參數(shù)資料
型號: TDF8704
廠商: NXP Semiconductors N.V.
英文描述: 8-bit high-speed analog-to-digital converter
中文描述: 8位高速模擬數(shù)字轉(zhuǎn)換器
文件頁數(shù): 7/20頁
文件大小: 137K
代理商: TDF8704
June 1994
7
Philips Semiconductors
Product specification
8-bit high-speed analog-to-digital converter
TDF8704
I
NPUT
CE (
REFERENCED TO
DGND)
SEE TABLE
2
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
0.8
V
CCD
20
V
V
μ
A
μ
A
V
IL
= 0.4 V
V
IH
= 2.7 V
Reference resistance
R
ref
reference resistance
V
RT
to V
RB
200
Outputs
D
IGITAL OUTPUTS
D7
TO
D0 (
REFERENCED TO
DGND)
V
OL
LOW level output voltage
I
O
= 1 mA;
T
amb
= 0 to +85
°
C
I
O
= 1 mA;
T
amb
= 0 to
40
°
C
I
O
=
0.4 mA
0.4 V < V
O
< V
CCD
0
0.4
V
0.6
V
V
OH
I
OZ
HIGH level output voltage
output current in 3-state
mode
2.7
20
V
CCD
+20
V
μ
A
Switching characteristics
C
LOCK INPUT
CLK (
NOTE
1;
SEE
F
IG
.15)
f
clk(max)
maximum clock frequency
TDF8704T/2
TDF8704T/4
TDF8704T/5
clock pulse width HIGH
clock pulse width LOW
20
40
50
7
7
MHz
MHz
MHz
ns
ns
t
CPH
t
CPL
Analog signal processing
L
INEARITY
ILE
DLE
AILE
DC integral linearity error
DC differential linearity error
AC integral linearity error
±
0.4
±
0.2
±
1.0
±
0.5
±
2.0
LSB
LSB
LSB
note 2
B
ANDWIDTH
(f
clk
= 40 MH
Z
)
B
0.5 dB analog bandwidth
(note 3)
full-scale sine wave
75% full-scale sine wave
full-scale square wave;
Fig.8; note 4
full-scale square wave;
Fig.8; note 4
12
16
2.5
3.5
MHz
MHz
ns
t
STLH
analog input settling time
LOW-to-HIGH
analog input settling time
HIGH-to-LOW
t
STHL
3.0
4.0
ns
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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