参数资料
型号: MAXQ7670AATL/V+
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 微控制器/微处理器
英文描述: RISC MICROCONTROLLER, PQCC40
封装: 5 X 5 MM, ROHS COMPLIANT, TQFN-40
文件页数: 35/38页
文件大小: 474K
代理商: MAXQ7670AATL/V+
MAXQ7670A
Microcontroller with 12-Bit ADC,
PGA, 64KB Flash, and CAN Interface
6
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VDVDDIO = +5.0V, VAVDD = +3.3V, VDVDD = +2.5V, VREFADC = +3.3V, system clock = 16MHz. TA = TMIN to TMAX, unless otherwise
noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
HIGH-FREQUENCY CRYSTAL OSCILLATOR
Using external crystal
8 or 16
16
Clock Frequency
External input (Note 10)
0.166
16.67
MHz
Stability
Excluding crystal drift
25
ppm
Startup Time
fSYSCLK cycles
65,535
Cycles
XIN Input Low Voltage
Driven with external clock source
0.3 x
VDVDD
V
XIN Input High Voltage
Driven with external clock source
0.7 x
VDVDD
V
INTERNAL FIXED-FREQUENCY OSCILLATOR
Frequency
fIFFCLK
TA = TMIN to TMAX
13.8
15
16.35
MHz
Tolerance
TA = +25°C
±0.4
%
Temperature Drift
TA = TMIN to TMAX
5%
Power-Supply Rejection
TA = +25°C, DVDD = 2.25V to 2.75V
±1.5
%
RESET (
RESET)
RESET Internal Pullup
Resistance
Pulled up to DVDDIO
55
k
RESET Output Low Voltage
RESET asserted, no external load
0.4
V
RESET Output High Voltage
RESET deasserted, no external load
0.9 x
VDVDDIO
V
RESET Input Low Voltage
Driven with external clock source
0.3 x
VDVDD
V
RESET Input High Voltage
Driven with external clock source
0.7 x
VDVDDIO
V
DIGITAL INPUTS (P0._, CANRXD, MISO, MOSI,
SS, SCLK, TCK, TDI, TMS)
Input Low Voltage
0.8
V
Input High Voltage
2.1
V
Input Hysteresis
500
mV
Input Leakage Current
VIN = GNDIO or VDVDDIO,
pullup disabled
-10
±0.01
+10
A
Input Pullup Resistance
55
k
Input Pulldown Resistance
55
k
Input Capacitance
15
pF
DIGITAL OUTPUTS (P0._, CANTXD, MOSI, SCLK,
SS, TDO)
Output Low Voltage
ISINK = 0.5mA
0.4
V
Output High Voltage
ISOURCE = 0.5mA
VDVDDIO
- 0.5
V
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