H:\ECM64E\104035-1.SCH 20-Oct-2000
104035-2.sch
104035-3.sch
104035-4.sch
104035-5.sch
104035-6.sch
Audio Input
Out1 & Out2
Out 3 & Hybrid
Power & Pink Noise
Avg Amps
MIX CTRL SHEETS 2-4,7,8
SPI CTRL SHEETS 7,8
C55
0.1
C131
0.1
DG419
OUT1>AEC REF
INT>AEC REF
Z20D
8
DG212
67
-12V
8
DG212
SHEETS 3,6
+12V
3.01K
+5V
5
V+4V-7GND3VL
6
67
OUT 1
OUT 1
R72
2
Z41D
SHEET 3
MIX IN AEC REF
8
Z49
1
-12V
R46
10k
+5V
LINE/CODEC IN
SHEET 2
LINE IN +
LINE IN -
.
C4
2
3
+
LINE IN
415
-
GND
5P EURO
J2A
220pF
+12V
AEC REF.
IN
C1
100pF
R27
1/50
C9
47.5k
R26
3
2
Z1A
8
4
4570
15.0k
1
Z41C
DG212
9
1110
SHEET 2
CHAN 4 +
MIC 4
+
CHAN 4 -
2
-
4570
SHEET 2
CHAN 3 +
3
415
GND
MIC 3
+
10k
R2
5
6
Z1B
100pF
R29
31.6k
7
CHAN 3 -
-
301
C3
GND
SHEET 2
CHAN 2 +
CHAN 2 -
7
6
MIC 2
+
220pF
R49
OUT
SHEET 4
AEC TI
8
GND
-
C5
.
AEC REF.
GND
SHEET 2
CHAN 1 +
CHAN 1 -
10
11
+
AUX IN +
3
+
MIC 1
SHEET 2
AUX IN -
AUX IN
-
415
-
12
GND
GND
12P EURO
J1A
5P EURO
J3A
9
2
Digital I/O
104035-7.sch
Processor
104035-8.sch
ACTION:
DOC WAS 103344, SKH 20MAR00
DELETED ECA 1 CIRCUITRY,
ADDED ECA 2 CIRCUITRY,
MS EMS
CHECKED BY:DRAWN BY:
Mukilteo WA 98275-5098
-12V
SHEET:10802 47th Avenue West
1 8
ECM 64 ECA I/O
104035
Aof
C238
AEC TI
J12D
4
J12N
14
J12E
5
SHEET 3
OUT 2
+8V
NC
2
12
17
OUT 2-
10k
4 11
Z38A
1/50
J12B
J12L
J12Q
8
-
GND
R115
2
R110
10k
3
4574
-8V
C198
0.1
1
AUDIO SIDE
C247
OF ECA 2
+
1
J12A
J12K
J12S
11
19
+
C76
22/16
C23
0.1
L17
.4
+5V
SHEET 3
OUT 1+
OUT 1-
10
11
12
9
12P EURO
J4A
GND
OUT 1
-
+
R178
20k
1
AEC TO
220pF
AEC RI
2
4570
100pF
C244
C234
8
GND
R128
10k
R171
10k
10
5
C249
R105
R50
J12M
13
OUT 3+
415
+
SHEET 4
OUT 3-
OUT 3
6
100pF
4574
R116
Z38B
10k
7
C248
1/50
+
3
J12C
J12F
J12H
J12J
6
8
10
J12P
J12R
16
18
J12T
20
NC
NC
OUT 2+
7
6
GND
-
+
9
4574
Z38C
8
1/50
+
9
J12I
AEC TO
3.32k
C246
220pF
13.3k
C239
2
3
GND
R177
20k
J13Q
J13G
8
17
2
Q1
12,1,3
12,1,3
12,1,3
12,1,3
R179
10k
31
+12V
LB1
LB2
LB3
LB4
J13H
8
R173
+5V
OC1C111D22D33D44D55D66D77D88D
GND10VCC
20
C215
0.1
R175
100k
20k
2222
MISO
7
3
2
Z21A
4
4580
1
C169
0.1
MOSI
SCK
J13A
J13S
1
19
1Q192Q183Q174Q165Q156Q147Q138Q
/DSPTX_RDY
/DSPRX_RDY
/AEC_RDY
