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參數資料
| 型號： | ADV7170 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Digital PAL/NTSC Video Encoder with 10-Bit SSAF⑩ and Advanced Power Management |
| 中文描述： | 數碼PAL / NTSC視頻編碼器與10位SSAF⑩和高級電源管理 |
| 文件頁數： | 3/55頁 |
| 文件大?。?/td> | 754K |
| 代理商： | ADV7170 |
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–3–
REV. 0
ADV7170/ADV7171
Parameter
Conditions
1
Min
Typ
Max
Units
STATIC PERFORMANCE
3
Resolution (Each DAC)
Accuracy (Each DAC)
Integral Nonlinearity
Differential Nonlinearity
10
Bits
R
SET
= 300
Guaranteed Monotonic
±
0.6
LSB
LSB
±
1
DIGITAL INPUTS
3
Input High Voltage, V
INH
Input Low Voltage, V
INL
Input Current, I
IN3, 4
Input Capacitance, C
IN
2
V
V
μ
A
pF
0.8
±
1
V
IN
= 0.4 V or 2.4 V
10
DIGITAL OUTPUTS
3
Output High Voltage, V
OH
Output Low Voltage, V
OL
Three-State Leakage Current
Three-State Output Capacitance
I
SOURCE
= 400
μ
A
I
SINK
= 3.2 mA
2.4
V
V
μ
A
pF
0.4
10
10
ANALOG OUTPUTS
3
Output Current
4, 5
Output Current
6
DAC-to-DAC Matching
Output Compliance, V
OC
Output Impedance, R
OUT
Output Capacitance, C
OUT
R
SET
= 150
, R
L
= 37.5
R
SET
= 1041
, R
L
= 262.5
33
34.7
5
2.0
37
mA
mA
%
V
k
pF
0
+1.4
30
I
OUT
= 0 mA
30
POWER REQUIREMENTS
3, 7
V
AA
Normal Power Mode
I
DAC
(max)
8
I
(min)
8
I
DAC
Low Power Mode
I
DAC
(max)
8
I
(min)
8
I
DAC
Sleep Mode
I
DAC10
I
CCT11
Power Supply Rejection Ratio
3.0
3.3
3.6
V
R
SET
= 150
, R
L
= 37.5
R
SET
= 1041
, R
L
= 262.5
150
20
35
155
mA
mA
mA
80
20
35
mA
mA
mA
0.1
0.001
0.01
μ
A
μ
A
%/%
COMP = 0.1
μ
F
0.5
NOTES
1
The max/min specifications are guaranteed over this range. The max/min values are typical over 3.0 V to 3.6 V.
1
2
Temperature range T
to T
MAX
: 0
°
C to +70
°
C.
1
3
Guaranteed by characterization.
1
4
Full
drive into 37.5
load.
1
5
DACs can output 35 mA typically at 3.3 V (R
= 150
and R
L
= 37.5
), optimum performance obtained at 18 mA DAC current (R
SET
= 300
and R
L
= 75
).
1
6
Minimum drive current (used with buffered/scaled output load).
1
7
Power measurements are taken with Clock Frequency = 27 MHz. Max T
= 110
°
C.
1
8
I
is the total current (min corresponds to 5 mA output per DAC, max corresponds to 38 mA output per DAC) to drive all four DACs. Turning off individual
DACs reduces I
correspondingly.
1
9
I
(Circuit Current) is the continuous current required to drive the device.
10
Total DAC current in Sleep Mode.
11
Total continuous current during Sleep Mode.
Specifications subject to change without notice.
3.3 V SPECIFICATIONS
(V
AA
= +3.0 V – 3.6 V
1
, V
REF
= 1.235 V, R
SET
= 150
V
. All specifications T
MIN
to T
MAX2
unless otherwise noted.)
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