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參數(shù)資料
| 型號： | MXB7846EUE |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | ADC |
| 英文描述： | 2.375V to 5.25V, 4-Wire Touch-Screen Controller with Internal Reference and Temperature Sensor |
| 中文描述： | 2-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO16 |
| 封裝： | 4.40 MM, 0.65 MM PITCH, MO-153AC, TSSOP-16 |
| 文件頁數(shù)： | 2/23頁 |
| 文件大?。?/td> | 967K |
| 代理商： | MXB7846EUE |
M
2.375V to 5.25V, 4-Wire Touch-Screen Controller
with Internal Reference and Temperature Sensor
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
V
DD
, VBAT, DIN,
CS
, DCLK to GND ........................-0.3V to +6V
Digital Outputs to GND...............................-0.3V to (V
DD
+ 0.3V)
V
REF
, X+, X-, Y+, Y-, AUX to GND..............-0.3V to (V
DD
+ 0.3V)
Maximum Current into Any Pin.........................................±50mA
Maximum ESD per IEC-61000-4-2 (per MIL STD-883 HBM)
X+, X-, Y+, Y-, VBAT, AUX......................................15kV (4kV)
All Other Pins..........................................................2kV (500V)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
Continuous Power Dissipation (T
A
= +70°C)
16-Pin QSOP (derate 8.30mW/°C above +70°C).........667mW
16-Pin TSSOP (derate 5.70mW/°C above +70°C) .......456mW
Operating Temperature Range ...........................-40°C to +85°C
Junction Temperature......................................................+150°C
Storage Temperature Range.............................-65°C to +150°C
Lead Temperature (soldering, 10s).................................+300°C
ELECTRICAL CHARACTERISTICS
(V
DD
= 2.7V to 3.6V, V
REF
= 2.5V, f
DCLK
= 2MHz (50% duty cycle), f
SAMPLE
= 125kHz, 12-bit mode, 0.1μF capacitor at REF, T
A
=
T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
PARAMETER
SYM B O L
CONDITIONS
DC ACCURACY
(Note 1)
Resolution
No Missing Codes
Relative Accuracy
INL
(Note 2)
Differential Nonlinearity
DNL
Offset Error
Gain Error
(Note 3)
Noise
Including internal reference
CONVERSION RATE
Conversion Time
t
CONV
12 clock cycles (Note 4)
Track/Hold Acquisition Time
t
ACQ
3 clock cycles
Throughput Rate
f
SAMPLE
16 clock conversion
Multiplexer Settling Time
Aperture Delay
Aperture Jitter
Channel-to-Channel Isolation
V
IN
= 2.5V
P-P
at 50kHz
Serial Clock Frequency
f
DCLK
Duty Cycle
ANALOG INPUT (X+, X-, Y+, Y-, AUX)
Input Voltage Range
Input Capacitance
Input Leakage Current
On/off leakage, V
IN
= 0 to V
DD
SWITCH DRIVERS
Y+, X+
On-Resistance (Note 5)
Y-, X-
INTERNAL REFERENCE
Reference Output Voltage
V
REF
V
DD
= 2.7V to 5.25V, T
A
= +25°C
REF Output Tempco
TCV
REF
REF Short-Circuit Current
REF Output Impedance
MIN
TYP
MAX
UNITS
12
Bits
Bits
LSB
LSB
LSB
LSB
μV
RMS
11
12
±1
±1
±2
±6
±4
70
6
μs
μs
kHz
ns
ns
p s
dB
MHz
%
1.5
125
500
30
100
100
0.1
40
2.0
60
0
V
REF
V
pF
μA
25
±0.1
±1
7
9
2.45
2.50
50
18
250
2.55
V
ppm°/C
mA
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| MXB7846EUE+ | 功能描述:觸摸屏轉(zhuǎn)換器和控制器 2.375-5.25V 4-Wire Touch-Screen Ctlr RoHS:否 制造商:Microchip Technology 類型:Resistive Touch Controllers 輸入類型:3 Key 數(shù)據(jù)速率:140 SPS 分辨率:10 bit 接口類型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 電源電壓:2.5 V to 5.25 V 電源電流:17 mA 工作溫度:- 40 C to + 85 C 封裝 / 箱體:SSOP-20 |
| MXB7846EUE+T | 功能描述:觸摸屏轉(zhuǎn)換器和控制器 2.375-5.25V 4-Wire Touch-Screen Ctlr RoHS:否 制造商:Microchip Technology 類型:Resistive Touch Controllers 輸入類型:3 Key 數(shù)據(jù)速率:140 SPS 分辨率:10 bit 接口類型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 電源電壓:2.5 V to 5.25 V 電源電流:17 mA 工作溫度:- 40 C to + 85 C 封裝 / 箱體:SSOP-20 |
| MXB7846EUE-T | 功能描述:觸摸屏轉(zhuǎn)換器和控制器 RoHS:否 制造商:Microchip Technology 類型:Resistive Touch Controllers 輸入類型:3 Key 數(shù)據(jù)速率:140 SPS 分辨率:10 bit 接口類型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 電源電壓:2.5 V to 5.25 V 電源電流:17 mA 工作溫度:- 40 C to + 85 C 封裝 / 箱體:SSOP-20 |
| MXB7846EVC16 | 功能描述:數(shù)據(jù)轉(zhuǎn)換 IC 開發(fā)工具 MXB7846C16 Eval Kit RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V |
| MXB7846EVKIT | 功能描述:開發(fā)板和工具包 - 其他處理器 Programmers, Development Systems RoHS:否 制造商:Freescale Semiconductor 產(chǎn)品:Development Systems 工具用于評估:P3041 核心:e500mc 接口類型:I2C, SPI, USB 工作電源電壓: |
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