参数资料
型号: LTC1604CG#TRPBF
厂商: Linear Technology
文件页数: 1/20页
文件大小: 0K
描述: IC A/D CONV 16BIT SAMPLNG 36SSOP
标准包装: 2,000
位数: 16
采样率(每秒): 333k
数据接口: 并联
转换器数目: 1
功率耗散(最大): 350mW
电压电源: 双 ±
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 36-SSOP(0.209",5.30mm 宽)
供应商设备封装: 36-SSOP
包装: 带卷 (TR)
输入数目和类型: 2 个单端,双极;1 个差分,双极
LTC1604
1
1604fa
TYPICAL APPLICATION
FEATURES
DESCRIPTION
High Speed, 16-Bit, 333ksps
Sampling A/D Converter
with Shutdown
The LTC1604 is a 333ksps, 16-bit sampling A/D con-
verter that draws only 220mW from ±5V supplies. This
high performance device includes a high dynamic range
sample-and-hold, a precision reference and a high speed
parallel output. Two digitally selectable power shutdown
modes provide power savings for low power systems.
The LTC1604’s full-scale input range is ±2.5V. Outstand-
ing AC performance includes 90dB S/(N+D) and –100dB
THD at a sample rate of 333ksps.
The unique differential input sample-and-hold can acquire
single-ended or differential input signals up to its 15MHz
bandwidth. The 68dB common mode rejection allows
users to eliminate ground loops and common mode noise
by measuring signals differentially from the source.
The ADC has μP compatible,16-bit parallel output port.
There is no pipeline delay in conversion results. A separate
convert start input and a data ready signal (BUSY) ease
connections to FlFOs, DSPs and microprocessors.
LTC1604 4096 Point FFT
APPLICATIONS
n A Complete, 333ksps 16-Bit ADC
n 90dB S/(N+D) and –100dB THD (Typ)
n Power Dissipation: 220mW (Typ)
n No Pipeline Delay
n No Missing Codes over Temperature
n Nap (7mW) and Sleep (10μW) Shutdown Modes
n Operates with Internal 15ppm/°C Reference
or External Reference
n True Differential Inputs Reject Common Mode Noise
n 5MHz Full Power Bandwidth
n ±2.5V Bipolar Input Range
n 36-Pin SSOP Package
n Telecommunications
n Digital Signal Processing
n Multiplexed Data Acquisition Systems
n High Speed Data Acquisition
n Spectrum Analysis
n Imaging Systems
L, LTC and LT are registered trademarks of Linear Technology Corporation.
2.2μF
10μF
10Ω
47μF
4
6
DIFFERENTIAL
ANALOG INPUT
±2.5V
REFCOMP
4.375V
CONTROL
LOGIC
AND
TIMING
B15 TO B0
16-BIT
SAMPLING
ADC
+
10μF
5V OR
3V
μP
CONTROL
LINES
D15 TO D0
OUTPUT
BUFFERS
16-BIT
PARALLEL
BUS
11 TO 26
1604 TA01
OGND
OVDD
28
29
1
2
AIN
+
AIN
SHDN
CS
CONVST
RD
BUSY
33
32
31
30
27
7.5k
3
36
35
10
9
5V
AVDD
DVDD
DGND
VREF
8
AGND
7
AGND
5
AGND
34
–5V
VSS
10μF
2.5V
REF
10μF
1.75X
+
FREQUENCY (kHz)
0
AMPLITUDE
(dB)
120
1604 TA02
40
80
160
0
–20
–40
–60
–80
–100
–120
–140
20
60
100
140
fSAMPLE = 333kHz
fIN = 100kHz
SINAD = 89dB
THD = –96dB
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