參數(shù)資料
型號: UPD780001
廠商: NEC Corp.
元件分類: DC/DC變換器
英文描述: 1 watt dc-dc converters
中文描述: 1瓦的DC - DC轉換器
文件頁數(shù): 55/72頁
文件大?。?/td> 510K
代理商: UPD780001
m
PD78042F, 78043F, 78044F, 78045F
55
A/D CONVERTER CHARACTERISTICS
(T
A
= –40 to +85 °C, AV
DD
= V
DD
= 4.0 to 5.5 V, AV
SS
= V
SS
= 0 V)
Notes 1.
Quantization error (±1/2LSB) is not included. This parameter is indicated as the ratio to the full-scale
value.
2.
Set the A/D conversion time to 19.1
m
s or more.
3.
Sampling time depends on the conversion time.
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Resolution
8
8
8
bit
Total error
Note 1
0.8
%
Conversion time
Note 2
t
CONV
1 MHz - f
X
- 5.0 MHz
19.1
200
m
s
Sampling time
Note 3
t
SAMP
2.86
30
m
s
Analog signal input
voltage
V
IAN
AV
SS
AV
REF
V
Reference voltage
AV
REF
4.0
AV
DD
V
AV
REF
resistor
R
AVREF
4
14
k
AV
DD
current
AI
DD
200
400
m
A
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