参数资料
型号: MCF51MM128CMB
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 50.33 MHz, MICROCONTROLLER, PBGA81
封装: 10 X 10 MM, ROHS COMPLIANT, MAPBGA-81
文件页数: 46/58页
文件大小: 609K
代理商: MCF51MM128CMB
Electrical Characteristics
Freescale Semiconductor
50
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
Temperature
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
VP
6
Temperature Drift (Vmin – Vmax across
the full temperature range)
Tdrift
25
mV1
1
See typical chart that follows (Figure 19).
T
7
Aging Coefficient2
2
Linear reliability model (1008 hours stress at 125°C = 10 years operating life) used to calculate Aging V/year. Vrefo data recorded per
month.
Ac
60
V/year
C
8
Powered down Current (Off Mode,
VREFEN=0, VRSTEN=0)
I
0.10
A
C
9
Bandgap only (MODE_LV[1:0] = 00)
I
75
A
T
10
Low-Power buffer (MODE_LV[1:0] = 01)
I
125
A
T
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
Notes
1
Voltage Reference Output with
Factory Trim (Temperature range
from 0° C to 50° C)
Vout
1.149
1.152
mV
T
2
Temperature Drift (Vmin – Vmax
Temperature range from 0° C to
50° C)
Tdrift
—3
mV1
1
See typical chart that follows (Figure 19).
T
Freescale reserves the right to change the detail specifications as may be required to permit improvements in the design of its products.
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