參數(shù)資料
型號: TDA8768AH5
廠商: NXP Semiconductors N.V.
英文描述: 12-bit, 70 Msps Analog-to-Digital Converter (ADC)
中文描述: 12位,70 Msps的模擬到數(shù)字轉(zhuǎn)換器(ADC)
文件頁數(shù): 6/32頁
文件大小: 915K
代理商: TDA8768AH5
Philips Semiconductors
TDA8768A
12-bit, 70 Msps Analog-to-Digital Converter (ADC)
Product data
Rev. 02 — 03 July 2002
6 of 32
9397 750 09656
Koninklijke Philips Electronics N.V. 2002. All rights reserved.
[1]
The supply voltages V
CCA
, V
CCD
and V
CCO
may have any value between
0.3 V and +7.0 V provided
that the supply voltage differences
V
CC
are respected.
9.
Thermal characteristics
10. Characteristics
V
CC
supply voltage difference
V
CCA
V
CCD
V
CCD
V
CCO
V
CCA
V
CCO
input voltage at
pins 42 and 43
input voltage at pins
35 and 36 for differential
clock drive (peak-to-peak
value)
output current
storage temperature
ambient temperature
junction temperature
1.0
1.0
1.0
0.3
+1.0
+4.0
+4.0
V
CCA
V
V
V
V
V
I
, V
I
referencedto
AGND
V
CLK(p-p)
-
V
CCD
V
I
O
T
stg
T
amb
T
j
-
55
40
-
10
+150
+85
150
mA
°
C
°
C
°
C
Table 4:
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
Limiting values
…continued
Conditions
Min
Max
Unit
Table 5:
Symbol
R
th(j-a)
Thermal characteristics
Parameter
thermal resistance from junction to
ambient
Condition
in free air
Value
75
Unit
K/W
Table 6:
V
CCA
= V
2
to V
44
, V
3
to V
4
and V
41
to V
40
= 4.75 to 5.25 V; V
CCD
= V
37
to V
38
and V
15
to V
17
= 4.75 to 5.25 V;
V
CCO
= V
33
to V
34
= 3.0 to 3.6 V; AGND and DGND shorted together; T
amb
=
40 to 85
°
C; V
I(p-p)
V
I(p-p)
= 1.9 V;
V
ref
= V
CCA3
1.75 V; V
I(CM)
= V
CCA3
1.6V; typical values measured at V
CCA
= V
CCD
= 5 V and V
CCO
= 3.3 V T
amb
= 25
°
C
and C
L
= 10 pF; unless otherwise specified.
Symbol
Parameter
Conditions
Supplies
V
CCA
analog supply voltage
V
CCD
digital supply voltage
V
CCO
output supply voltage
I
CCA
analog supply current
I
CCD
digital supply current
I
CCO
output supply current
f
CLK
= 20 MHz; f
i
= 400 kHz
f
CLK
= 40 MHz; f
i
= 4.43 MHz C
f
CLK
= 55 MHz; f
i
= 20 MHz
Inputs
Characteristics
Test
[1]
Min
Typ
Max
Unit
4.75
4.75
3.0
-
-
-
-
-
5.0
5.0
3.3
78
27
3
6.2
9.5
5.25
5.25
3.6
87
30
4
9
12
V
V
V
mA
mA
mA
mA
mA
I
I
I
I
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