HM9270D 데이터 시트보기 (PDF) - ELAN Microelectronics
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HM9270D Datasheet PDF : 10 Pages
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HM 9270C/D
DTMF RECEIVER
Parameter
Description
Test Conditions
OUTPUTS:
V
OL
VOH
IOL
I
OH
V
REF
R
OR
Low Level Output Voltage
High Level Output Voltage
Output Low (Sink) Current
Output High (Source) Current
Output Voltage V
REF
Output Resistance
No Load
No Load
V =0.4V
OUT
V =4.6V
OUT
No Load
Min. Typ. Max. Units
0.03
V
4.97
V
1.0 2.5
mA
0.4 0.8
mA
2.4
2.7 V
10
KΩ
Operating Characteristics
Gain Setting Amplifier
Parameter
I
IN
RIN
VOS
PSRR
CMRR
A
VOL
f
C
VO
CL
RL
V
CM
Description
Test Conditions
Input Leakage Current
Input Resistance
Input Offset Voltage
Power Supply Rejection
Common Mode Rejection
DC Open Loop Voltage Gain
Open Loop Unity Gain Bandwidth
Output Voltage Swing
Tolerable capacitive load(GS)
Tolerable resistive load(GS)
Common Mode Range
V <V <V
SS
IN
DD
1kHz
-3.0V <V < 3.0V
IN
RL³100KΩ to VSS
No Load
Min.
Typ. Max.
±100
10
±25
60
60
65
1.5
4.5
100
50
3.0
Units
nA
MΩ
mV
dB
dB
dB
MHz
VPP
pF
KΩ
V
PP
Notes : 1.All voltages referenced to V unless otherwise noted.
DD
2.V = 5.0V, V = 0V, T = 25oC .
DD
SS
A
AC Characteristics
All voltages referenced to V unless otherwise noted. V =5.0V, V =0V, T = 25OC, F =3.579545 MNz, using
SS
DD
SS
A
CLK
test circuit of figure 2.
Parameter Description
Min. Typ. Max. Units
Notes
SIGNAL COITIONS:
Valid Input Signal level (each
tone signal):MIN
MAX
+1
883
-40
7.75
dBm
mV
RMS
dBm
mVRMS
1,2,3,5,6,9,11
1,2,3,5,6,9,11
1,2,3,5,6,9,11
Twist Accept Limit: Positive
Negative
10
dB
2,3,6,9,11
10
dB
Freq. Deviation Accept Limit
Freq. Deviation Reject Limit
Third Tone Tolerance
Noise Tolerance
Dial Tone Tolerance
±3.5%
±1.5%±2 Hz
-16
-12
+18
Nom.
Nom.
dB
dB
2,3,5,9,11
2,3,5,11
2,3,4,5,9,10,11
2,3,4,5,7,9,10,11
2,3,4,5,8,9,10,11
-4-
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