
DRIFT (Exclusive of Internal Reference)
Gain
Bipolar Zero
0
°
C to 70
°
C
0
°
C to 70
°
C
±
10
±
3
ppm/
°
C
ppm of FSR/
°
C
REFERENCE
V
Output (Pins 19, 24):
Voltage
Current
Impedance
Accuracy
Drift
V
REF
Input (Pins 18, P25):
Impedance
(11)
+2.75
±
100
0.2
±
25
±
50
V
μ
A
mV
0
°
C to 70
°
C
ppm/
°
C
363 || 120
|| pF
POWER SUPPLY REJECTION
% of V
IN
/ % of V
SUPPLY (12)
0.03
% / %
POWER SUPPLY REQUIREMENTS
±
V
A
Supply Voltage Range
+V
D
Supply Voltage Range
+I
A
; +I
D
Combined Supply Current
–I
Supply Current
Power Dissipation
±
4.75
+4.75
±
5.00
+5.00
+28
–13
210
±
5.25
+5.25
V
V
+V
A
; +V
D
= +5.0V
–V
= –5.0V
±
V
A
=
±
5.0V; +V
D
= +5.0V
mA
mA
mW
300
TEMPERATURE RANGE
Specification
Operating
Storage
0
+70
+85
+100
°
C
°
C
°
C
–40
–60
相關PDF資料
PDF描述
PCM1750U Dual CMOS 18-Bit Monolithic Audio ANALOG-TO-DIGITAL CONVERTER
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相關代理商/技術參數(shù)
參數(shù)描述
PCM1750P/PCM1750U 制造商:BB 制造商全稱:BB 功能描述:PCM1750P. PCM1750U - Dual CMOS 18-Bit Monolithic Audio ANALOG-TO-DIGITAL CONVERTER
PCM1750U 功能描述:音頻模/數(shù)轉(zhuǎn)換器 IC Dual CMOS 18-Bit Mono A/D Converter RoHS:否 制造商:Wolfson Microelectronics 轉(zhuǎn)換速率: 分辨率: ADC 輸入端數(shù)量: 工作電源電壓: 最大工作溫度: 最小工作溫度: 安裝風格: 封裝 / 箱體: 封裝:
PCM1750U/1K 功能描述:音頻模/數(shù)轉(zhuǎn)換器 IC Dual CMOS 18-Bit Mono A/D Converter RoHS:否 制造商:Wolfson Microelectronics 轉(zhuǎn)換速率: 分辨率: ADC 輸入端數(shù)量: 工作電源電壓: 最大工作溫度: 最小工作溫度: 安裝風格: 封裝 / 箱體: 封裝:
PCM1750U/1KG4 功能描述:音頻模/數(shù)轉(zhuǎn)換器 IC Dual CMOS 18-Bit Mono A/D Converter RoHS:否 制造商:Wolfson Microelectronics 轉(zhuǎn)換速率: 分辨率: ADC 輸入端數(shù)量: 工作電源電壓: 最大工作溫度: 最小工作溫度: 安裝風格: 封裝 / 箱體: 封裝:
PCM1750U1K 制造商:TI 制造商全稱:Texas Instruments 功能描述:Dual CMOS 18-Bit Monolithic Audio NALOG-TO-DIGITAL CONVERTER
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