参数资料
型号: M38D5XGXHP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 6.25 MHz, MICROCONTROLLER, PQFP80
封装: 12 X 12 MM, 0.50 MM PITCH, PLASTIC, LQFP-80
文件页数: 7/142页
文件大小: 2004K
代理商: M38D5XGXHP
Rev.3.04
May 20, 2008
Page 104 of 134
REJ03B0158-0304
38D5 Group
NOTES:
1. tc(
φAD): one cycle of AD conversion clock. AD conversion clock can be selected from φSOURCE/2 or φSOURCE/8. φSOURCE
represents the XIN input in the frequency/2, 4 or 8 mode and internal on-chip oscillator divided by 4 in the on-chip oscillator mode or
the low-speed mode.
When the A/D conversion is executed in the frequency/2 mode, frequency/4 mode, or frequency/8 mode, set f(XIN)
500 kHz.
Relationship among AD conversion clock frequency, power source voltage, AD conversion mode and absolute accuracy.
Table 29
A/D converter characteristics
(Vcc = 2.0 to 5.5 V, Ta =
20 to 85°C, output transistors in cut-off state, low-speed on-chip oscillator mode
included, unless otherwise noted)
Symbol
Parameter
Test conditions
Limits
Unit
Min.
Typ.
Max.
Resolution
10
Bits
ABS
Absolute accuracy
(quantification error
excluded)
10bitAD
mode
4.5V
< VCC 5.5V,
AD conversion clock=f(XIN)/2, f(XIN)/8
6.25MHz
4LSB
4.0V
< VCC 4.5V,
AD conversion clock=
f(XIN)/2, f(XIN)/8
4MHz
2.2V
VCC 4.0V,
AD conversion clock=f(XIN)/2, f(XIN)/8
VccMHz
2.0V
VCC 5.5V,
AD conversion clock=
f(OCO)/8, f(OCO)/32
8bitAD
mode
4.5V
< VCC 5.5V,
AD conversion clock=f(XIN)/2, f(XIN)/8
6.25MHz
2
4.0V
< VCC 4.5V,
AD conversion clock=
f(XIN)/2, f(XIN)/8
4MHz
2.2V
< VCC 4.0V,
AD conversion clock=f(XIN)/2, f(XIN)/8
VccMHz
2.0V
VCC 2.2V,
AD conversion clock=f(XIN)/2, f(XIN)/8
(6Vcc11)MHz
2.0V
VCC 2.2V,
AD conversion clock=
f(XIN)/8
VccMHz
2.0V
VCC 5.5V,
AD conversion clock=
f(OCO)/8, f(OCO)/32
tCONV
Conversion time(1)
10bitAD mode
tc(
φAD)×61
tc(
φAD)×62 s
8bitAD mode
tc(
φAD)×49
tc(
φAD)×50
RLADDER Ladder resistor
12
35
100
k
IVREF
Reference input
current
VREF=5.0V
50
150
200
A
IIA
Analog input current
5.0
A
AD
c
o
nversi
o
n
cl
ock
f
re
que
n
c
y
[MHz]
6.25
4.0
2.2
2.0
1.0
0
1.8 2.0 2.2
4.0 4.5
5.5 [V]
Power source voltage VCC
Note: f(XIN)
≥ 500kHz
f(XIN)/2 or f(XIN)/8
8bitAD=2LSB
f(XIN)/8
8bitAD=2LSB
f(XIN)/2 or f(XIN)/8
10bitAD=4LSB
8bitAD=2LSB
AD conversion clock
frequency/2 mode,
frequency/4 and
frequency/8 mode:
f(XIN)/2 or
f(XIN)/8
10bitAD=4LSB
8bitAD=2LSB
AD conversion clock
Low-speed mode and
on-chip oscillator mode:
f(OCO)/8 or
f(OCO)/32
(Note)
QzROM VERSION
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