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參數(shù)資料
| 型號： | SPT7722SIT |
| 廠商： | SIGNAL PROCESSING TECHNOLOGIES |
| 元件分類： | ADC |
| 英文描述： | 8-bit, 250 MSPS A/D Converter with Demuxed Outputs |
| 中文描述： | 1-CH 8-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP44 |
| 封裝： | TQFP-44 |
| 文件頁數(shù)： | 3/12頁 |
| 文件大?。?/td> | 217K |
| 代理商： | SPT7722SIT |
SPT7722
DATA SHEET
Rev. 1.0.2 December 2002
3
Electrical Specifications
(T
A
= T
Min
to T
Max
, AV
CC
= +5V, OV
DD
= +5V,
clk
= 250MHz, 50% duty cycle,
IN
= 70MHz, dual channel mode; unless otherwise noted)
Parameter
Conditions
Test
Level
Min.
Typ.
Max.
Unit
Pipeline Delay (Latency)
Single Channel Mode
Demuxed Interleaved Mode
Demuxed Parallel Mode
Channel B
Channel A
CLK to DCLK
OUT
Delay Time
Single Channel Mode (t
pd2
)
Dual Channel Mode (t
pd3
)
Output Delay (Clock to DClock)
Dynamic Performance
Effective Number of Bits (ENOB)
IN
= 70MHz
IN
= 70MHz
Signal-to-Noise Ratio (SNR)
IN
= 70MHz
IN
= 70MHz
Total Harmonic Distortion (THD)
IN
= 70MHz
IN
= 70MHz
Signal-to-Noise & Distortion (SINAD)
IN
= 70MHz
IN
= 70MHz
Power Supply Requirements
AV
CC
Voltage (Analog Supply)
OV
DD
Voltage (Digital Supply)
AV
CC
Current
AV
CC
Current Powerdown
OV
DD
Current
Single Mode
Parallel Mode
Interleave Mode
Power Dissipation
Common Mode Reference Output
Voltage
Voltage Tempco
Output Impedance
Power Supply Rejection Ratio
V
V
2.5
2.5
Cycle
Cycle
V
V
2.5
3.5
Cycle
Cycle
IV
IV
V
5.0
5.6
5.18
5.73
18.1
5.3
5.9
ns
ns
ps/°C
+25°C
-40°C to +85°C
VI
IV
6.4
6.25
7.0
6.8
Bits
Bits
+25°C
-40°C to +85°C
VI
IV
44.3
42.6
46.1
45.4
dB
dB
+25°C
-40°C to +85°C
VI
IV
-47
-45.5
-41.5
-40.3
dB
dB
+25°C
-40°C to +85°C
VI
IV
40.2
39.3
43.7
42.8
dB
dB
IV
IV
VI
VI
4.75
2.75
5.0
5.25
5.25
110
5.5
V
V
85
4.8
mA
mA
+25°C
OV
DD
= 3.0V, 10pF load
V
V
V
VI
35
55
55
425
mA
mA
mA
mW
550
VI
V
V
V
2.44
2.5
84
1.07
47.5
2.56
V
ppm/°C
k
mV/V
I
OUT
= ±50
μ
A
NOTE:
All electrical characteristics are subject to the following condition:
All parameters having min/max specifications are guaranteed. The Test Level column indicates the specific devices testing actually performed
during production and quality assurance inspection. Any blank section in the data column indicates that the specification is not tested at the
specified condition.
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| SPT7722SIT_Q | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 8 BIT_ 250 MSPS ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32 |
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| SPT7725 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:8-BIT, 300 MSPS, FLASH A/D CONVERTER |
| SPT7725AIG | 制造商:CADEKA 制造商全稱:CADEKA 功能描述:8-BIT, 300 MSPS, FLASH A/D CONVERTER |
| SPT7725AIJ | 制造商:CADEKA 制造商全稱:CADEKA 功能描述:8-BIT, 300 MSPS, FLASH A/D CONVERTER |
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