參數(shù)資料
型號(hào): M34518E8SP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PDIP32
封裝: 8.90 X 28 MM, 1.78 MM PITCH, PLASTIC, SDIP-32
文件頁數(shù): 61/160頁
文件大?。?/td> 1078K
代理商: M34518E8SP
Rev.3.01
2005.06.15
page 153 of 157
REJ03B0008-0301
4518 Group
A/D CONVERTER CHARACTERISTICS
(Ta = –20 °C to 85 °C, unless otherwise noted)
Symbol
V0T
VFST
IADD
TCONV
Parameter
Resolution
Linearity error
Differential non-linearity error
Zero transition voltage
Full-scale transition voltage
Absolute accuracy
(Quantization error excluded)
A/D operating current
(Note 1)
A/D conversion time
Comparator resolution
Comparator error (Note 2)
Comparator comparison time
Test conditions
Unit
2.7(3.0) V
≤ VDD ≤ 5.5 V ((): One Time PROM version)
Mask ROM version
2.2 V
≤ VDD < 2.7 V
2.2 (3.0) V
≤ VDD ≤ 5.5 V ((): One Time PROM version)
Mask ROM version
One Time PROM version
Mask ROM version
One Time PROM version
Mask ROM version
2.0 V
≤ VDD < 2.2 V
VDD = 5 V
VDD = 3 V
f(XIN) = 6 MHz
f(STCK) = f(XIN) (XIN through mode)
ADCK=INSTCK/6
Mask ROM version
One Time PROM version
f(XIN) = 6 MHz
f(STCK) = f(XIN) (XIN through mode)
ADCK=INSTCK/6
Min.
0
3
5105
3064.5
2552.5
5100
3065
Typ.
10
7.5
15
13
5115
3072
2560
5115
3075
150
75
Max.
10
±2
±4
±0.9
20
15
30
23
5125
3079.5
2567.5
5130
3085
±8
450
225
31
8
±20
±15
±30
±23
4
Limits
Notes 1: When the A/D converter is used, IADD is added to IDD (supply current).
2: As for the error from the ideal value in the comparator mode, when the contents of the comparator register is n, the logic value of the comparison
voltage Vref which is generated by the built-in DA converter can be obtained by the following formula.
Logic value of comparison voltage Vref
Vref =
n
n = Value of register AD (n = 0 to 255)
VDD
256
bits
LSB
mV
LSB
A
s
bits
mV
s
VDD = 5.12 V
VDD = 3.072 V
VDD = 2.56 V
VDD = 5.12 V
VDD = 3.072 V
VDD = 5.12 V
VDD = 3.072 V
VDD = 2.56 V
VDD = 5.12 V
VDD = 3.072 V
VDD = 5.12 V
VDD = 3.072 V
VDD = 2.56 V
VDD = 5.12 V
VDD = 3.072 V
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