CMX641AP4 View Datasheet(PDF) - CML Microsystems Plc
Part Name
Description
MFG CO.
'CMX641AP4' PDF : 26 Pages View PDF
Dual SPM/Security Detector/Generator
1.7.1.3 Operating Characteristics
CMX641A
For the following conditions unless otherwise specified:
Xtal Frequency = 3.579545MHz, Audio Level 0dB(ref) = 775Vrms. Noise Bandwidth = 50kHz,
VDD = 3.0V to 5.5V, Tamb = - 40°C to +85°C. System Setting = 12kHz or 16kHz.
DC Parameters
IDD
Input/Output Parameters
Clock Out Load
Logic Inputs
Input logic “1” level
Input logic “0” level
Input leakage current (Vin = 0 to VDD)
Input capacitance
Input current (Vin =0)
Notes
1
2
Min.
Typ.
2.0
1.2
80%
3
-5.0
7.5
4
-15.0
Max.
5.0
3.0
15
20%
+5.0
Units
mA
mA
pF
VDD
VDD
µA
pF
µA
Channel Outputs
Output logic “1” level (1OH = 120µA) (Enabled)
5
90%
Output logic “0” level (1OL = 360µA) (Enabled)
5
Off state leakage current (High Z output)
6
-5.0
Mode Change Time
7
Tone Follower Mode
Response and De-Response time
8,9,10,11,
12,13,14,15
Packet Mode
Response and De-Response time
8,9,10,11, 40.0
12
VDD
10%
VDD
5.0
µA
500
ns
15.0
ms
48.0
ms
Input Amplifiers
Input impedance (at 100Hz)
Open Loop voltage gain (I/P = 1mVrms at
100Hz)
Common Mode range
Input Signal Level
Output Impedance (open loop)
10.0
MΩ
500
V/V
10%
90%
VDD
100%
VDD
6.0
kΩ
Overall Performance
12kHz Detect Bandwidth
12kHz Detect Bandwidth
12kHz Detect Bandwidth
12kHz Detect Bandwidth
12kHz Not Detect Frequencies (below 12kHz)
12kHz Not Detect Frequencies (below 12kHz)
12kHz Not Detect Frequencies (below 12kHz)
12kHz Not Detect Frequencies (below 12kHz)
12kHz Not Detect Frequencies (above 12kHz)
12kHz Not Detect Frequencies (above 12kHz)
12kHz Not Detect Frequencies (above12kHz)
12kHz Not Detect Frequencies (above12kHz)
8,12 11.82
8,13 11.64
8,14 11.40
8,15 11.10
8,12
8,13
8,14
8,15
8,12 12.48
8,13 12.66
8,14 12.90
8,15 13.20
12.18
kHz
12.36
kHz
12.60
kHz
12.90
kHz
11.52
kHz
11.34
kHz
11.10
kHz
10.80
kHz
kHz
kHz
kHz
kHz
© 2002 Consumer Microcircuits Limited
20
D/641A/5
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