/WR
/RD
/AS
/RESET
/NMI
LEDDR
/OFLOW-
DOUT
RX1
/DVALID
TX2
/RESET
/NMI
RGATE
BOOT
TX1
IRGATE
WRFLSH
RX2
/OFLOW+
/WAIT
DRGATE
/RSTSETUP_3
/FDSST_3
/DCLK_3
2MHZ_3
/SETUPIN_3
RSTSYS_3
/DCLK_3
RD/SETUP_3
P62
/DCLK_3
P60
P63
P61
/RESET
/DXMIT_3
P60
P61
P62
P63
/EXTRAM
D5
D2
A2
/WR
A12
/EXTRAM
A10
A1
A13
D4
A6
D7
A7
A4
A3
A0
A9
A16
/RD
A15
D6
D3
D1
A11
A8
A14
A5
/RESET
A17
A18
/RESETIN
MOD_TX
MOD_RX
ON/OFF
MOD_RX
RX1
TX1
MOD_TX
ON/OFF
/RESETIN
MOD_BOOT
MOD_BOOT
BOOT
WRFLSH
WRFLSH
E2PROM_CLK
E2PROM_DTA
E2PROM_CLK
E2PROM_DTA
A3
A2
A1
A0
A7
A6
A5
A4
A11
A10
A9
A8
A15
A14
A13
A12
A16
A18
A17
D2
D1
D0
D3
D7
D6
D5
D4
D0
C
IRLED
LED PWR
RLED
SH
/DVALID
/DCLK
DRGATE
DOUT
/DXMIT
/OFLOW-
/OFLOW+
2MHZ
RD/SETUP
/FDS
RSTSYS
/SETUPIN
/RSTSETUP
TESTIN
C
SH
A
/FDSST
/FDS
2MHZ
RGATE
IRGATE
LED PWR
IRLED
RLED
LEDDR
/DCLK
/DCLK_3
RSTSYS_3
RSTSYS
/FDSST
/FDSST_3
2MHZ_3
2MHZ
/DXMIT_3
/DXMIT
/SETUPIN
/SETUPIN_3
RD/SETUP_3
RD/SETUP
/RSTSETUP
/RSTSETUP_3
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
5V
P
12V
P
P
P
5V
+PWR
+3.3D
+PWR
+5D
+PWR
+5A
5V
P
12V
I
I
I
I
I
I
I
I
I
I
I
I
5V
5V
5V
5V
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
P
+3.3D
I
5V
+3.3D
+3.3D
+3.3D
+3.3D
+3.3D
5V
+5A
-5A
+PWR
+5D
+5A
-5A
-5A
+5D
+5D
+5D
+5D
+PWR
+PWR
P
P
P
VSS
VDD
VCC
+5D
REV
DATE
ECN #
REV
DATE
ECN #
REV
DATE
ECN #
CRITICARE SYSTEMS INC.
20925 Crossroads Circle, Waukesha, WI 53186
CONFIDENTIAL: This document contains confidential information and may not
be copied or divulged without written consent of CRITICARE SYSTEMS INC.
DRAWN BY:
CREATION DATE:
LAST MODIFIED DATE:
CHECKED BY:
ENG. APPR.
Q.A. APPR.
MFG. APPR.
PART NUMBER:
REV.
TITLE:
SHEET SIZE:
DIST:
SHEET
OF
ELECTRONIC FILE NAME:
3
Digital SpO2 Module
91391S001
J:\PERM\SPO2 MODULE (DOX)\SCHEMATIC\91391A001\REV 3\91391S001_RV3.DSN
Monday, January 22, 2007
D
1
1
DJR
306
CRITICARE SYSTEMS INC.
20925 Crossroads Circle, Waukesha, WI 53186
CONFIDENTIAL: This document contains confidential information and may not
be copied or divulged without written consent of CRITICARE SYSTEMS INC.
DRAWN BY:
CREATION DATE:
LAST MODIFIED DATE:
CHECKED BY:
ENG. APPR.
Q.A. APPR.
MFG. APPR.
PART NUMBER:
REV.
