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参数资料
| 型号： | MXB7846EEE+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 18/24页 |
| 文件大小： | 0K |
| 描述： | IC CNTRLR TOUCH RES 16QSOP |
| 其它有关文件： | Automotive Product Guide |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 100 |
| 类型： | 温度传感器 |
| 输入类型： | 模拟 |
| 输出类型： | 数字 |
| 接口： | 4 线 |
| 电流 - 电源： | 950µA |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-SSOP（0.154"，3.90mm 宽） |
| 供应商设备封装： | 16-QSOP |
| 包装： | 管件 |
| 产品目录页面： | 1424 (CN2011-ZH PDF) |
MXB7846
2.375V to 5.25V, 4-Wire Touch-Screen Controller
with Internal Reference and Temperature Sensor
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 2.7V to 3.6V, VREF = 2.5V, fDCLK = 2MHz (50% duty cycle), fSAMPLE = 125kHz, 12-bit mode, 0.1F capacitor at REF, TA =
TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
EXTERNAL REFERENCE (Internal reference disabled, reference applied to REF)
Reference Input Voltage Range
(Note 7)
1
VDD
V
Input Resistance
1G
Ω
fSAMPLE = 125kHz
13
40
fSAMPLE = 12.5kHz
2.5
A
Input Current
fDCLK = 0
±3
BATTERY MONITOR (BAT)
Input Voltage Range
06
V
Input Resistance
During acquisition
10
k
Ω
VREF = 2.5V
±2
Accuracy
Internal reference
±3
%
TEMPERATURE MEASUREMENT
Differential method (Note 8)
1.6
°C
Resolution
Single-conversion method
0.3
°C
Differential method (Note 8)
±2°C
Accuracy
Single-conversion method
±3°C
DIGITAL INPUTS (DCLK, CS, DIN)
Input High Voltage
VIH
VDD 0.7
V
Input Low Voltage
VIL
0.8
V
Input Hysteresis
VHYST
100
mV
Input Leakage Current
IIN
±1
A
Input Capacitance
CIN
15
pF
DIGITAL OUTPUT (DOUT, BUSY)
Output Voltage Low
VOL
ISINK = 250A
0.4
V
Output Voltage High
VOH
ISOURCE = 250A
VDD - 0.5
V
PENIRQ Output Low Voltage
VOL
50k
Ω pullup to VDD
0.8
V
Three-State Leakage Current
IL
CS = VDD
1
±10
A
Three-State Output Capacitance
COUT
CS = VDD
15
pF
POWER REQUIREMENTS
External reference
2.375
5.250
Supply Voltage
VDD
Internal reference
2.70
5.25
V
fSAMPLE = 125ksps
270
650
fSAMPLE = 12.5ksps
220
External
reference
fSAMPLE = 0
150
A
fSAMPLE = 125ksps
780
950
fSAMPLE = 12.5ksps
720
Supply Current
IDD
Internal
reference
fSAMPLE = 0
650
A
Shutdown Supply Current
ISHDN
DCLK = CS = VDD
3A
Power-Supply Rejection Ratio
PSRR
VDD = 2.7V to 3.6V full scale
70
dB
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| MXB7846EEE+ | 功能描述:触摸屏转换器和控制器 2.375-5.25V 4-Wire Touch-Screen Ctlr RoHS:否 制造商:Microchip Technology 类型:Resistive Touch Controllers 输入类型:3 Key 数据速率:140 SPS 分辨率:10 bit 接口类型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 电源电压:2.5 V to 5.25 V 电源电流:17 mA 工作温度:- 40 C to + 85 C 封装 / 箱体:SSOP-20 |
| MXB7846EEE+T | 功能描述:触摸屏转换器和控制器 2.375-5.25V 4-Wire Touch-Screen Ctlr RoHS:否 制造商:Microchip Technology 类型:Resistive Touch Controllers 输入类型:3 Key 数据速率:140 SPS 分辨率:10 bit 接口类型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 电源电压:2.5 V to 5.25 V 电源电流:17 mA 工作温度:- 40 C to + 85 C 封装 / 箱体:SSOP-20 |
| MXB7846EEE-T | 功能描述:触摸屏转换器和控制器 RoHS:否 制造商:Microchip Technology 类型:Resistive Touch Controllers 输入类型:3 Key 数据速率:140 SPS 分辨率:10 bit 接口类型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 电源电压:2.5 V to 5.25 V 电源电流:17 mA 工作温度:- 40 C to + 85 C 封装 / 箱体:SSOP-20 |
| MXB7846EUE | 功能描述:触摸屏转换器和控制器 RoHS:否 制造商:Microchip Technology 类型:Resistive Touch Controllers 输入类型:3 Key 数据速率:140 SPS 分辨率:10 bit 接口类型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 电源电压:2.5 V to 5.25 V 电源电流:17 mA 工作温度:- 40 C to + 85 C 封装 / 箱体:SSOP-20 |
| MXB7846EUE+ | 功能描述:触摸屏转换器和控制器 2.375-5.25V 4-Wire Touch-Screen Ctlr RoHS:否 制造商:Microchip Technology 类型:Resistive Touch Controllers 输入类型:3 Key 数据速率:140 SPS 分辨率:10 bit 接口类型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 电源电压:2.5 V to 5.25 V 电源电流:17 mA 工作温度:- 40 C to + 85 C 封装 / 箱体:SSOP-20 |
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