参数资料
型号: MC56F8257VLH
厂商: Freescale Semiconductor
文件页数: 65/88页
文件大小: 0K
描述: DSC 64K FLASH 60MHZ 64-LQFP
标准包装: 160
系列: 56F8xxx
核心处理器: 56800E
芯体尺寸: 16-位
速度: 60MHz
连通性: CAN,I²C,LIN,SCI,SPI
外围设备: LVD,POR,PWM,WDT
输入/输出数: 54
程序存储器容量: 64KB(32K x 16)
程序存储器类型: 闪存
RAM 容量: 4K x 16
电压 - 电源 (Vcc/Vdd): 3 V ~ 3.6 V
数据转换器: A/D 16x12b,D/A 1x12b
振荡器型: 内部
工作温度: -40°C ~ 105°C
封装/外壳: 64-LQFP
包装: 管件
MC56F825x/MC56F824x Digital Signal Controller, Rev. 3
Specifications
Freescale Semiconductor
68
7.24
COP Specifications
7.25 Analog-to-Digital Converter (ADC) Parameters
Table 40. COP Specifications
Parameter
Symbol
Min
Typ
Max
Unit
Oscillator output frequency
LPFosc
500
1000
1500
Hz
Oscillator current consumption in partial power down mode
IDD
TBD
nA
Table 41. ADC Parameters1
Parameter
Symbol
Min
Typ
Max
Unit
DC Specifications
Resolution
RES
12
12
Bits
ADC internal clock
fADIC
0.1
15
MHz
Conversion range
RAD
VREFL
—VREFH
V
ADC and VREF power-up time2(from
power down mode)
tADPU
—13
tAIC cycles3
VREF power-up time (from low power
mode)
tREFPU
—6
tAIC cycles3
ADC RUN current (Speed Control setting)
at 100 kHz ADC clock (Standby Mode)
at ADC clock
≤ 5 MHz (00)
at 5 MHz < ADC clock
≤ 12 MHz (01)
at 12 MHz < ADC clock
≤ 15 MHz (10)
IADRUN
0.6
10
17
27
mA
Conversion time
tADC
—6
tAIC cycles3
Sample time
tADS
—1
tAIC cycles3
Accuracy (DC or absolute) (gain of 1x, 2x, 4x and fADC ≤ 10 MHz) (all data in single-ended mode)4
Integral non-linearity5
(Full input signal range)
INL
+/- 3
+/- 6
LSB6
Differential non-linearity5
DNL
+/- 0.6
+/- 1
LSB5
Monotonicity
GUARANTEED
Offset Voltage Internal Ref
VOFFSET
+/- 8
+/- 15
mV
Offset Voltage External Ref
VOFFSET
+/- 8
+/- 15
mV
Gain Error (transfer gain)
EGAIN
0.995 to 1.005
1.01 to 0.99
ADC Inputs7 (Pin Group 3)
Input voltage (external reference)
VADIN
VREFL
—VREFH
V
Input voltage (internal reference)
VADIN
VSSA
—VDDA
V
Input leakage
IIA
—0
+/- 2
μA
VREFH current
IVREFH
—0.001
μA
Input injection current8, per pin
IADI
——
3
mA
Input capacitance
CADI
—See Figure 31
—pF
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