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參數(shù)資料
| 型號： | SPT7935SCT |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | ADC |
| 英文描述： | 1-CH 12-BIT PROPRIETARY METHOD ADC, SERIAL ACCESS, PQFP44 |
| 封裝： | TQFP-44 |
| 文件頁數(shù)： | 8/8頁 |
| 文件大?。?/td> | 77K |
| 代理商： | SPT7935SCT |
SPT
8
6/7/99
SPT7935
PIN ASSIGNMENTS
PIN FUNCTIONS
Name
Function
VIN+, VIN-
Analog Inputs
VREF+, VREF-
External Reference Inputs
CLK
Input Clock
VCM
Common Mode Output Voltage
(1.65 V typ)
Bias 1
Bias Current (90
A typ)
Bias 2
Bias Current (9.5
A typ)
D0 - D11
Digital Outputs (D0 = LSB)
GND
Analog Ground
VDD1
Analog Power Supply
VDD2
Digital Power Supply
VDD3
Digital Output Power Supply
N/C
No Connect Pins. Recommended to
connect to analog ground.
PART NUMBER
TEMPERATURE RANGE
PACKAGE TYPE
SPT7935SCT
0 to +70
°C
44L TQFP
ORDERING INFORMATION
Signal Processing Technologies, Inc. reserves the right to change products and specifications without notice. Permission is hereby expressly
granted to copy this literature for informational purposes only. Copying this material for any other use is strictly prohibited.
WARNING - LIFE SUPPORT APPLICATIONS POLICY - SPT products should not be used within Life Support Systems without the specific
written consent of SPT. A Life Support System is a product or system intended to support or sustain life which, if it fails, can be reasonably
expected to result in significant personal injury or death.
Signal Processing Technologies believes that ultrasonic cleaning of its products may damage the wire bonding, leading to device
failure. It is therefore not recommended, and exposure of a device to such a process will void the product warranty.
N/C
Bias
1
Bias
2
V
CM
GND
V
IN
+
V
IN
-
GND
12
13
14
15
16
17
18
19
20
21
22
V
DD3
D0
(LSB)
D1
D2
D3
D4
D5
D6
D7
D8
D9
44
43
42
41
40
39
38
37
36
35
34
GND
CLK
N/C
VDD3
VDD2
VDD1
VREF-
VREF+
1
2
3
4
5
6
7
8
9
10
11
D10
D11 (MSB)
GND
33
32
31
30
29
28
27
26
25
24
23
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SPT7935SCT_D | 功能描述:模數(shù)轉(zhuǎn)換器 - 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 |
| SPT7935SCTX | 功能描述:模數(shù)轉(zhuǎn)換器 - 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 |
| SPT7935SIT | 功能描述:模數(shù)轉(zhuǎn)換器 - 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 |
| SPT7935SITX | 功能描述:模數(shù)轉(zhuǎn)換器 - 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 |
| SPT7936 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:12-BIT, 28 MSPS SAMPLING A/D CONVERTER |
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