4
J13D
HYBRID
HYBRID RX
ST5 ST6
@ HYBRID
HYBRID RX
SHEET 3,4
/DSP_SS
/DSP_IRQB
2
3
4
5
6
9
12
6
J13F
L18
.4
C26
0.1
+
C79
22/16
DIGITAL
22/16
C80
C53
0.1
L19
.4
74ACT573
Z45
14
J13N
23 24
+
+8VH-8VH
10k SIP
R180
18
J13R
OUT 4SHEET 4
OUT 4
17 18
19 20
21 22
/IRQ
/RI
OFF HOOK
SHEET 7
J13O
2
3
5
9
15
J13T
20
+3.3V
1
/DTMFTX
/P_LINE
11 12
13 14
15 16
9 10
/DTMF
RS0
/WR
/RD
J13P
16
0.1
22/16
C78
+
C25
0.1
/6420_RST
/6420
5 6
7 8
AD0
AD1
22/16
SCK
3 4
AD2
NC
J13J
10
+3.3V
DIGITAL SIDE
OF ECA 2
J13K12J13L13J13M
11
+
C77
C24
L15
.4
+5V
+5V
L16
.4
MOSI
1 2
24P M HDR
J10A
AD3
HYBRID CTRL
SHEET 7,8
100pF
12
13
4574
R172
10k
Z38D
14
C250
1/50
+
7
J12G
J12O
15
13.3k
R30
R51
3.32k
220pF
C240
3
Z52A
4
C266
0.1
+8V-8V
SHEET 3&4
AEC TO
R106
10k
5
6
Z21B
R109
31.6k
4580
7
R169
301
.
AEC OUT
J13B
J13C
J13E
J13I
H:\ECM64E\104035-2.SCH 20-Oct-2000
MIX CTRL SHEETS 1,3,4,7,8
SHEET 1
CHAN 4 +
220pF
47/25
R80
10k
+6dB +40dB +50dB
10k
R6
R59
100
R71
20
+
100/10
C115
J1-1
C219
.
C110
+
2
RG2
5
SSM2017
10k
12
Z47D
4574
1/50
SHEET 6
MIC SIG 4
CHANNEL 4
220pF
47/25
R79
10k
220pF
C102
2
S9
3
41
RG1
Z11
4
6
R160
13
1.58k
14
C14
SHEET 1
J1-2
CHAN 4 -
.
C218
1k
1k
C109
+
318
7
100pF
R164
+12V
PHANTOM
1 8
2 7
3 6
4 5
S10
SHEET 1
SHEET 1
SHEET 1
SHEET 1
CHANNEL 3
J1-5
J1-4
CHAN 3 +
CHAN 3 -
C220
C221
.
.
220pF
47/25
C114
+
R81
R82
R40
100k
C33
0.1
C34
0.1
-12V+12V
C203
220pF
C98
.01
R58
100
47/25
C108
+
R78
10k
+6dB +40dB +50dB
10k
R5
100
R57
R70
20
+
100/10
C116
2
5
SSM2017
10
4574
1/50
SHEET 6
10k
2
3
RG2
Z9
10k
Z47C
8
C13
MIC SIG 3
220pF
41
6
9
RG1
R159
47/25
C113
+
R83
1k
1k
R84
R41
100k
47/25
C107
+
R77
C101
S8
318
C31
0.1
7
C32
4
0.1
-12V+12V
R163
1.58k
C202
100pF
SHEET 1
CHANNEL 2
J1-7
J1-8
CHAN 2 +
CHAN 2 -
C223
.
C222
.
220pF
220pF
C97
.01
R56
100
47/25
C106
+
R76
10k
+6dB +40dB +50dB
10k
R4
R55
100
R69
20
+
100/10
C117
2
5
SSM2017
5
4574
1/50
SHEET 6
10k
220pF
2
3
41
RG2
Z10
6
10k
6
Z47B
7
C12
MIC SIG 2
RG1
R158
47/25
C112
+
R85
1k
R86
1k
R42
100k
47/25
C105
+
R75
C100
S7
318
C29
0.1
7
C30
4
0.1
-12V+12V
100pF
C201
R162
1.58k
SHEET 1
CHANNEL 1
J1-10
J1-11
CHAN 1 +
CHAN 1 -
C216
C217
.
.
