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參數(shù)資料
| 型號： | MCP3304 |
| 廠商： | Microchip Technology Inc. |
| 英文描述： | 13-Bit Differential Input, Low Power A/D Converter with SPI Serial Interface |
| 中文描述： | 13位差分輸入，低功耗的A / D轉(zhuǎn)換器具有SPI串行接口 |
| 文件頁數(shù)： | 3/40頁 |
| 文件大?。?/td> | 666K |
| 代理商： | MCP3304 |
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2002 Microchip Technology Inc.
DS21697B-page 3
MCP3302/04
1.0
ELECTRICAL
CHARACTERISTICS
Maximum Ratings*
V
DD
........................................................................7.0V
All inputs and outputs w.r.t. V
SS
.....-0.3V to V
DD
+0.3V
Storage temperature..........................-65°C to +150°C
Ambient temp. with power applied .....-65°C to +125°C
Maximum Junction Temperature ....................... 150°C
ESD protection on all pins (HBM)
......................... >
4 kV
*Notice:
Stresses above those listed under “Maximum rat-
ings” may cause permanent damage to the device. This is a
stress rating only and functional operation of the device at
those or any other conditions above those indicated in the
operational listings of this specification is not implied. Expo-
sure to maximum rating conditions for extended periods may
affect device reliability.
PIN FUNCTION TABLE
Name
Function
CH0-CH7
DGND
CS/SHDN
D
IN
D
OUT
CLK
AGND
V
REF
V
DD
Analog Inputs
Digital Ground
Chip Select / Shutdown Input
Serial Data In
Serial Data Out
Serial Clock
Analog Ground
Reference Voltage Input
+2.7V to 5.5V Power Supply
ELECTRICAL SPECIFICATIONS
Electrical Characteristics:
Unless otherwise noted, all parameters apply at V
DD
= 5V, V
SS
= 0V, and V
REF
= 5V. Full differential
input configuration (Figure 3-4) with fixed common mode voltage of 2.5V. All parameters apply over temperature with
T
AMB
= -40°C to +85°C (
Note 7
). Conversion speed (F
SAMPLE
) is 100 ksps with F
CLK
= 21*F
SAMPLE
Parameter
Symbol
Min
Typ
Max
Units
Conditions
Conversion Rate
Maximum Sampling Frequency
F
SAMPLE
—
—
100
ksps
Note 8
—
—
50
ksps
V
DD
= V
REF
= 2.7V, V
CM
=1.35V
Conversion Time
T
CONV
13
CLK
periods
Acquisition Time
T
ACQ
1.5
CLK
periods
DC Accuracy
Resolution
12 data bits + sign
bits
Integral Nonlinearity
INL
—
—
±0.5
±1
±1
±2
LSB
LSB
MCP3302/04-B
MCP3302/04-C
Differential Nonlinearity
DNL
—
±0.5
±1
LSB
Monotonic over temperature
Positive Gain Error
-3
-0.75
+2
LSB
Negative Gain Error
-3
-0.5
+2
LSB
Offset Error
-3
+3
+6
LSB
Note
1:
2:
3:
4:
5:
6:
7:
8:
This specification is established by characterization and not 100% tested.
See characterization graphs that relate converter performance to V
REF
level.
V
IN
= 0.1V to 4.9V @ 1 kHz.
V
DD
=5V
P-P
±500 mV @ 1 kHz, see test circuit Figure 3-3.
Maximum clock frequency specification must be met.
V
REF
= 400 mV, V
IN
= 0.1V to 4.9V @ 1 kHz
TSSOP devices are only specified at 25°C and +85°C.
For slow sample rates, see Section 6.2.1 for limitations on clock frequency.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MCP3304-BI/P | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 13-bit Diff In 4 Chl 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 |
| MCP3304-BI/SL | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 13-bit Diff In 4 Chl 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 |
| MCP3304-BI/ST | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:13-Bit Differential Input, Low Power A/D Converter with SPI Serial Interface |
| MCP3304-CI/P | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 13-bit Diff In 4 Chl 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 |
| MCP3304-CI/SL | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 13-bit Diff In 4 Chl 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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