140
µ
s
100
µ
s
≈
8.4ms
125ms
200
µ
s
WHEN MUTE IS PRESSED
1s
30ms
IC2 PIN 3
(CLK) (XL3)
IC3 PIN 33
(SCK) (INTERRUPT)
IC2 PIN 68
(TMI)
IC3 PIN 22
(XL4)
IC2 PIN 26
(E)
IC2 PIN 9
(BEC)
f = 32kHz
1V5
3V
0V
3V
0V
0V
3V
0V
3V
0V
1V3
0V
2s
NOTE: 1. Waveforms are taken in the Battery Economy Mode unless qualified.
RPR 550IS Series
TM1188 Issue 1
Page 5 - 20
Figure 5: Decoder Voltages and Waveforms
Summary of Contents for RPR 551IS
Page 10: ...RPR 550IS Series TM1188 Issue 1 AL2 Oct 98 Page viii INTENTIONALLY BLANK...
Page 20: ...RPR 550IS Series TM1188 Issue 1 Page 1 10 INTENTIONALLY BLANK...
Page 36: ...RPR 550IS Series TM1188 Issue 1 Page 2 16 INTENTIONALLY BLANK...
Page 70: ...RPR 550IS Series Page 4 2 TM1188 Issue 1 INTENTIONALLY BLANK...
Page 77: ...PSG 10444 1 RPR 550IS Series TM1188 Issue 1 Page 5 7 Figure 2 Case Removal...
Page 125: ...TM1188 Issue 1 AL2 Oct 98 Figure 4 RPR 552IS Radio Board Circuit Diagram Page 7 9 10...
Page 126: ...TM1188 Issue 1 AL2 Oct 98 Figure 10 RPR 550IS Main Board Circuit Diagram Radio Page 7 21 22...
Page 127: ...TM1188 Issue 1 AL2 Oct 98 Figure 11 RPR 550IS Main Board Circuit Diagram Radio Page 7 23 24...