220pF
220pF
C96
.01
R54
100
47/25
10k
20
100/10
C209
C104
47/25
+
R74
+6dB +40dB +50dB
10k
R3
R53
100
R68
+
C118
2
5
+
C199
0.1
+8V-8V
+
1/50
C208
47/25
10k
220pF
2
3
RG2
Z8
SSM2017
10k
3
Z47A
1
C11
47/25
C111
C95
.01
+
R87
1k
R88
1k
R52
100
R43
100k
47/25
C103
+
R73
C99
S6
41
318
RG1
6
R157
2
411
4574
47/25
C206
+
C27
0.1
7
4
47/25
C207
C28
0.1
+
-12V+12V
100pF
C200
1.58k
R161
ACTION:
MOSI WAS LABELED MISO,
DOC WAS 103344,
SKH 20MAR00
MS EMS
CHECKED BY:DRAWN BY:
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
2 8
ECM 64 AUDIO IN
104035
Aof
22/25
4574
10k
10
Z4C
3.3/16
Z12
SSM2160
R16
9
8
C19
AUX IN
C134
+
23
MSTR SET22MSTR OUT
WRITE
10
S/LD1
R18
10k
100pF
SHEET 1
J2-3
C225
Z2A
5.11k
SHEET 1 J2-4
LINE IN
MIC SIG 1
SHEET 6
LINE IN -
.
C224
220pF
5.11k
R91
R92
R44
100k
12
13
2
Z2D
411
4574
5
Z2B
4574
7
1/50
LINE SIG
SHEET 6
C15
6
10k
3.16k
14
R10
SHEET 3,4,6
4574
R7
C119
100pF
INPUT SIGNALS
1
R8
SHEET 1
SHEET 1 J3-4
AUX IN
AUX IN +
R13
C122
AUX IN -
J3-3
.
C227
Z3B
5.11k
C226
220pF
5.11k
R93
R94
R45
100k
6
3
2
Z3A
4
4580
C35
0.1
7
1
+12V-12V
R12
10k
10
9
R14
3.16k
Z2C
4574
100pFR11
8
C16
1/50
AUX SIG
SHEET 6
.
5
4580
10k
MIC SIG 1
MIC SIG 2
MIC SIG 3
MIC SIG 4
LINE SIG
AUX SIG
20
18
16
24
DAC
DAC
DAC
DATA
CLK
14
15LD11
17
MOSI
SCK
10k
5
Z4B
C125
4574
22/25
7
LINE IN
7
9
DAC
DAC
DAC
DAC
6
19
8
R15
6
10k
C124
100pFR17
+8V-8V
C18
VREF
AGND
DGND
45
21
10k SIP
3
2
Z4A
411
4574
C36
0.1
1
C17
22/25
MIC MIX
V+
V-
100pF
C149
10/50
C38
0.1
+
220pF
+8V
1
3
-8V
12
10/50
C148
C37
0.1
+
2
13
23456
R95
1
C123
3.16k
100pF
LINE IN +
.
220pF
C121
3
C2
0.1
+12V-12V
10k
3.16k
R9
C120
100pF
8
H:\ECM64E\104035-3.SCH 20-Oct-2000
MIX CTRL SHEETS 1,2,4,7,8
P. NOISE
HYBRID RX
AUX IN
LINE IN
AEC TO
MIC MIX
LINE IN
HYBRID RX
P. NOISE
HYBRID RX
AUX IN
LINE IN
AEC TO
INPUT SIGNALS SHEET 2
MIC MIX
ACTION:
DOC WAS 103344, SKH 20MAR00
MOSI WAS LABELED MISO,
(2) 15.8k WERE 24.9k,
MS EMS
CHECKED BY:DRAWN BY:
Mukilteo WA 98275-5098
DG212
Z41E
SSM2160
GND
5
3.3/16
+
Z14
MSTR SET22MSTR OUT
WRITE
+5V
0.1
3.3/16
LINE IN>AEC REFAUX IN
R1
1
DG212
10k
100pF
Z13
SSM2160
Z41A
32
R147
C165
C135
+
23
MSTR SET22MSTR OUT
WRITE
LD
11
10
S/LD2
R28
10k
10/50
C151
C42
0.1
24
DAC
DAC
DAC
DATA
CLK
14
15
17
MOSI
SCK
R21
10k
7
9
V+
DAC
DAC
DAC
DAC
VREF
V-
AGND
DGND
45
21
6
19
8
23456
R96
10k SIP
20
18
16
+
+8V
1
3
-8V
12
10/50
C41
0.1
C150
+
2
13
1
12
13
15.8K
R19
Z5D
100pF
IN
8
14
+
C20
4
7
220pF
0.1
6
C228
.
OUT 1+
J4-10
SHEET 1
C126
C214
22/16
C39
+12V
+
OUT 1
OUT 1 SHEET 6
4574
1/50
C40
22/16
C170
+
0.1
3
-12V
G
5
Z17
2
1
ÂSSM2142
220pF
C229
.