TITLE:
SHEET SIZE:
DIST:
SHEET
OF
ELECTRONIC FILE NAME:
3
Digital SpO2 Module
91391S001
J:\PERM\SPO2 MODULE (DOX)\SCHEMATIC\91391A001\REV 3\91391S001_RV3.DSN
Monday, January 22, 2007
D
1
1
DJR
306
CRITICARE SYSTEMS INC.
20925 Crossroads Circle, Waukesha, WI 53186
CONFIDENTIAL: This document contains confidential information and may not
be copied or divulged without written consent of CRITICARE SYSTEMS INC.
DRAWN BY:
CREATION DATE:
LAST MODIFIED DATE:
CHECKED BY:
ENG. APPR.
Q.A. APPR.
MFG. APPR.
PART NUMBER:
REV.
TITLE:
SHEET SIZE:
DIST:
SHEET
OF
ELECTRONIC FILE NAME:
3
Digital SpO2 Module
91391S001
J:\PERM\SPO2 MODULE (DOX)\SCHEMATIC\91391A001\REV 3\91391S001_RV3.DSN
Monday, January 22, 2007
D
1
1
DJR
306
Notes:
-All capacitors are in uF
-All resistors are 1%, 1/10W
unless otherwise noted
unless otherwise noted.
Place crystal close to U4,
no traces between crystal.
MODE 6
Hitachi Emulator Connector
(for Development Only)
FLASH = 00000H -
3FFFFH (256K)
Icc = 100mA (max)
Icc = 30mA (max)
(512KB x 8)
400000-43FFFF
CPU
RAM
Assembly Part number: 91391A001
Bare PCB Part number: 83646B001
To Main Board
LED Current ~9.5 ma
LED Current ~9.5
ma
Isolation Barrier
3.3V
Logic
35 V
10V NOMINAL UNREGULATED
DC - to - DC
Converter
DC - to - DC Converter MOD1 is a
backup to the other design. Will
used if there are issues with the
other design. The main
disadvantage with the module is
the cost ( at least $5.00 more
than the discretes it would
replace ).
50 KHZ
t = 3.3RC
Low Turns Module "OFF"
+3.3V @ 600ma
Serial Port Assignments
SCI0: DDC-101 interface
SCI1: Boot loader and serial Interface to Main
(128KB x 8)
LED Current ~9.5 ma
Install jumper for emulation mode
EEPROM for Board ID
-5 VOLT INVERTER
I
I
I
I
O
I
I
I
I
I
O
O
O
LED CT. LMT=40MA
COMMON ANODE
420000-42FFFF
(Alternate)
(Installed part)
D. RIECK 5/16/05
9/24/04
L. PENTON 5/13/05
B. LEWANDOWSKI 5/10/05
1
6/27/06
SEE ECN #8903
2
SEE ECN #9009
11/2/06
2
2
2
3
1/22/07
SEE ECN #9081
3
TP21
TPAD
TP21
TPAD
.001
C18
.001
C18
1
2
+
C59
100 T
+
C59
