参数资料
型号: MAXQ7665BATM+T
厂商: Maxim Integrated Products
文件页数: 44/47页
文件大小: 0K
描述: IC MCU-BASED DAS 16BIT 48-TQFN
标准包装: 2,500
系列: MAXQ®
核心处理器: RISC
芯体尺寸: 16-位
速度: 8MHz
连通性: CAN,LIN,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 8
程序存储器容量: 64KB(32K x 16)
程序存储器类型: 闪存
RAM 容量: 256 x 16
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.25 V
数据转换器: A/D 8x12b,D/A 1x12b
振荡器型: 内部
工作温度: -40°C ~ 125°C
封装/外壳: 48-VFQFN 裸露焊盘
包装: 带卷 (TR)
MAXQ7665A–MAXQ7665D
16-Bit RISC Microcontroller-Based
Smart Data-Acquisition Systems
6
________________________________________________________________________________________
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
DAC Glitch Impulse
From 7FFh to 800h
12
nVs
DAC Power-On Time
Excluding reference, settling to ±0.5 LSB
14
s
Power-Supply Rejection
AVDD step from +4.75V to +5.25V
62
V/V
Output Noise
CL = 200pF
200
VRMS
EXTERNAL REFERENCE INPUTS
REFADC Input-Voltage Range
1.0
5.0
AVDD
V
REFDAC Input-Voltage Range
0
5.0
AVDD
V
REFDAC Input Impedance
200
k
REFADC Leakage Current
ADC disabled
1
A
TEMPERATURE SENSOR (Remote NPN Transistor 2N3904)
TA = +25°C
±1
TA = -30°C to +85°C
±2
Internal diode
TA = -40°C to +125°C
±5
TA = +25°C,
TRJ = +25°C
±2
TA = -30°C to +85°C,
TRJ = +25°C
±3
TA = -40°C to +125°C,
TRJ = +25°C
±3
TA = -30°C to +85°C,
TRJ = -30°C to +85°C
±3
Temperature Error
External diode,
differential
configuration
(Note 6)
TA = -40°C to +125°C,
TRJ = -40°C to +125°C
±5
°C
Internal (Die) or External
Temperature Measurement Error
vs. VREFADC Variation
0.095
°C/mV
High level
74.7
External Diode Source Current
Low level
4
A
External Diode Drive Current Ratio
18.7:1
A/A
Conversion Time
fADCCLK = fSYSCLK = 8MHz, no interrupts,
internal utility ROM tempConv
70
s
Temperature Resolution
12-bit ADC
0.125
°C/LSB
+3.3V LINEAR REGULATOR (CDVDD = 4.7F)
DVDDIO Input-Voltage Range
4.25
5.0
5.25
V
DVDD Output Voltage
REGEN = GNDIO
3.0
3.4
3.6
V
DVDD Input-Voltage Range
REGEN = DVDDIO
3.0
3.6
V
No-Load Quiescent Current
CPU in sleep mode; all digital peripherals
disabled
15
A
Output Short-Circuit Current
Short to DGND
110
mA
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