OUT 1
OUT 1-
J4-11
SHEET 1
C136
10/50
C153
C44
0.1
1
3
12
0.1
2
13
10/50
C43
AUX IN>AEC REF
+
+8V
-8V
C152
+
24
DAC
DAC
DAC
DATA
CLK
14
15LD11
10
17
MOSI
S/LD3
SCK
R22
10k
7
9
V+
DAC
DAC
DAC
DAC
VREF
V-
AGND
DGND
45
21
6
19
8
23456
R97
10k SIP
20
18
16
23
1
3
2
15.8K
Z5A
R20
411
C127
C245
V+
13V-4VL12
+12V
-12V
C235
0.1
0.1
1
+12V-12V
1/50
C21
C46
0.1
-12V
220pF
OUT 2-
SHEET 1
C45
0.1
4
3
+12V
G
IN
6
5
Z18
7
2
8
1
+
ÂSSM2142
C231
.
OUT 2
J4-8
220pF
OUT 2+
SHEET 1
OUT 2
C230
OUT 2 SHEET 6
.
J4-7
100pF
4574
C194
Z41B
16
DG212
1415
R154
10k
5
6
Z52B
10k
4570
7
MIX IN AEC REF SHEET 1
SHEET:10802 47th Avenue West
3 8
ECM 64 OUT 1/OUT 2
104035
Aof
H:\ECM64E\104035-4.SCH 20-Oct-2000
MIX CTRL SHEETS 1-3,7,8
P. NOISE
AUX IN
LINE IN
AEC TO
MIC MIX
P. NOISE
HYBRID RX
AUX IN
LINE IN
AEC TO
INPUT SIGNALS SHEET 2
MIC MIX
ACTION:
DOC WAS 103344, SKH 20MAR00
MOSI WAS LABELED MISO,
(2) 15.8k WERE 24.9k,
MS EMS
CHECKED BY:DRAWN BY:
Mukilteo WA 98275-5098
3.3/16
Z16
SSM2160
DG212
Z20E
C138
+
23
MSTR SET22MSTR OUT
WRITE
CLK
10
S/LD5
GND
5
+5V
0.1
3.3/16
C137
24
DAC
DAC
DAC
DATA
14
15LD11
17
SCK
MOSI
7
9
DAC
DAC
DAC
DAC
VREF
AGND
DGND
45
21
6
19
8
23456
R100
10k SIP
20
18
16
10/50
C52
0.1
+
Z15
SSM2160
+8V
1
V+
3
-8V
12
V-
10/50
C156
C51
0.1
+
2
13
23
MSTR SET22MSTR OUT
WRITE
CLK
LD
11
10
S/LD4
16
24
9
DAC
DAC
DAC
DAC
DATA
14
15
8
17
MOSI
SCK
R24
10k
1
LINE IN>AEC
16
DG212
LINE IN
1415
Z20B
23456
MIC MIX>AEC
R98
1
DG212
MIC MIX
Z20A
32
C237
AUX IN>AEC
100pF
C130
9
DG212
AUX IN
Z20C
1110
10
9
V+
13V-4VL12
+12V
-12V
C236
0.1
Z5C
R25
15.8K
4574
8
10k SIP
20
18
7
V+
DAC
DAC
DAC
VREF
V-
AGND
DGND
45
21
6
19
23456
R99
10k SIP
1
5
6
15.8K
R23
Z5B
4574
1/50
C129
100pF
7
C22
+
C157
C155
10/50
C50
0.1
+
+8V
1
3
-8V
12
10/50
C154
C49
0.1
+
2
13
1
OUT 4
OUT 4 SHEET 1,6
4574
12
Z4D
14
AEC TI
SHEET 1
J5-7
C48
0.1
13
100pF
C254
-12V
220pF
OUT 3-
SHEET 1
C47
0.1
4
3
+12V
G
IN
6
5
Z19
7
2
8
1
+
ÂSSM2142
OUT 3
220pF
C232
C233
.
.
