參數(shù)資料
型號： MAXQ7665BATM+T
廠商： Maxim Integrated Products
文件頁數(shù)： 43/47頁
文件大小： 0K
描述： IC MCU-BASED DAS 16BIT 48-TQFN
標準包裝： 2,500
系列： MAXQ®
核心處理器： RISC
芯體尺寸： 16-位
速度： 8MHz
連通性： CAN，LIN，UART/USART
外圍設備： 欠壓檢測/復位，POR，PWM，WDT
輸入/輸出數(shù)： 8
程序存儲器容量： 64KB（32K x 16）
程序存儲器類型： 閃存
RAM 容量： 256 x 16
電壓 - 電源 (Vcc/Vdd)： 2.7 V ~ 5.25 V
數(shù)據(jù)轉換器： A/D 8x12b，D/A 1x12b
振蕩器型： 內(nèi)部
工作溫度： -40°C ~ 125°C
封裝/外殼： 48-VFQFN 裸露焊盤
包裝： 帶卷 (TR)
MAXQ7665A–MAXQ7665D
16-Bit RISC Microcontroller-Based
Smart Data-Acquisition Systems
_______________________________________________________________________________________
5
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = DVDDIO = +5.0V, DVDD = +3.3V, fSYSCLK = 8MHz, VREFDAC = VREFADC = +5V, TA = TMIN to TMAX, unless otherwise noted.
Typical values are at TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
PGA gain = 1
180
PGA gain = 2
140
PGA gain = 4
120
PGA gain = 8
100
PGA gain = 16
82
Large-Signal Bandwidth (-3dB)
VIN x gain = 3.2VP-P
PGA gain = 32
80
kHz
PGA gain = 1
13.6
PGA gain = 2
2
PGA gain = 4
4
PGA gain = 8
8
PGA gain = 16
16
Input Capacitance
Single-ended, any input
of AIN0 to AIN15
PGA gain = 32
32
pF
Crosstalk Between Channels
VCT
AIN15–AIN0, VIN = 1VP-P, 10kHz, RSOURCE
= 5k
-80
dB
Input Common-Mode Rejection
Ratio
CMRR
AIN15–AIN0 (bipolar, differential),
VCM = 100mV to 4.5V
-70
-90
dB
Power-Supply Rejection Ratio
PSRR
AVDD = +4.75V to +5.25V
67
75
dB
DAC SECTION (DACOUT, RL = 5k
and CL = 100pF)
Resolution
NDAC
Guaranteed monotonic
12
Bits
Differential Nonlinearity
DNLDAC
Code 147h to E68h
±0.4
±1
LSB
Integral Nonlinearity
INLDAC
Code 147h to E68h
±0.5
±4
LSB
Offset Error
Reference to code 040h
±2.5
±30
mV
Offset-Error Temperature
Coefficient
±5
V/°C
Gain Error
Excludes reference error, tested at E68h
±3
±20
LSB
Gain-Error Temperature
Coefficient
Excludes offset and reference drift;
calculated from FSR
±2
ppm of
FSR/°C
DAC Output Range
No load
0
VREFDAC
V
DAC enabled
0.5
DC Output Impedance
ZOUT
Termination resistance to
AGND
Power-down
mode
105
k
Output Slew Rate
400h to C00h code swing, rising or falling
0.6
V/s
Output Settling Time
147h to E68h code swing, settling to ±0.5
LSB (Note 5)
815
s
Short to AGND
-27
Output Short-Circuit Current
Short to AVDD
46
mA
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