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參數資料
| 型號： | TSA1203IF |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | ADC |
| 英文描述： | 2-CH 12-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, QFP48 |
| 封裝： | 7 X 7 MM, TQFP-48 |
| 文件頁數： | 27/30頁 |
| 文件大?。?/td> | 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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相關代理商/技術參數 |
參數描述 |
|---|---|
| TSA1203IFT | 功能描述:模數轉換器 - ADC Dual Channel 12-Bit RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32 |
| TSA1203IFT-E | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Dual-channel 12-bit 40Msps 215mW A/D converter |
| TSA1204 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DUAL-CHANNEL, 12-BIT, 20MSPS, 120mW A/D CONVERTER |
| TSA1204_06 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Dual channel 12-bit 20Msps 120mW A/D converter |
| TSA1204IF | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DUAL-CHANNEL, 12-BIT, 20MSPS, 120mW A/D CONVERTER |
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