OUT 3
OUT 3 SHEET 6
OUT 3+
J4-5
SHEET 1
J4-4
SHEET:10802 47th Avenue West
4 8
ECM 64 OUT 3/HYBRID
104035
Aof
H:\ECM64E\104035-5.SCH 20-Oct-2000
12,1,3
LB5
+12V
R176
100
C265
10/50
+
C262
0.1
1
2
147
Z24A
CD4070
6
R111
Z24B
10k
CD4070
C171
120pF
9
R112
10k
Z24C
CD4070
C57
0.1
3
3
5
4
13
8
Z24D
CD4070
10
11
CLK
CD4006
Q4'
Q4
8
9Q310Q211
12
1N4148
D1
3
CLK
CD4006
Q4'
Q4
8
9Q310Q211
80.6k
R129
30.1k
C174
0.1
R114
10k
C172
.027
SHEET 7
NOISE
C167
0.1
L3
3T
C270
FROM SHT 7
120/25
6
1
3
5
1N5817
120/25
1N4004
C253
+
GND
HT SNK
HTSNK2FB
HTSNK
ON/OFF
D30
+
C255
0.1
1k
0.1
1000/25
C243
D31
C252
R182
+
+5V
L4
3T
7
Z51 LM2594
IN
R174
301
4
OUT
R181
511
8
100uH
L6
+3.3V
.0047
C251
0.1
0.1
LM337
C161
C259
3T
-12V
ADJ
I O
Q3
32
-8V
R107
10k
14
6
D24D35D11D4
VDD
Z22
C56
0.1
VSS
Q2'
Q1
13
12
7
14
6
D24D35D11D4
VDD
Z23
VSS
Q2'
Q1
13
12
7
R131
C162
1/50
+
1N4148
R113
10k
D2
DSP_RST
C58
0.1
6
524
3
1
J11
C72
0.1
C258
0.1
L7
3T
L2
C257
0.1
1N4004
D33
1000/25
C242
+
47/25
C211
+
C160
0.1
1.33k
1.33k
R168
1
10/50
10/50
C205
+
R166
243
1N5817
D29
+
47/25
C213
R167
C204
+
1N5817
47/25
D32
1N4004
1000/25
C241
47/25
C210
C159
0.1
D28
C212
L1
3T
C256
0.1
+
+12V
+
3 2
LM317
Q2
I O
ADJ
1
R165
243
+
+8V
ACTION:
DOC WAS 103344, SKH 20MAR00
ADDED 3.3V CIRCUITRY,
ADDED DECOUPLING,
CHECKED BY:DRAWN BY:
EMSMS
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
5 8
ECM 64 POWER/PINK NOISE
2
Z6A
-8V
104035
Aof
R130
3.01k
C175
.01
C173
.0056
C163
0.1
Q4
LM337L
I O
-12V -8VH
C268
0.1
3 2
ADJ
1
R185
1.33K
R183
243
C269
0.1
R132
2.2M
5
3
84
TL072
1
C158
0.1
6
Z6B
+8V
TL072
7
P. NOISE
P. NOISE
SHEET 3,4
1.33K
+12V
C267
0.1
3 2
LM317L
Q5
I O
ADJ
1
R184
R153
243
C271
0.1
+8VH
C263
22/16+C264
22/16
+
C260
C261
0.1
0.1
+12V
-12V
H:\ECM64E\104035-6.SCH 20-Oct-2000
SHEET 4
SHEET 3
SHEET 1
SHEET 2
SHEET 2
3.3/16
4574
1N4148
100
C146
+
R137
R102
3.3/16
4574
1N4148
100
C143
+
0.1
8.06k
12
Z7D
14
ADC3
HYBRID RX
HYBRID RX
C179
R120
13
1N4148
D10
R63
D9
47.5k
OUT 3
OUT 3
C183
0.1
R123
12.4k
10
9
Z40C
1N4148
D15
8
44.2k
D16
R66
ADC6
R139
3.3/16
C145
0.1
5
4574
1N4148
100
+
12.4k
Z40B
7
ADC5
OUT 2
D14
R65
OUT 2
R122
6
C182
1N4148
D13
R138
44.2k
OUT 1SHEET 3
OUT 1
C181
0.1
12.4k
R121
3
2
Z40A
411
1N4148
D11
C61
4574
0.1
+8VH-8VH
1
44.2k
1N4148
D12
R64
100
3.3/16
C144
+
ADC4
SHEET 3 OUT 1
SHEET 3
SHEET 3
SHEET 4
OUT 4
OUT 2
OUT 3
OUT 1
OUT 2
OUT 3
OUT 4
23456
10k SIP
1
R136
MIC SIG 4SHEET 2
MIC SIG 4
10k SIP
3.3/16
C142
