参数资料
型号: MXB7843EEE+
厂商: Maxim Integrated Products
文件页数: 15/21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: 电阻
触摸面板接口: 4 线
输入数/键: 1 TSC
分辨率(位): 12 b
数据接口: MICROWIRE?,QSPI?,串行,SPI?
数据速率/采样率 (SPS,BPS): 125k
电压基准: 外部
电源电压: 2.38 V ~ 5.25 V
电流 - 电源: 650µA
工作温度: -40°C ~ 85°C
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
MXB7843
2.375V to 5.25V, 4-Wire Touch-Screen
Controller
_______________________________________________________________________________________
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
REFERENCE (Reference applied to REF)
Reference Input Voltage Range
(Note 6)
1
VDD
V
Input Resistance
5G
fSAMPLE = 125kHz
13
40
fSAMPLE = 12.5kHz
2.5
Input Current
fDCLK = 0
±3
A
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
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
Supply Voltage
VDD
2.375
5.250
V
fSAMPLE = 125ksps
270
650
fSAMPLE = 12.5ksps
220
Supply Current
IDD
fSAMPLE = 0
150
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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相关代理商/技术参数
参数描述
MXB7843EEE+ 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
MXB7843EEE+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
MXB7843EEE-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
MXB7843EUE 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
MXB7843EUE+ 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