參數(shù)資料
型號: uPD750068CU
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 4位單晶片微控制器
文件頁數(shù): 63/82頁
文件大?。?/td> 460K
代理商: UPD750068CU
63
μ
PD750064, 750066, 750068, 750064(A), 750066(A), 750068(A)
Data Sheet U10165EJ2V0DS00
A/D Converter Characteristics (T
A
= –40 to +85C, V
DD
= 1.8 to 5.5 V, 1.8 V
AV
REF
V
DD
)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Resolution
8
8
8
bit
Absolute accuracy
Note 1
V
DD
= AV
REF
2.7 V
V
DD
1.8 V
V
DD
< 2.7 V
1.5
LSB
3
LSB
V
DD
AV
REF
3
LSB
Conversion time
t
CONV
Note 2
168/f
X
μ
s
μ
s
Sampling time
t
SAMP
Note 3
44/f
X
Analog input voltage
V
IAN
AV
SS
AV
REF
V
Analog input impedance
R
AN
1000
M
mA
AV
REF
current
I
REF
0.25
2.0
Notes 1.
Absolute accuracy excluding quantization error (
±
1/2LSB)
Time until end of conversion (EOC = 1) after execution of conversion start instruction (40.1
μ
s: f
X
=
4.19 MHz).
Time until end of sampling after execution of conversion start instruction (10.5
μ
s: f
X
= 4.19 MHz).
2.
3.
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