CT8022 Datasheet, PDF (177/194 Pages) List of Unclassifed Manufacturers – VOIP/VON G.723.1, G279AB TRUESPEECH CO-PROCESSOR

Version: 1.18
PRELIMINARY/CONFIDENTIAL
TrueSpeech® Co-Processor
15 CT8022 EVB Schematic
15.1 CT8022 EVB
CT8022 EVB is intended for functionality evaluation and SW development. It is suitable for the entire CT802x
family, and can accommodate CT8020, CT8021 and CT8022.
"CDI"
VCC1
VCC1
VCC1
VCC
VCC
VCC
U1
THE DSP GROUP INC.
JP1
gnd
VCC
CA15
CA14
CA13
CA12
CA11
CA10
CA9
CA8
CA7
CA6
CA5
CA4
CA3
CA2
CA1
CA0
CWRN
CRDN
DWRN
DRDN
BRDN
URST
DBG
BOOT
ABORTN
RSTN
CD0
CD1
CD2
CD3
CD4
CD5
CD6
CD7
CD8
CD9
CD10
CD11
CD12
CD13
CD14
CD15
VCC
50
49
48
47
46
45
44
43
42
41
40
VCC1
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
14 _VCC
OUT ⁸
C1
11 _VCCO
GND ⁷
.1uF OSC. 80 MHz
OPTION: PLL BYPASS
gnd
VCC1 gnd
JP6
R1
RESETN
GPIO0
GPIO1
GPIO2
GPIO3
GPIO4
GPIO5
GPIO6
GPIO7
RSTN
PLLOFF
PLLON
R21
1
2
3
HEADER 3
100
C24
.1uF
C25
+ _10uF10V
gnd
R22
1M
Y1
C21 4 Mhz
10p
PLLG
SINGLE_COG_DN_ED_CC_SONNECTION
DR0
DX0
FSYNC
SCLK
DR1
DX1
DR0
DX0
FSYNC
SCLK
DR1
DX1
CT8021CD.SCH
VCC
VCC
C10
+ _10uF10V
R2
BOOT
gnd
VCC
BOOTP
gnd
JP12
1
2
3
4
2k
R23
R24
1K PLLRC 100
C22
10p
VCC1
gnd
JP3
1
2
3
HEADER 3
gnd
VCC
C11
C12
.1uF
.1uF
gnd
VCC
DBGP
R3
DBG
EgINndTN
PLLB
PLLV
XIN
XOUT
PLLR
C23 PLLC
PLLT
GNDA
1n DX0
DR0
DX1
DR1
SCLK
FSYNC
ABORTN
BOOT
DBG
URST
EXTP
BSEL
CA0
CA1
CA2
CA3
CA4
CA5
CA6
CA7
CA8
CA9
CA10
CA11
CA12
CA13
CA14
CA15
4
5
6
7
8
9
12
13
14
15
16
17
18
21
22
23
24
25
26
27
30
31
32
33
34
35
36
37
38
41
42
43
46
47
48
49
52
53
54
55
58
59
60
61
64
65
66
67
GPIO0
GPIO1
GPIO2
GPIO3
GPIO4
GPIO5
GPIO6
GPIO7
RESETN
TEST
EINTN
CLKOUT
PLLB
AVCC
XIN
XOUT
PLLR
PLLC
PLLT
AGND
DX0
DR0
DX1
DR1
SCLK
FSYNC
ABORTN
BOOT
DBG
URST
EXTP
BSEL
ADDR0
ADDR1
ADDR2
ADDR3
ADDR4
ADDR5
ADDR6
ADDR7
ADDR8
ADDR9
ADDR10
ADDR11
ADDR12
ADDR13
ADDR14
ADDR15
10K
5
6
10K
EINTN
R4
10K
gnd
HEADER 3X2
gnd
ABORTN R5
10K
URST
R6
10K
VCC
HIF7A-50P-1.27DS
GPIO0
R50
10K
gnd
GPIO1
R51
10K
U55B
GPIO2
R52
10K FSYNC R18
GPIO3
R53
10K SCLK
R19
CA14 4
JP17
GPIO4
R54
10K IRQN
R20
CA15
5
74F08
6
CEPN
CSN
DCSN
1
2
3
HEADER 3
GPIO5
R55
10K
GPIO6
R56
10K
GPIO7
R57
10K
TXDACN R15
10K
RXDACN R16
10K
CWRN
DWRN
U55C
9
10
74F08
8
WRN
VCC
VCC
VCC
VCC
VCC
