参数资料
型号: M308A3SGP
元件分类: 微控制器/微处理器
英文描述: MROM, 32 MHz, MICROCONTROLLER, PQFP100
封装: 14 X 14 MM, 0.50 MM PITCH, PLASTIC, LQFP-100
文件页数: 37/70页
文件大小: 1203K
代理商: M308A3SGP
M32C/8A Group
5. Electrical Characteristics
REJ03B0213-0111 Rev.1.11 Mar 31, 2009
Page 40 of 66
Table 5.8
A/D Conversion Characteristics
(VCC1 = VCC2 = AVCC = VREF = 4.2 to 5.5 V, VSS = AVSS = 0 V, Topr = -20 to 85
°C,
f(CPU) = 32MHz unless otherwise specified)
NOTES:
1. The value is obtained when
φAD frequency is at 16 MHz. Keep φAD frequency at 16 MHz or lower.
2. With using the sample and hold function
Table 5.9
D/A Conversion Characteristics
(VCC1 = VCC2 = VREF = 4.2 to 5.5 V, VSS = AVSS = 0 V, Topr = -20 to 85
°C,
f(CPU) = 32MHz unless otherwise specified)
NOTE:
1. Measured when one D/A converter is used, and the DAi register (i = 0, 1) of the unused D/A converter is set to
00h. The current flown into the resistor ladder in the A/D converter is excluded. IVREF flows even if the VCUT
bit in the AD0CON1 register is set to 0 (VREF not connected)
Symbol
Parameter
Measurement Condition
Standard
Unit
Min.
Typ.
Max.
Resolution
VREF = VCC1
10
Bits
INL
Integral nonlinearity error
VREF = VCC1
= VCC2 = 5 V
AN_0 to AN_7,
AN15_0 to AN15_7,
ANEX0, ANEX1
±3
LSB
External op-amp
connection mode
±7
LSB
DNL
Differential nonlinearity
error
±1
LSB
Offset error
±3
LSB
Gain error
±3
LSB
RLADDER Resistor ladder
VREF = VCC1
8
40
k
Ω
tCONV
10-bit conversion time(1)(2)
2.06
μs
tCONV
8-bit conversion time(1)(2)
1.75
μs
tSAMP
Sampling time(1)
0.188
μs
VREF
Reference voltage
2
VCC1
V
VIA
Analog input voltage
0
VREF
V
Symbol
Parameter
Measurement Condition
Standard
Unit
Min.
Typ.
Max.
Resolution
8Bits
Absolute accuracy
1.0
%
tsu
Setup time
3
μs
RO
Output resistance
4
10
20
k
Ω
IVREF
Reference power supply
input current
(note 1)
1.5
mA
VCC1 = VCC2 = 5V
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