參數(shù)資料
型號: MT312T-Y
廠商: Marktech Optoelectronics
英文描述: 2x4mm Rectangular LED Lamps
中文描述: 2x4mm矩形發(fā)光二極管
文件頁數(shù): 79/90頁
文件大?。?/td> 318K
代理商: MT312T-Y
Electrical Characteristics
MT312
79
12.3 Crystal Speci
fi
cation
Parallel resonant fundamental frequency (preferred)
Tolerance over operating temperature range
Tolerance overall
Nominal load capacitance
Equivalent series resistance
9.99 to 16.00MHz.
±25ppm.
±50ppm.
30pF.
<35
NOTE: The crystal frequency should be chosen to ensure that the system clock would marginally exceed the
maximum symbol rate required. See 59.
12.4 DC Electrical Characteristics
Parameter
Conditions / Pin
Symbol
Min.
Typ.
Max.
Unit
Core operating voltage
CVDD
1.62
1.8
1.98
V
Peripheral operating voltage
VDD
3.0
3.3
3.6
V
Average core power supply
current
CIDD
130
150
mA
Average peripheral power
supply current
IDD
170
180
mA
Average supply current
Stand-by Mode
1
2
mA
Output levels VOH
Tri-state push pull
1 mA drive current.
IIN, QIN, TESTCLK,
MDO, MOVAL, MOSTRT,
MOCLK, BKERR,
DISECQ, STATUS
VOH
0.80
VDD
0.92
VDD
V
Output levels VOL
Tri-state push pull
1 mA drive current,
Pins as VOH.
0.2
0.4
V
Output level open drain
4 mA drive current.
6 mA drive current.
AGC, DATA1, IRQ,
GPP<2:0>
0.4
0.6
V
V
Input levels VIH CMOS
3.3V input
VIH
0.7VDD
V
Input levels VIH CMOS
5.0V input
VIH
0.7VDD
V
Input levels VIL CMOS
VIL
0.3VDD
V
Input leakage Current
VIN = 0 and VDD
Table 11 - DC electrical characteristics
10
μ
A
GND
33pF
33pF
XTO
XTI
Figure 27 - Crystal oscillator circuit
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