Specification
Electrical Characteristics
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
Input voltage at any pin (ref V
SS
= 0V)
Sink/source current (supply pins)
(other pins)
Total device dissipation @ T
AMB
25°C
Derating
Operating temperature range:
FX375J
FX375LG/LS
Storage temperature range:
FX375J
FX375LG/LS
- 0.3 to 7.0V
- 0.3 to (V
DD
+ 0.3V)
+/- 30mA
+/- 20mA
800mW Max.
10mW/°C
- 30°C to + 85°C (ceramic)
- 30°C to + 70°C (plastic)
- 55°C to + 125°C (ceramic)
- 40°C to + 85°C (plastic)
Operating Limits
All device characteristics are measured under the following conditions unless otherwise specified:
V
DD
= 5.0V, T
AMB
= 25°C, Xtal/Clock f
0
= 4.0 MHz, Audio level 0dB ref: = 300mV rms.
Composite input signal = 0dB, 1kHz tone in –12dB (6kHz band limited) gaussian white noise with a –20dB CTCSS
tone.
Characteristics
Static Values
Supply Voltage
Supply Current :
Rx /Tx (Operating)
Rx standby (No Decode)
Rx only (Decoding)
Analogue Input Impedance
Analogue Output Impedance
Tone Input Impedance
Digital Input Impedance
Input Logic '1'
Input Logic '0'
Output Logic '1' (I = 0.1mA)
Output Logic '0' (I = 0.1mA)
See Note
Min.
4.5
–
–
–
–
–
–
–
3.5
–
4.0
–
Typ.
5.0
8.0
2.8
5.0
0.5
0.5
1.0
1.0
–
–
–
–
Max.
5.5
–
–
–
–
–
–
–
–
1.5
–
1.0
Unit
V
mA
mA
mA
MΩ
kΩ
MΩ
MΩ
V
V
V
V
Dynamic Values
Maximum Input Level
Decoder
Tone Input Signal Level
Response Time
De-response Time
Selectivity
–
+ 10.5
–
dB
1,4
1,4,6
1,4,6
4
- 20
–
–
±
0.5
–
–
–
–
–
250
250
±
3.0
dB
ms
ms
%ƒo
Encoder
Tone Output Level (relative 775mVrms)
Tone Frequency Accuracy
Tone Harmonic Distortion
Tone Output Load Current
Output Level Variation between Tones
Rise Time (to 90% nominal level)
(ƒo >100Hz)
(ƒo <100Hz)
2
- 3.0
- 0.3
–
–
–
–
–
0
–
2.0
–
0.1
15
45
+ 3.0
+ 0.3
5.0
5.0
–
–
–
dB
%ƒo
%
mA
dB
ms
ms
5
5
7
CMLMICRO [ CML MICROCIRCUITS ]