100 T
1
2
+
C37
10uF
+
C37
10uF
1
2
R60
4.75K
R60
4.75K
R47
DNI
R47
DNI
1
2
.1
C4
.1
C4
1
2
R16
340
R16
340
1
2
R10
DNI
R10
DNI
1
2
.1
C44
.1
C44
U19
7S04
U19
7S04
2
4
DD1
RB471E
DD1
RB471E
5
3
2
1
4
TP7
TP7
VIN
ISO VOUT
ISO GND
GND
MOD1
DNI
VIN
ISO VOUT
ISO GND
GND
MOD1
DNI
14
1
10
8
DNI
C53
DNI
C53
TP14
TP14
TP3
TP3
E11
BLA3216B601SG4
E11
BLA3216B601SG4
1
2
3
4
5
6
7
8
R29
100K
R29
100K
1
2
RN7
10KX2
RN7
10KX2
1
2
4
3
Q12
MMBT4403
Q12
MMBT4403
3
2
1
.1
C1
.1
C1
1
2
TP9
TP9
+
C29
3.3uF 35V
+
C29
3.3uF 35V
1
2
Vcc
GND
U9
SN74LVC1404
Vcc
GND
U9
SN74LVC1404
1
3
2
7
6
5
8
4
R49
1.00K
R49
1.00K
.22
C25
.22
C25
1
2
TP1
TP1
Q2
TN2106
Q2
TN2106
1
3
2
TP25
LOOP
TP25
LOOP
TP24
LOOP
TP24
LOOP
.1
C9
.1
C9
1
2
U16
LM79L05ACM
U16
LM79L05ACM
VI
2
GND
5
VO
1
VI
3
VI
6
VI
7
Q14
TN2106
Q14
TN2106
1
2
3
TP5
TP5
RN2
100KX2
RN2
100KX2
1
2
4
3
R18
100K
R18
100K
1
2
R53
2M
R53
2M
+
C23
3.3uF 35V
+
C23
3.3uF 35V
1
2
TP2
TP2
Q18
MMBT4401
Q18
MMBT4401
1
2
3
TP28
LOOP
TP28
LOOP
R37
100K
R37
100K
1
2
Q15
SI9925DY
Q15
SI9925DY
2
8
7
1
3
4
5
6
D1
SS14
D1
SS14
2
1
R23
100
R23
100
1
2
.1
C20
.1
C20
1
2
X1
10 MHz
X1
10 MHz
1
2
R35
1.00K
R35
1.00K
1
2
RN6
100KX2
RN6
100KX2
1
2
4
3
U13
7S08
U13
7S08
1
2
4
5
TP8
TP8
R55
15
R55
15
D9
DNI
D9
DNI
2
1
R66
42.2K
R66
42.2K
1
2
R21
DNI
R21
DNI
1
2
RN3 100KX2
RN3 100KX2
1
2
4
3
E10
E10
1
2
3
4
5
6
7
8
D8
SS14
D8
SS14
2
1
U8
X24C04S8
U8
X24C04S8
A0
1
A1
2
A2
3
VSS
4
VCC
8
TEST
7
SCL
6
SDA
5
.1
C38
.1
C38
R52
1.00K
R52
1.00K
1
2
Q3
TN2106
Q3
TN2106
1
3
2
R59
15.0
R59
15.0
DNI
C47
DNI
C47
1
2
.1
C31
.1
C31
1
2
R11
4.99K
R11
4.99K
1
2
TP13
TP13
.047
C60
.047
.047
C60
.047
U15
LT1054CS8
U15
LT1054CS8
LV
6
OSC
7
V+
8
GND
3
CAP+
2
CAP-
4
VOUT
5
RN1
10KX4
RN1
10KX4
1
2
3
4
8
7
6
5
DNI
C52
DNI
C52
U1
6N136
U1
6N136
2
3
5
6
7
8
L1
SM BEAD
L1
SM BEAD
1
2
U17
DDC101U
U17
DDC101U
DIN
11
DCK
10
DXMIT
18
DOUT
14
DVALID
15
OFLOW-
16
OFLOW+
17
VSNA
1
GNDA
2
INPUT
3
GNDA
4
VSPA
5
VSPAS
6
CLK
9
FDS
8
RSYS
7
RDD/S
19
SETUP
20
RSETUP
21
TEST
22
GND
13
VDD
12
VBUFD
24
VREFIN
23
RN8
100KX4
RN8
