5-4 a/d converter characteristics, 5-4 a/d converter characteristics *2, I - 26 – Panasonic MN101C77C User Manual
Page 44: 1 set the potential difference between v, And v
Chapter 1 Overview
I - 26
Electrical Characteristics
1-5-4
A/D Converter Characteristics *2
*1 Set the potential difference between V
REF+
and V
REF-
over 2 V.
*2 The value is measured with A/D Converter, not with D/A Converter.
T
a
=-40
o
C to +85
o
C
V
DD
= 3.3 V V
SS
=0 V
MIN
TYP
MAX
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Analog input leakage
current
*1
*1
Reference voltage pin
input leakage current
50
80
k
Ω
Ladder res is tance
R
ladd
V
DD
= 3.3 V
20
±
2
µ
A
±
10
uns elected channel
V
ADIN
= 0 V to V
DD
Lader res is tor OFF
V
REF-
<
V
REF+
<
V
DD
0.5
Reference voltage
Analog input voltage
V
REF-
V
REF+
V
REF-
V
30.5
µ
s
V
DD
V
REF+
V
REF-
V
SS
T
AD
= 15.26
µ
s
A/D convers ion tim e
Sam pling tim e
T
AD
= 1.0
µ
s
T
AD
= 800 ns
T
AD
= 15.26
µ
s
2
3275
18
183
9.6
m V
Zero trans ition voltage
V
DD
= 3.3 V,V
SS
= 0 V
V
REF+
= 3.3 V,V
REF-
= 0 V
T
AD
= 800 ns
25
80
Full-s cale trans ition
voltage
3220
Non-linerarity error
±
5
±
5
V
DD
= 3.3 V,V
SS
= 0 V
V
REF+
= 3.3 V,V
REF-
= 0 V
T
AD
= 15.26
µ
s
Differential non-linearity
error 2
V
DD
= 3.3 V,V
SS
= 0 V
V
REF+
= 3.3 V,V
REF-
= 0 V
T
AD
= 800 ns
Differential non-linearity
error 1
Unit
Bits
±
3
LSB
Rating
10
±
3
Param eter
Sym bol
Conditions
Res olution
Non-linearity error 1