參數(shù)資料
型號(hào)： TDA8703
廠商： NXP SEMICONDUCTORS
元件分類(lèi)： ADC
英文描述： 8-bit high-speed analog-to-digital converter
中文描述： 1-CH 8-BIT RESISTANCE LADDER ADC, PARALLEL ACCESS, PDIP24
封裝： 0.600 INCH, PLASTIC, MO-015AD, SOT-101-1, DIP-24
文件頁(yè)數(shù)： 7/18頁(yè)
文件大?。?/td> 141K
代理商： TDA8703
1996 Aug 26
7
Philips Semiconductors
Product specification
8-bit high-speed analog-to-digital converter
TDA8703
CHARACTERISTICS
V
CCA
= V
7
V
3
= 4.5 V to 5.5 V; V
CCD
= V
18
V
20
= 4.5 V to 5.5 V; V
CCO
= V
19
V
20
= 4.5 V to 5.5 V; AGND and
DGND shorted together; V
CCA
V
CCD
=
0.5 V to +0.5 V; V
CCO
V
CCD
=
0.5 V to +0.5 V;
V
CCA
V
CCD
=
0.5 V to +0.5 V; T
amb
= 0
°
C to +70
°
C; unless otherwise specified (typical values measured at
V
CCA
= V
CCD
= V
CCO
= 5 V and T
amb
= 25
°
C).
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply
V
CCA
V
CCD
V
CCO
I
CCA
I
CCD
I
CCO
analog supply voltage
digital supply voltage
output stages supply voltage
analog supply current
digital supply current
output stage supply current
4.5
4.5
4.2
5.0
5.0
5.0
28
19
11
5.5
5.5
5.5
36
25
14
V
V
V
mA
mA
mA
all outputs LOW
Inputs
C
LOCK INPUT
CLK
AND
CLK (note 1;
REFERENCED TO
DGND)
V
IL
V
IH
I
IL
I
IH
LOW level input voltage
HIGH level input voltage
LOW level input current
HIGH level input current
0
2.0
400
0.5
4
4.5
0.8
V
CCD
100
300
2.0
V
V
μ
A
μ
A
μ
A
k
pF
V
V
CLK
/V
CLK
= 0.4 V
V
CLK
/V
CLK
= 0.4 V
V
CLK
/V
CLK
= V
CCD
f
CLK
/f
CLK
= 10 MHz
f
CLK
/f
CLK
= 10 MHz
note 1; DC level = 1.5 V
Z
i
C
i
V
CLK
V
CLK
AC input voltage for switching
(peak-to-peak value)
input impedance
input capacitance
TC
AND
CE (
REFERENCED TO
DGND)
V
IL
V
IH
I
IL
I
IH
VI (
ANALOG INPUT VOLTAGE REFERENCED TO
AGND)
LOW level input voltage
HIGH level input voltage
LOW level input current
HIGH level input current
0
2.0
400
0.8
V
CCD
20
V
V
μ
A
μ
A
V
IL
= 0.4 V
V
IH
= 2.7 V
V
VI(B)
V
VI(0)
V
OS(B)
V
VI(T)
V
VI(255)
V
OS(T)
V
VI(p-p)
I
IL
I
IH
Z
i
C
i
input voltage (bottom)
input voltage
offset voltage (bottom)
input voltage (top)
input voltage
offset voltage (top)
input voltage amplitude (peak-to-peak value)
LOW level input current
HIGH level input current
input impedance
input capacitance
1.33
1.455
0.125
3.2
3.115
0.085
1.66
60
1.41
1.55
3.36
3.26
1.71
0
120
10
14
1.48
1.635
0.155
3.5
3.385
0.115
1.75
180
V
V
V
V
V
V
V
μ
A
μ
A
k
pF
output code = 0
V
VI(0)
V
VI(B)
output code = 255
V
VI(T)
V
VI(255)
V
VI
= 1.4 V
V
VI
= 3.6 V
f
i
= 1 MHz
f
i
= 1 MHz
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