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参数资料
| 型号： | LMV1024URX |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | PDM Output with Pre-Amplifier for Electret Microphones |
| 中文描述： | 2 CHANNEL, AUDIO AMPLIFIER, PBGA6 |
| 封装： | 0.35 MM, LEAD FREE, MICRO SMD-6 |
| 文件页数： | 11/18页 |
| 文件大小： | 560K |
| 代理商： | LMV1024URX |
Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
ESD Tolerance (Note 2)
Human Body Model
2500V
Machine Model
250V
Supply Voltage
V
DD - GND
3.3V
Storage Temperature Range
65°C to 150°C
Junction Temperature (Note 6)
150°C max
Mounting Temperature
Infrared or Convection (20 sec.)
235°C
Operating Ratings (Note 1)
Supply Voltage
1.6V to 3.0V
Input Clock Frequency
400 kHz to 2.4 MHz
Duty Cycle
40% to 60%
Operating Temperature Range
40°C to 85°C
1.8V Electrical Characteristics (Note 3)
Unless otherwise specified, all limits are guaranteed for T
J = 25°C, VDD = 1.8V, VIN = 18 mVPP, fCLK = 1.2 MHz, Duty Cycle = 50%
and 100 nF capacitor between V
REF and GND. Boldface limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Min
(Note 4)
Typ
(Note 5)
Max
(Note 4)
Units
SNR
Signal to Noise Ratio
f
IN = 1 kHz, A-Weighted
59
dB
e
N
Digital Noise Floor (Integrated)
f = 20 Hz to 10 kHz, A-Weighted, 4.7 pF
Capacitor Connected from Input to
GND to Simulate ECM, No Signal
89
dBFS(A)
THD
Total Harmonic Distortion
f
IN = 1 kHz, VIN = 18 mVPP
0.03
%
I
DD
Supply Current
V
IN = GND, CLK = ON, High Impedance
Load (Note 7)
518
A
V
IN = GND, CLK = OFF
503
600
V
IL
CLOCK Input Logic Low Level
0.3
V
IH
CLOCK Input Logic High Level
1.5
V
OL
DATA Output Logic Low Level
0.1
V
OH
DATA Output Logic High Level
1.7
V
IN
Max Input Signal
f
IN = 1 kHz, THD < 1%
243
mV
PP
V
OUT
Max Output Signal
f
IN = 1 kHz, THD < 1%
6.8
dBFS
PSRR
Power Supply Rejection Ratio
V
IN = GND, Test Signal on VDD = 217
Hz, 100 mV
PP
100
dB
t
A
Time from CLOCK Transition to
DATA Becoming High Impedance
(See also Figure 10, Application
Section)
LMV1024: On Rising Edge of the
CLOCK
65
ns
LMV1026: On Falling Edge of the
CLOCK
t
B
Time from CLOCK Transition to
DATA Becoming Valid (See also
Figure 10, Application Section)
LMV1024: On Falling Edge of the
CLOCK
90
ns
LMV1026: On Rising Edge of the
CLOCK
C
IN
Input Capacitance
2
pF
R
IN
Input Impedance
1000
M
www.national.com
2
201334 Version 3 Revision 4
Print Date/Time: 2009/07/20 17:12:49
LMV1024/LMV1026
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LMV1024URX/NOPB | 功能描述:IC PRE AMP MIC MONO AB ADC 6USMD RoHS:是 类别:集成电路 (IC) >> 线性 - 音頻放大器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:DirectDrive® 类型:H 类 输出类型:耳机，2-通道（立体声） 在某负载时最大输出功率 x 通道数量:35mW x 2 @ 16 欧姆 电源电压:1.62 V ~ 1.98 V 特点:I²C，麦克风，静音，短路保护，音量控制 安装类型:表面贴装 供应商设备封装:25-WLP（2.09x2.09） 封装/外壳:25-WFBGA，WLCSP 包装:带卷 (TR) |
| LMV1026 | 制造商:NSC 制造商全称:National Semiconductor 功能描述:PDM Output with Pre-Amplifier for Electret Microphones |
| LMV1026UR | 制造商:NSC 制造商全称:National Semiconductor 功能描述:PDM Output with Pre-Amplifier for Electret Microphones |
| LMV1026UR/NOPB | 功能描述:IC PRE AMP MIC MONO AB ADC 6USMD RoHS:是 类别:集成电路 (IC) >> 线性 - 音頻放大器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:DirectDrive® 类型:H 类 输出类型:耳机，2-通道（立体声） 在某负载时最大输出功率 x 通道数量:35mW x 2 @ 16 欧姆 电源电压:1.62 V ~ 1.98 V 特点:I²C，麦克风，静音，短路保护，音量控制 安装类型:表面贴装 供应商设备封装:25-WLP（2.09x2.09） 封装/外壳:25-WFBGA，WLCSP 包装:带卷 (TR) |
| LMV1026URX | 制造商:NSC 制造商全称:National Semiconductor 功能描述:PDM Output with Pre-Amplifier for Electret Microphones |
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