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参数资料
| 型号： | TSA1203IF |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | ADC |
| 英文描述： | 2-CH 12-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, QFP48 |
| 封装： | 7 X 7 MM, TQFP-48 |
| 文件页数： | 27/30页 |
| 文件大小： | 440K |
| 代理商： | TSA1203IF |
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Dynamic characteristics
TSA1203
6/30
3
Dynamic characteristics
Dynamic characteristics are measured under the following conditions, unless otherwise
specified: AVCC = DVCC = VCCB = 2.5 V, FS = 40 Msps, Fin=10.13 MHz, Vin@ -1 dBFS,
VREFP=0.8 V, VREFM=0 V, Tamb = 25° C.
4
Timing characteristics
Timing characteristics are measured under the following conditions, unless otherwise
specified: AVCC = DVCC = VCCB = 2.5 V, FS = 40 Msps, Fin=10.13 MHz, Vin@ -1 dBFS,
VREFP=0.8 V, VREFM=0 V, Tamb = 25° C.
Table 2.
Dynamic characteristics
Symbol
Parameter
Min
Typ
Max
Unit
SFDR
Spurious free dynamic range
-75
-59.5
dBc
SNR
Signal to noise ratio
60.7
67
dB
THD
Total harmonics distortion
-73
-58
dBc
SINAD
Signal to noise and distortion ratio
56.5
66
dB
ENOB
Effective number of bits
9.1
10.8
bits
Table 3.
Timing characteristics
Symbol
Parameter
Test
conditions
Min
Typ
Max
Unit
FS
Sampling frequency
0.5
40
MHz
DC
Clock duty cycle
45
50
55
%
TC1
Clock pulse width (high)
22.5
25
ns
TC2
Clock pulse width (low)
22.5
25
ns
Tod
Data output delay (clock edge to data
valid)
10 pF load
capacitance
9ns
Tpd I
Data pipeline delay for I channel
7
cycles
Tpd Q
Data pipeline delay for Q channel
7.5
cycles
Ton
Falling edge of OEB to digital output valid
data
1ns
Toff
Rising edge of OEB to digital output tri-
state
1ns
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相关代理商/技术参数 |
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|---|---|
| TSA1203IFT | 功能描述:模数转换器 - ADC Dual Channel 12-Bit RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| TSA1203IFT-E | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Dual-channel 12-bit 40Msps 215mW A/D converter |
| TSA1204 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:DUAL-CHANNEL, 12-BIT, 20MSPS, 120mW A/D CONVERTER |
| TSA1204_06 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Dual channel 12-bit 20Msps 120mW A/D converter |
| TSA1204IF | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:DUAL-CHANNEL, 12-BIT, 20MSPS, 120mW A/D CONVERTER |
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