MIC SIG 3SHEET 2
MIC SIG 3
0.1
8.06k
10
Z7C
4574
8
1N4148 +
100
ADC2
MIC SIG 2SHEET 2
MIC SIG 2
1
AUX IN
AUX IN
C178
R119
9
1N4148
D8
R62
MIC SIG 1SHEET 2
MIC SIG 1
23456
D7
47.5k
R101
20k
R135
AUX SIGSHEET 2
AUX SIG
20k
R141
3.3/16
C141
LINE SIGSHEET 2
LINE SIG
R142
20k
0.1
8.06k
5
Z7B
4574
1N4148
100
+
HYBRID RXSHEET 1
HYBRID RX
R143
7
ADC1
LINE IN
LINE IN
R118
6
1N4148
D6
R61
C177
D5
47.5k
+8VH-8VH
R134
MIC MIXSHEET 2
MIC MIX
C176
0.1
8.06k
R117
3
2
Z7A
411
1N4148
D3
4574
C59
0.1
1
R133
47.5k
1N4148 +
D4
R60
100
3.3/16
C140
ADC0
SHEET 4
OUT 4
OUT 4
C185
0.1
12.4k
R126
ACTION:
DOC WAS 103344, SKH 20MAR00
(4) 8.06k WERE 3.57k,
(4) 44.2k WERE 47.5k,
MS EMS
CHECKED BY:DRAWN BY:
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
6 8
ECM 64 AVG AMPS
104035
Bof
12
13
3.3/16
4574
1N4148
C147
+
Z40D
1N4148
D17
14
R140
44.2k
D18
R67
100
ADC7
ADCS IN
SHEET 8
3
5
6
Z26B
C133
470PF
4580
7
C184
0.1
100k
R48
R146
100
8
Z25C
LM339
GRN
511
+8V
R125
6.81k
6.34k
.06V
R151
3.9V
11
10
9
Z25D
LM339
14
13
D20
D22
RED
R149
R90
1k
2
Z26A
C132
470PF
8
4
4580
C60
0.1
+12V-12V
1
C180
0.1
100k
R47
1.16V
R124
28.7k
4.75k
R144
.024V
100
+
C164
1/50
75
R150
5
4
6
Z25A
312
LM339
LM339
R145
+8V
2
RED
GRN
D19
-8V
R148
511
1k
Z25B
+8V
7
1
D21
R89
H:\ECM64E\104035-7.SCH 20-Oct-2000
OFF HOOK
PORT STEP
2 1
S5A
ACTION:
DOC WAS 103344, SKH 20MAR00
SOME NET NAME CHANGES,
MOSI WAS LABELED MISO,
CHECKED BY:DRAWN BY:
EMSMS
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
7 8
ECM 64 DIGITAL I/O
104035
VOL DWN
1
S4
2
PORT STEP BTN
HYBRID CTRL SHEETS 1,8
1
1
S2
S3
2
2
VOL UP BTN
VOL DWN BTN
OFF HOOK BTN
C81
.01
C82
.01
C83
.01
C84
.01
C85
.01
C86
.01
C87
.01
C88
.01VOL UP
C89
.01
C90
.01
C91
.01
C92
.01
C93
.01
MIX CTRL SHEETS 1-4,8
SPI CTRL SHEETS 1,8
/LATCH4
/RST
14
15
G
CLR
Q6
Q7
11
12
VOL DWN CTRL
100k
10
/DTMFTX
R38
0.1
0.1
0.1
S2S1S0
2
3
S1
S2
Q3
Q49Q5
7
RS0
>/RING
100k
MDB15 FEM
C54
0.1
C128
C139
C168
DIP 4P
LDATA
13
1
D
S0
Q04Q1
Q2
5
6
/DSP_IRQB
VOL UP CTRL
>/MUTE
100k
R39
ADD1
ADD2
45
RW 232 ADDRESS
16
Z50 74HC259
VCC
0.1
GND
8
TO SHT 5
DSP_RST
OFF HOOK CTRL
>/PRIVACY
R37
+5V
ADD3
ADD4
182736
+5V
100k
S11
C166
/P_LINE
10k
MEM4
R36
+5V
/RST
15
G
CLR
Q6
Q7
12
>/OFF HOOK
100k
10k
R108
/LATCH3
S2S1S0
14
3
S2
Q49Q5
10
11
MIC MIX>AEC
LINE IN>AEC
AUX IN>AEC
MEM3
R34
100k
MISO
QH9VCC16GND
SER
14
+5V
R170
1
2
D
S0
S1
Q04Q1
Q2
Q3
5
6
7
AUX IN>AEC REF
LINE IN>AEC REF
INT>AEC REF
MEM2
MUTE CTRL
100k
R32
100k