100KX4
1
2
3
4
8
7
6
5
R5
100
R5
100
1
2
TAB
Q9
PZT2222A
TAB
Q9
PZT2222A
1
2
4
3
TP19
LOOP
TP19
LOOP
E8
BLA3216B601SG4
E8
BLA3216B601SG4
1
2
3
4
5
6
7
8
LED1
DNI
LED1
DNI
Q6
TN2106
Q6
TN2106
1
3
2
Q11
TN2106
Q11
TN2106
1
2
3
U2
HD64F2328/29VTE
U2
HD64F2328/29VTE
VCC
52
VCC
76
VCC
33
XTAL
77
EXTAL
78
PF7/0CLK
80
MD2
115
MD1
114
MD0
113
/RES
73
/STBY
75
PF0/BREQ
88
PF1/BACK
87
NMI
74
P35/SCK1
58
P34/SCK0
57
VSS
24
VSS
6
VSS
59
VSS
79
VSS
15
VSS
38
P65/IRQ1
31
P66/CS6/IRQ2
30
P67/CS7//IRQ3
29
PF6/AS
82
PF5/RD
83
PF4/HWR
84
PF3/LWR
85
PF2/LCAS/WAIT/BREQ0
86
PA3/A19
23
PA2/A18
22
PA1/A17
21
PA0/A16
20
PB7/A15
19
PB6/A14
18
PB5/A13
17
PB4/A12
16
PB3/A11
14
PB2/A10
13
PB1/A9
12
PB0/A8
11
PC7/A7
10
PC6/A6
9
PC5/A5
8
PC4/A4
7
PC3/A3
5
PC2/A2
4
PC1/A1
3
PC0/A0
2
PD7/D15
51
PD6/D14
50
PD5/D13
49
PD4/D12
48
PD3/D11
46
PD2/D10
45
PD1/D9
44
PD0/D8
43
PE7/D7
42
PE6/D6
41
PE5/D5
40
PE4/D4
39
PE3/D3
37
PE2/D2
36
PE1/D1
35
PE0/D0
34
P33/RXD1
56
P32/RXD0
55
P31/TXD1
54
P30/TXD0
53
P63/TEND1
63
P62/DREQ1
62
P27/PO7/TIOCB5/TMO1
64
P26/PO6/TIOCA5/TMO0
65
P25/PO5/TIOCB4/TMCI1
66
P24/PO4/TIOCA4/TMRI1
67
P23/PO3/TIOCD3/TMCI0
68
P21/PO1/TIOCB3
70
DACK0/TIOCA0/PO8/P10
112
DACK1/TIOCB0/PO9/P11
111
TCLKA/TIOCC0/PO10/P12
110
TCKB/TIOCD0/PO11/P13
109
TIOCA1/PO12/P14
108
TCLKC/TIOCB1/PO13/P15
107
TIOCA2/PO14/P16
106
TCLKD/TIOCB2/PO15/P17
105
AN7/P47/DA1
102
AN6/P46/DA0
101
AN5/P45
100
AN4/P44
99
AN3/P43
98
AN2/P42
97
AN1/P41
96
AN0/P40
95
AVCC
93
AVSS
103
VREF
94
PA4/A20/IRQ4
25
PA5/A21/IRQ5
26
PA6/A22/IRQ6
27
PA7/A23/IRQ7
28
P64/IRQ0
32
VSS
104
P61/TEND0//CS5
61
P60/DREQ0/CS4
60
P20/PO0/TIOCA3
71
FWE/EMLE
72
VCC
1
VCC
81
P50/TXD2/IRQ4
89
P51/RXD2/IRQ5
90
P53/ADTRG/IRQ7/WAIT/BREQO
92
CAS/PG0
116
CS0/PG4
120
CS1/PG3
119
CS2/PG2
118
CS3/PG1
117
P52/SCK2/IRQ6
91
P22/PO2/TIOCC3
69
VSS
47
TP32
TP32
D6
MD914
D6
MD914
1
3
.1
C24
.1
C24
1
2
R28
100K
R28
100K
1
2
U4
6N136
U4
6N136
2
3
5
6
7
8
DNI
C43
DNI
C43
1
2
+
C40
10uF
+
C40
10uF
1
2
R39
0 OHM
R39
0 OHM
1
2
J2
DB9
J2
DB9
5
9
4
8
3
7
2
6
1
R34
10K
R34
10K
1
2
R56A
