參數(shù)資料
型號： PCF8591
廠商： NXP Semiconductors N.V.
英文描述： 8-bit A/D and D/A converter
中文描述： 8位A / D和D / A轉(zhuǎn)換器
文件頁數(shù)： 18/28頁
文件大?。?/td> 221K
代理商： PCF8591
1998 Jul 02
18
Philips Semiconductors
Product specification
8-bit A/D and D/A converter
PCF8591
12 D/A CHARACTERISTICS
V
DD
= 5.0 V; V
SS
= 0 V; V
REF
= 5.0 V; V
AGND
= 0 V; R
L
= 10 k
; C
L
= 100 pF; T
amb
=
40
°
C to +85
°
C unless otherwise
specified.
13 A/D CHARACTERISTICS
V
DD
= 5.0 V; V
SS
= 0 V; V
REF
= 5.0 V; V
AGND
= 0 V; R
S
= 10 k
; T
amb
=
40
°
C to +85
°
C unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Analog output
V
OA
output voltage
no resistive load
R
L
= 10 k
AOUT disabled
V
SS
V
SS
V
DD
0.9
×
V
DD
250
V
V
nA
I
LO
output leakage current
Accuracy
OS
e
L
e
G
e
t
DAC
f
DAC
SNRR
offset error
linearity error
gain error
settling time
conversion rate
supply noise rejection ratio
T
amb
= 25
°
C
40
50
±
1.5
1
90
11.1
mV
LSB
%
μ
s
kHz
dB
no resistive load
to
1
2
LSB full scale step
f = 100 Hz;
V
DDN
= 0.1
×
V
PP
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Analog inputs
V
IA
I
LIA
C
IA
C
ID
V
IS
V
ID
analog input voltage
analog input leakage current
analog input capacitance
differential input capacitance
single-ended voltage
differential voltage
V
SS
V
AGND
V
–
2
10
10
V
DD
100
V
REF
+V
2
V
nA
pF
pF
V
V
measuring range
measuring range;
V
FS
= V
REF
V
AGND
Accuracy
OS
e
L
e
G
e
GS
e
CMRR
offset error
linearity error
gain error
small-signal gain error
common-mode rejection
ratio
supply noise rejection ratio
T
amb
= 25
°
C
60
20
±
1.5
1
5
mV
LSB
%
%
dB
V
i
= 16 LSB
SNRR
f = 100 Hz;
V
DDN
= 0.1
×
V
PP
40
dB
t
ADC
f
ADC
conversion time
sampling/conversion rate
90
11.1
μ
s
kHz
------------
-------------
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