C51
C52
C53
C56
C54
.1uF
.1uF
.1uF
.1uF
.1uF
gnd
gnd
gnd
gnd
gnd
CA0
CA1
CA2
CA3
CA4
CA5
CA6
CA7
CA8
CA9
CA10
CA11
CA12
A13
CA14
CSN
CREADN
WRN
U33
10
9
8
7
6
5
4
3
25
24
21
23
2
26
1
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
D1
D2
D3
D4
D5
D6
D7
D8
11
12
13
15
16
17
18
19
CD8
CD9
CD10
CD11
CD12
CD13
CD14
CD15
VCC
C55
.1uF
20
22
27
CE
OE
WE
gnd
MCM6206-25
CA14
A14
BSEL
CA12
A12
BSEL
VCC1
CA13
A13
10K
10K
10K
JP14
1
2
3
HEADER 3
JP15
1
2
3
HEADER 3
JP16
1
2
3
HEADER 3
PRDN
PWRN
DRDN
DWRN
DCSN
BRDN
MDB0
MDB1
MDB2
MDB3
MDB4
MDB5
MDB6
MDB7
MDB8
MDB9
MDB10
MDB11
MDB12
MDB13
MDB14
MDB15
CREADN
BRQN
BGRNTN
HSTDB0
HSTDB1
HSTDB2
HSTDB3
HSTDB4
HSTDB5
HSTDB6
HSTDB7
HSTAB0
HSTAB1
HSTAB2
HSTAB3
IRQN
HSTRDN
HSTWRN
HSTCSN
TXDREQ
TXDACN
RXDREQ
RXDACN
BMODE
VCC1
U10
68 CRDN
69 CWRN
72 DRDN
73 DWRN
74 DCSN
75 BRDN
78 CD0
79 CD1
80 CD2
81 CD3
84 CD4
85 CD5
86 CD6
87 CD7
90 CD8
91 CD9
92 CD10
93 CD11
96 CD12
97 CD13
98 CD14
99 CD15
100 CREADN
101
102
103 HD0
106 HD1
107 HD2
108 HD3
109 HD4
112 HD5
113 HD6
114 HD7
115 HAD0
116 HAD1
117 HAD2
118 HAD3
121 IRQN
122 HRDN
123 HWRN
124 HCSN
127 TXDRQ
128 TXDACN
1 RXDRQ
2 RXDACN
3 BMODE
CT8022
VCC1
C5
.1uF
gnd
gnd
VCC1
VCC _HD0
HD1
HD2
HD3
HD4
HD5
HD6
HD7
HAD0
HRDN
HWRN
IRQN
GPIO0
RESETN
gnd
VCC1 ^Agnd EINTN
-5VA
HCSN
VCC1
gnd
VCC1
JP4
1
2
3
HEADER 3
C13
.1uF
gnd
J3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
HEADER 20
J4
1
2
3
4
5
6
HEADER 6
GPIO1
GPIO2
GPIO3
gnd
C14
.1uF
+5VA
R17
10
HAD1
HAD2
HAD3
TXDACN
TXDRQ
GPIO5
RXDRQ
RXDACN
J15
1
2
3
4
5
6
HEADER 6
VCC
JP2
1
2
3
4
5
6
7
8
HEADER 8
gnd
C3
.1uF
C2
C4
+ _10uF10V
.1uF
gnd
gnd
gnd
CA0
CA1
CA2
CA3
CA4
CA5
CA6
CA7
CA8
CA9
CA10
CA11
A12
A13
A14
U3
10
9
8
7
6
5
4
3
25
24
21
23
2
26
1
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
D1
D2
D3
D4
D5
D6
D7
D8
11
12
13
15
16
17
18
19
CD0
CD1
CD2
CD3
CD4
CD5
CD6
CD7
CSN
CREADN
WRN
20
22
27
CE
OE
WE
MCM6206-25
DSP GROUP
3120 SCOTT BLVD
SANTA CLARA, CA, 95054
Size Document Number
B N:\COMMON\VICTOR\CT8021.DSN
Date: Tuesday, April 13, 1999
Sheet
Rev
1 of 2
CT8022A11AQC FW Revision 0118
DSP GROUP, INC., 3120 SCOTT BOULEVARD
177
SANTA CLARA, CA 95054 PH: 408 986 – 4300 FAX: 408 986 – 4490
All specifications are subject to change without prior notice.