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| 型號(hào)： | 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(yè)數(shù)： | 4/40頁(yè) |
| 文件大?。?/td> | 666K |
| 代理商： | MCP3304 |
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MCP3302/04
DS21697B-page 4
2002 Microchip Technology Inc.
Dynamic Performance
Total Harmonic Distortion
THD
—
-91
—
dB
Note 3
Signal to Noise and Distortion
SINAD
—
78
—
dB
Note 3
Spurious Free Dynamic Range
SFDR
—
92
—
dB
Note 3
Common Mode Rejection
CMRR
—
79
—
dB
Note 6
Channel to Channel Crosstalk
CT
—
> -110
—
dB
Note 6
Power Supply Rejection
PSR
—
74
—
dB
Note 4
Reference Input
Voltage Range
0.4
—
V
DD
150
3
V
μ
A
μ
A
Note 2
Current Drain
—
—
100
0.001
CS = V
DD
= 5V
Analog Inputs
Full Scale Input Span
CH0 - CH7
-V
REF
-0.3
—
V
REF
V
DD
+ 0.3
±1
V
Absolute Input Voltage
CH0 - CH7
—
V
μ
A
k
pF
Leakage Current
—
0.001
Switch Resistance
R
S
—
1
—
See Figure 6-3
Sample Capacitor
C
SAMPLE
—
25
—
See Figure 6-3
Digital Input/Output
Data Coding Format
Binary Two’s Complement
High Level Input Voltage
V
IH
V
IL
V
OH
V
OL
I
LI
I
LO
0.7 V
DD
—
—
—
V
Low Level Input Voltage
—
0.3 V
DD
—
V
High Level Output Voltage
4.1
—
V
I
OH
= -1 mA, V
DD
= 4.5V
I
OL
= 1 mA, V
DD
= 4.5V
V
IN
= V
SS
or V
DD
V
OUT
= V
SS
or V
DD
T
AMB
= 25°C, F = 1 MHz,
Note 1
Low Level Output Voltage
—
—
0.4
V
μ
A
μ
A
pF
Input Leakage Current
-10
—
10
Output Leakage Current
-10
—
10
Pin Capacitance
C
IN
, C
OUT
—
—
10
ELECTRICAL SPECIFICATIONS (CONTINUED)
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
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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| 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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