參數(shù)資料
型號： TWR-MCF51MM
廠商： Freescale Semiconductor
文件頁數(shù)： 46/57頁
文件大小： 0K
描述： TOWER SYSTEM BOARD MCF51MM
設(shè)計資源： TWR-MCF51MM Schematic
標準包裝： 1
系列： ColdFire®, Flexis™
類型： MCU
適用于相關(guān)產(chǎn)品： Freescale 電源塔系統(tǒng)，MCF51MM
所含物品： 板
Electrical Characteristics
Freescale Semiconductor
47
3.16
VREF Electrical Specifications
Table 26. VREF Electrical Specifications
#
Characteristic
Symbol
Min
Max
Unit
C
1
Supply voltage
VDDA
1.80
3.6
V
C
2
Operating temperature range
TA
–40
105
°C
C
3
Output Load Capacitance
CL
—
100
nF
D
4
Maximum Load
—
10
mA
—
5
Voltage Reference Output with Factory
Trim. VDD = 3 V at 25 °C
Vout
1.145
1.153
V
P
6
Temperature Drift (Vmin—Vmax across
the full temperature range)
Tdrift
—
25
mV1
1
See typical chart that follows (Figure 20).
T
7
Aging Coefficient2
2
Linear reliability model (1008 hours stress at 125°C = 10 years operating life) used to calculate Aging
V/year. VREF0 data recorded per
month.
AC
—60
V/year
C
8
Powered down Current (Off Mode,
VREFEN=0, VRSTEN=0)
I
—
0.10
AC
9
Bandgap only (Mode_LV[1:0] = 00)
I
—
75
AT
10
Low-Power buffer (MODE_LV[1:0] = 01)
I
—
125
AT
11
Tight-Regulation buffer (MODE_LV[1:0]
= 10)
I
—
1.1
mA
T
12
Load Regulation MODE_LV = 10
—
100
V/mA
C
13
Line Regulation MODE = 1:0, Tight
Regulation VDD < 2.3 V, Delta
VDDA =100 mV, VREFH = 1.2 V driven
externally with VREFO disabled. (Power
Supply Rejection)
DC
70
—
dB
C
Table 27. VREF Limited Range Operating Behaviors
#
Characteristic
Symbol
Min
Max
Unit
C
1
Voltage Reference Output with
Factory Trim (Temperature range
from 0°C to 50 °C)
Vout
1.149
1.152
mV
T
2
Temperature Drive (Vmin —Vmax
Temperature range from 0 °C to
50 °C)
Tdrift
—3
mV1
1
See typical chart that follows (Figure 20).
T
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