![](http://datasheet.mmic.net.cn/100000/FX029J_datasheet_3117856/FX029J_5.png)
5
Specification
Absolute Maximum Ratings
Exceeding the maximum rating can result in device damage. Operation of the device outside the operating limits
is not implied.
Supply voltage
-0.3 to 7.0V
Input voltage at any pin (ref. V
SS
= 0V)
-0.3 to (V
DD
+ 0.3V)
Sink/source current (supply pins)
+/- 30mA
(other pins)
+/- 20mA
Total device dissipation (DW/J) @ T
AMB
25°C
800mW Max.
(D5) @ T
AMB
25°C
550mW Max.
Derating
(DW/J)
10mW/°C
(D5)
9mW/°C
Operating temperature range:
FX029DW/D5/J
-40°C to +85°C
Storage temperature range:
FX029D5
-40°C to +85°C
FX029DW/J
-55°C to +125°C
Operating Characteristics
All device characteristics are measured under the following conditions unless otherwise specified:
V
DD = 5.0V, TAMB = 25°C. External components as Figure 2. Audio 0dB ref. = 775mVrms
Characteristics
See Note
Min.
Typ.
Max.
Unit
Supply Voltage
4.5
5.0
5.5
V
Current
(All Stages Operating)
-
3.0
-
mA
Digital Inputs
4
Input Logic “1”
3.5
-
V
Input Logic “0”
-
1.5
V
Digital Input Impedances
0.5
1.0
-
M
Gain Control Amplifier Stages (Stages 1 and 2)
Bandwidth (-3dB)
1
3.3
-
kHz
Output Impedance
-
1.0
2.0
k
Total Harmonic Distortion
2, 5
-
0.35
0.5
%
Interstage Isolation
-
60.0
-
dB
Gain
46.0
48.0
-
dB
Attenuation
46.0
48.0
-
dB
Gain/Attenuation Step Size
-
2.0
-
dB/step
Step Error
-
0.4
dB
Input Impedance
50.0
-
k
Input Referred Offset Voltage (V
IOS)
-
10.0
-
mV
Uncommitted Amplifier (Stage 3)
Bandwidth (-3dB)
3
10.0
-
kHz
Output Impedance
-
1.0
2.0
k
Total Harmonic Distortion
3
-
0.35
0.5
%
Open Loop DC Gain
-
60
-
dB
Timing (See Figure 3)
Serial Clock “High” Pulse Width (t
PWH)
250
-
ns
Serial Clock “Low” Pulse Width (t
PWL)
250
-
ns
Data Set-up Time (t
DS)
150
-
ns
Data Hold Time (t
DH)
50.0
-
ns
Load/Latch Delay (t
LLD)
200
-
ns
Load/Latch Over-Time (t
LLO)-
-
0
ns
Load/Latch Pulse Width (t
LLW)
150
-
ns
Serial Data Clock Frequency
-
2.0
MHz
Notes
1.
Gain set to maximum (+48.0dB).
2.
Gain Set 0dB. Input Level 1.0kHz, -3.0dB (549mVrms).
3.
Gain externally set to 10.0dB.
4.
Serial Clock, Serial Data and Load/Latch inputs.
5.
With a 100k
load on the relevant output.