100KX4
.1%
R56A
100KX4
.1%
1
8
R51
10 5% 1206
R51
10 5% 1206
1
2
TP22
TP22
L4
47uH
L4
47uH
1
2
R42
0 OHM
R42
0 OHM
.022
C14
.022
C14
1
2
RN9
10KX2
RN9
10KX2
1
2
4
3
R7
100
R7
100
1
2
+
C30
47 E LO ESR
+
C30
47 E LO ESR
1
2
D2
SS14
D2
SS14
2
1
TP26
LOOP
TP26
LOOP
DNI
C48
DNI
C48
1
2
TP16
TP16
.1
C12
.1
C12
1
2
D3
SS14
D3
SS14
2
1
R63
42.2K
R63
42.2K
1
2
.1
C13
.1
C13
1
2
R15
DNI
R15
DNI
1
2
R58
1.00K
R58
1.00K
Q5
TN2106
Q5
TN2106
1
3
2
RN10
10KX2
RN10
10KX2
1
2
4
3
R36
27.4K
R36
27.4K
1
2
R12
4.99K
R12
4.99K
1
2
R48
24.9K
R48
24.9K
R56B
100KX4
.1%
R56B
100KX4
.1%
2
7
DNI
C46
DNI
C46
1
2
U18B
74HC74
U18B
74HC74
D
12
CLK
11
Q
9
Q
8
PR
10
CL
13
DNI
C56
DNI
C56
1
2
.1
C34
.1
C34
1
2
U18A
74HC74
U18A
74HC74
D
2
CLK
3
Q
5
Q
6
PR
4
CL
1
R1
DNI
R1
DNI
1
2
TP30
LOOP
TP30
LOOP
R56C
100KX4
.1%
R56C
100KX4
.1%
3
6
T1
MIDCOM 31960R
T1
MIDCOM 31960R
9
7
1
4
2
5
R20
4.99K
R20
4.99K
1
2
RN11
10KX4
RN11
10KX4
1
2
3
4
8
7
6
5
R33
1.00K
R33
1.00K
1
2
.1
C39
.1
C39
1
2
+
-
U20B
AD822AR
+
-
U20B
AD822AR
5
6
7
R22
10K
R22
10K
VR1
LT1004-2.5
VR1
LT1004-2.5
4
8
6
R44
301K
R44
301K
R65
42.2K
R65
42.2K
1
2
TP17
TP17
R4
DNI
R4
DNI
1
2
R45
130K
R45
130K
Q8
TN2106
Q8
TN2106
1
3
2
TP10
TP10
.1
C10
.1
C10
1
2
.1
C28
.1
C28
1
2
+
C17
47 E LO ESR
+
C17
47 E LO ESR
1
2
U14
DS1818R
U14
DS1818R
RESET
1
VCC
2
GND
3
R24
100K
R24
100K
1
2
TP20
TP20
Q1
TN2106
Q1
TN2106
1
3
2
+
C41
2.2 T
16V
+
C41
2.2 T
16V
1
2
Q4
TN2106
Q4
TN2106
1
3
2
U3
CXK581000AM-10LL
U3
CXK581000AM-10LL
A0
12
A1
11
A2
10
A3
9
A4
8
A5
7
A6
6
A7
5
A8
27
A9
26
A10
23
A11
25
A12
4
A13
28
A14
3
O0
13
O1
14
O2
15
O3
17
O4
18
O5
19
O6
20
O7
21
VCC
32
A15
31
CE1
22
OE
24
WE
29
A16
2
A17
30
A18
1
J1
87333-1031
J1
87333-1031
1
2
3
4
5
6
7
8
9
10
R32
1.00K
R32
1.00K
1
2
+ C55
10uF
+ C55
10uF
1
2
TP11
TP11
D7
MD914
D7
MD914
1
3
R26
100
R26
100
1
2
.01
C22
.01
C22
1
2
.1
C57
.1
C57
RN12
DNI
RN12
DNI
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R8
100K
R8
100K
1
2
U6
6N136
U6
6N136
2
3
5
6
7
8
TP12
TP12
DNI
C54
DNI
C54
R46
0 OHM
R46
0 OHM
1
2
TP29
LOOP
TP29
