MC34017
APPLICATION CIRCUIT PERFORMANCE (Refer to Typical Application)
Characteristic
Typical Value
Output Tone Frequencies
MC34017–1
MC34017–2
MC34017–3
Warble Frequencies
808/1010
1616/2020
404/505
12.5
Output Voltage (VI ≥ 60 Vrms, 20 Hz)
37
Output Duty Cycle
50
Ringing Start Input Voltage (20 Hz)
36
Ringing Stop Input Voltage (20 Hz)
21
Maximum AC Input Voltage (≤ 68 Hz)
150
Impedance When Ringing
VI = 40 Vrms, 15 Hz
VI = 130 Vrms, 23 Hz
Impedance When Not Ringing
VI = 10 Vrms, 24 Hz
VI = 2.5 Vrms, 24 Hz
VI = 10 Vrms, 5.0 Hz
VI = 3.0 Vrms, 200 – 3200 Hz
Maximum Transient Input Voltage (T ≤ 2.0 ms)
>16
12
28
>1.0
55
>200
1500
Ringer Equivalence: Class A
0.5
Ringer Equivalence: Class B
0.9
Units
Hz
Vpp
%
Vrms
Vrms
Vrms
kΩ
kΩ
MΩ
kΩ
kΩ
V
–
–
R1 C1 AC1 Diode Bridge
Tip
1
AC2
Ring
8
SCR Transient
Clamp
RC
6
C2 R2
Oscillator
Block Diagram
C4
RI 4
Input
Current
Mirror
22 V
Bias
Tone Frequency
B Divider
Push Pull
Output Buffer
Ref
B
Warble Frequency
Divider
RG 7
Threshold
Comparator
RO1
Piezo
2
RO2
Sound
Element
3
RS
5
R3 C3
MOTOROLA ANALOG IC DEVICE DATA
3