R35
192103114125136147158
J7
C66
0.1
8
/AEC_RDY
+5V
R155
10k
LDATA
+5V
13
16
Z42 74HC259
VCC
C10
0.1
GND
8
OUT1>AEC REF
PRIVACY CTRL
MEM1
100k
R31
R33
R104
10k
+5V
EXTERNAL CONTROL
MRP &
+5V
/CTRL BTNS
SCK
S/LD6
11OE10
13
Z32 74HC589
SRCLK
RCLK12S/L
A
15B1C2D3E4F5G6H7
VOL UP CTRL
VOL DWN CTRL
OFF HOOK CTRL
PRIVACY CTRL
MUTE CTRL
/RI
/RST
15
G
CLR
Q6
Q7
12
/6420_RST
/LATCH2
14
11
/FB_1
+5V
10
/FB_0
S2S1S0
3
S1
S2
Q3
Q49Q5
/EEP1
10k SIP
R152
1
2
D
S0
Q04Q1
Q2
5
6
7
/MRP
/FP BTNS
/CTRL BTNS
MISO
0.1
QH9VCC16GND
SER
14
+5V
10k
LDATA
13
/6420
8
R127
16
Z28 74HC259
VCC
0.1
GND
8
+5V
/FP BTNS
C63
/DSPRX_RDY
/DSPTX_RDY
PORT STEP BTN
+5V
CLR
C65
Q7
9
DI
108O117O126O135O144O153O162O17
+12V
NOISE SHEET 5
SCK
S/LD6
11OE10
13
SRCLK
RCLK12S/L
A
15B1C2D3E4F5G6H7
VOL UP BTN
VOL DWN BTN
OFF HOOK BTN
2
3
4
5
6
/LATCH1
/RST
14
15
G
Q6
11
12
POWER
/NOISE
PWR
PWR_LED
SHEET 8
Z31
74HC589
10k SIP
10
COM
S2
Q49Q5
Y
R103
S2S1S0
3
S1
Q3
AA
D24
2
7
MUTE
S0
Q2
COM
1
1
D
Q04Q1
5
6
RING
PRIVACY
1I
2I23I34I45I56I67I78I8GND
1O
Y
SHEET 8COM_LED
74HC589
QH9VCC16GND
SER
LDATA
13
16
VCC
GND
8
OFF HOOK
1
Z29 ULN2803
18
D23
J7-13
>/MUTE
MISO
0.1
14
ADD4
+5V
+5V
Z27 74HC259
0.1
J7-12
>/PRIVACY
+5V
C62
8
ADD2
ADD3
C64
.
LED BAR
ADD1
LATCHES SHEET 8
MUTE_LED
PRIV_LED
AA_LED
109.87.65.43.21
OFF HOOK
J7-11
J7-7
SHEET 1
J10-20
>/OFF HOOK
>/RING
SCK
S/LD6
/MRP
11OE10
13
Z30
SRCLK
RCLK12S/L
A
15B1C2D3E4F5G6H7
MEM1
MEM2
MEM3
MEM4
2
3
4
5
6
RING_LED
10k SIP
R156
OH_LED
D25
YYYYY
+5V
1
Aof
H:\ECM64E\104035-8.SCH 20-Oct-2000
C94
220pF
.
DB9 FEM
10
IN
ACTION:
DOC WAS 103344, SKH 20MAR00
SWAP MOSI & MISO LABELS,
ADDED NET /DSP_SS,
MS EMS
CHECKED BY:DRAWN BY:
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
8 8
ECM 64 PROCESSOR
104035
TXD1
0
RW-232
COM_LED
AA_LED
SHEET 7
ADC3
ADC4
ADC5
Z33
S0S1S2
/LATCH4
+5V
C197
A0A1A2A3A4A5A6
A010A19A28A37A46A55A64A73A825A924A1021A1123A122A1326A1427CE20OE22VPP
RN1
123456789161011121314
MUTE_LED
PRIV_LED
ADC0
ADC1
ADC2
P6.020P6.119P6.218P6.317P6.416P6.515P6.614P6.7
VCC
VCC
VSS
P1.036P1.135P1.234P1.333P1.432P1.531P1.630P1.7
/LATCH1
/LATCH2
/LATCH3
+5V
RING_LED
OH_LED
68 38
37
SHEET 6
ADCS IN
0.1
C69
0.1
C68
RAM = $0000>$7C00
DTMF = $7C00
+5V
43.21
0dB
S/LD6
9
12
+
3T
ALE
S/LD5
VREF
11
OC1C111D22D33D44D55D66D77D88D
20
YYR
-3dB
S/LD3
S/LD4
XTAL2
VPD
4
40
22pF
L8
+5V
Z37
27C256-70
D27
S/LD1
S/LD2
P4.12P4.23P4.35P4.46P4.57P4.68P4.7
11.0592 MHZ
Y1
C187
22pF
C73
0.1
+5V
/EP
1
470 DIP
15
.