LOOP
L2
SM BEAD
L2
SM BEAD
1
2
D4
SS14
D4
SS14
2
1
Q16
TP2104
Q16
TP2104
3
1
2
R57
10K
R57
10K
.1
C35
.1
C35
1
2
R6
340
R6
340
1
2
R19
10K
R19
10K
1
2
RN5
10KX4
RN5
10KX4
1
2
3
4
8
7
6
5
.1
C33
.1
C33
1
2
TAB
Q10
PZT2222A
TAB
Q10
PZT2222A
1
2
4
3
+ C36
10uF
+ C36
10uF
1
2
C15
.1
C15
.1
1
2
TP4
TP4
.1
C19
.1
C19
1
2
TP31
TP31
.1
C51
.1
C51
DNI
C45
DNI
C45
1
2
RN4
10KX2
RN4
10KX2
1
2
4
3
+
C32
68uF 10V
+
C32
68uF 10V
1
2
JP2
DNI
JP2
DNI
1
2
R41
100K
R41
100K
+
C58
100
TANT
+
C58
100
TANT
1
2
R67
27.4K
R67
27.4K
1
2
R43
39.2K
R43
39.2K
R56D
100KX4
.1%
R56D
100KX4
.1%
4
5
R13
1.00K
R13
1.00K
1
2
+
C49
10uF
+
C49
10uF
1
2
TP18
TP18
.1
C2
.1
C2
1
2
R30
100
R30
100
1
2
R62
10K
R62
10K
1
2
+
C50
10uF
+
C50
10uF
1
2
R31
100
R31
100
1
2
.1
C11
.1
C11
1
2
Q13
MMBT4403
Q13
MMBT4403
3
2
1
R3
4.99K
R3
4.99K
1
2
U11
LP2951ACM
U11
LP2951ACM
+IN
8
ERR
5
SD
3
GND
4
+OUT
1
SENS
2
TAP
6
FB
7
U5
7S04
U5
7S04
2
4
+
C27
68uF 10V
+
C27
68uF 10V
1
2
Q17
MMBT4403
Q17
MMBT4403
1
3
2
R27
DNI
R27
DNI
1
2
220 pF
C26
220 pF
C26
1
2
R2
10K
R2
10K
1
2
.1
C5
.1
C5
1
2
.01
C42
.01
C42
1
2
TP15
TP15
D5
CMSH2-40
D5
CMSH2-40
2
1
E9
E9
1
2
3
4
5
6
7
8
+
-
U20A
AD822AR
+
-
U20A
AD822AR
3
2
1
8
4
.1
C16
.1
C16
1
2
.1
C6
.1
C6
1
2
R17
100
R17
100
1
2
TP35
LOOP
TP35
LOOP
.1
C3
.1
C3
1
2
L3
SM BEAD
L3
SM BEAD
1
2
U10
LM2672-3.3
U10
LM2672-3.3
VIN
7
ON/OFF
5
GND
6
Vsw
8
Cb
1
SS
2
SYNC
3
FB
4
100pF
C61
100pF
C61
15pF
C8
15pF
C8
1
2
+
C21
47 E LO ESR
+
C21
47 E LO ESR
1
2
R9
0 OHM
R9
0 OHM
1
2
TP27
LOOP
TP27
LOOP
R64
42.2K
R64
42.2K
1
2
U7
LM4120IM5-3.3
U7
LM4120IM5-3.3
VIN
4
GND
2
VOUT
5
REF
1
EN
3
Q7
SI9435BDY
Q7
SI9435BDY
8
7
6
5
4
3
2
1
R54
10 5% 1206
R54
10 5% 1206
1
2
15pF
C7
15pF
C7
1
2
P.C.B. BARE
ITEM 01
83646B001 Rev 1
P.C.B. BARE
ITEM 01
83646B001 Rev 1
R61
100K
R61
100K
1
2
R14
100
R14
100
1
2
JP1
JUMPER
JP1
JUMPER
1
2
R38
100K
R38
100K
1
2
R40
100K
R40
100K
1
2
L5
100uH
L5
100uH
1
2
R25
340
R25
340
1
2
TP23
LOOP
TP23
LOOP
R50
10
5%
1/8W
R50
10
5%
1/8W
TP6
TP6
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