LED BAR
G
109.87.65 .
-6dB
MOSI
SCK
60
1
P4.0 /ADST
A14 P2.647A08 P2.0
A15 P2.7
XTAL1
48
39
A15
C186
11
GAL16V8-10ns
GND
10
+5V
/EP_RD
A13
A14
G
43.21
-15dB
-12dB
-9dB
A11 P2.344A12 P2.445A10 P2.2
A13 P2.546A09 P2.1
43
42
A11
A12
A13
A14
A12
A13
A14
A15
A11
A10
13O812
/EP_RD
/RAM
/EP
/F_WR
/DTMF
A7
A8A9A10
A11
A12
PWR_LED
GGG
D26
-18dB
ADC6
ADC7
13
P5.067P5.166P5.265P5.364P5.463P5.562P5.661P5.7
80C535-N
41
29
LDATA
A8A9A10
/PSEN
/WR
/RD
Z39
I11I22I33I44I55I66I77I88I99I10
VCC
IO218IO317IO416IO515IO614IO7
O1
19
20
/F_EN
/F_RD
0.1
C190
10/50
C188
10/50
+
+
RXD1
14
Z34B
74HC08
6
TXD0
220pF
C8
.
162738495
DB9 MALE
J6
MOSI
74HC08
220pF
.
0
RW-232
OUT
147
15
GND
R1OUT12R2OUT
C70
RS-232
0.1
T1IN
220pF
T2IN
11
9
13
Z34D
74HC08
11
C6
3
RXD0
C7
.
162738495
J5
10
MISO
SCK
/EEP1
+5V
1
2
4
5
Z34A
+5V
4
Z44 25C160/P
CS1SO2WP3VSS
HOLD
SCK
VCC
SI
5
6
7
8
+5V
C196
0.1
KM62256
10
12
/RAM
CE20OE22WE
C2-
5
10/50
/RD
C189
/WR
27
VCC
C2+
4
+
10/50
A13
A14
1
A1326A14
Z35
V+2C+1C-3T2OUT7R2IN8R1IN13T1OUT
16
0.1
V-
6
C191
+
+5V
2
IN
3
GND
RST
1
3.3/16
C192
+
/WR
/RD
/RST
28
A05 P0.557A01 P0.1
A06 P0.658A00 P0.0
A07 P0.7
59
AD5
AD6
AD7
74ACT573
A11
A12
2
+5V
C71
Z48 34064
/DSP_SS
/IRQ
MISO
23
P3.3 /INT124P3.4 T025P3.5 T126P3.6 /WR27P3.7 /RD
A03 P0.355A04 P0.456A02 P0.2
54
AD2
AD3
AD4
AD5
AD6
AD7
9
12
A7
.
LED BAR
65 .
+6dB
10
51
RESET
EA
P3.0 RXD21P3.1 TXD22P3.2 /INT0
VGND
PSEN
ALE
50
49
53
52
ALE
/PSEN
AD0
AD1
C67
0.1
C272
3.3/16
AD0
AD1
AD2
AD3
AD4
GND10VCC
1Q192Q183Q174Q165Q156Q147Q138Q
A0A1A2A3A4A5A6
A0A1A2A3A4A5A6A7A8A9A10
Z46
A010A19A28A37A46A55A64A73A825A924A1021A1123A12
Z36
GND
14
0.1
MIX CTRL SHEETS 1-4,7
SPI CTRL SHEETS 1,7
VCC
28
+5V
C75
D011D112D213D315D416D517D618D7
19
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
C195
0.1
M29F040B
GND16VCC
VCC28GND
14
+5V
C74
0.1
+5V
32
D011D112D213D315D416D517D618D7
19
AD4
AD5
AD6
AD7
AD0
AD1
AD2
AD3
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
17
21
D620D519D418D7
D013D114D215D3
HYBRID CTRL SHEETS 1,7
LATCHES SHEET 7
Z43
/F_EN
/F_WR
/F_RD
A1023A1125A124A1328A1429A153A162A1730A18
1OE24WE31CE22
/FB_1
26
/FB_0
A11
A12
A13
A14
A012A111A210A3
A48A57A6
A75A827A9
9
6
A0A1A2A3A4A5A6A7A8A9A10
Aof
Loading...