4-5
DFR-E3000
A
OUT
A
+
IN
A
_
IN
B
_
IN
B
+
IN
B
OUT
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V
CC
C
OUT
C
+
IN
C
_
IN
D
_
IN
D
+
IN
D
OUT
OE
IN
V
CC
GND
QUAD PECL-TO-TTL TRANSLATOR
—TOP VIEW—
3
4
6
5
14
13
11
12
2
7
15
10
OE
9
A
B
C
D
A
+
A
_
B
+
B
_
C
+
C
_
D
+
D
_
16M (2048
x
256
x
16
x
2)-BIT SDRAM
—TOP VIEW—
INPUTS
A0 - A10
A11
AP
CAS
CKE
CLK
CS
DOML, DOMU
RAS
WE
: ADDRESS
: BANK SELECT
: AUTO PRECHARGE ENABLE
: COLUMN ADDRESS STROBE
: CLOCK ENABLE
: CLOCK
: CHIP SELECT
: DATA OUTPUT MASKING
: LOAD ADDRESS STROBE
: WRITE ENABLE
INPUTS/OUTPUTS
DO0 - DO15
OTHER
NC
: DATA
: NO CONNECTION
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
—
I/O
I/O
—
I/O
I/O
—
I/O
I/O
—
I/O
I/O
—
I
I
I
I
I
I
I
I
I
I
I
—
V
CC
DO0
DO1
GND
DO2
DO3
V
CC
DO4
DO5
GND
DO6
DO7
V
CC
DOML
WE
CAS
RAS
CS
A11
A10/AP
A0
A1
A2
A3
V
CC
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
—
I
I
I
I
I
I
—
I
I
I
—
—
I/O
I/O
—
I/O
I/O
—
I/O
I/O
—
I/O
I/O
—
GND
A4
A5
A6
A7
A8
A9
NC
CKE
CLK
DOMU
NC
V
CC
DO8
DO9
GND
DO10
DO11
V
CC
DO12
DO13
GND
DO14
DO15
GND
PIN
NO.
I/O
SIGNAL
PIN
NO.
I/O
SIGNAL
IDT71V547S100PF (IDT)
81
85
90
95
100
4.5M (128K
x
36)-BIT SRAM
—TOP VIEW—
50
45
40
35
31
80
75
70
65
60
55
51
1
5
10
15
20
25
30
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
I/O
I/O
I/O
—
—
I/O
I/O
I/O
I/O
—
—
I/O
I/O
—
—
—
—
I/O
I/O
—
—
I/O
I/O
I/O
I/O
I/OP3
I/O16
I/O17
V
CC
GND
I/O18
I/O19
I/O20
I/O21
GND
V
CC
I/O22
I/O23
GND
V
CC
V
CC
GND
I/O24
I/O25
V
CC
GND
I/O26
I/O27
I/O28
I/O29
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
—
—
I/O
I/O
I/O
I
I
I
I
I
I
I
—
—
—
—
—
—
I
I
I
I
I
I
I
GND
V
CC
I/O30
I/O31
I/OP4
LBO
A5
A4
A3
A2
A1
A0
NC
NC
GND
V
CC
NC
NC
A10
A11
A12
A13
A14
A15
A16
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
I/O
I/O
I/O
—
—
I/O
I/O
I/O
I/O
—
—
I/O
I/O
—
—
—
—
I/O
I/O
—
—
I/O
I/O
I/O
I/O
I/OP1
I/O0
I/O1
V
CC
GND
I/O2
I/O3
I/O4
I/O5
GND
V
CC
I/O6
I/O7
GND
V
CC
GND
GND
I/O8
I/O9
V
CC
GND
I/O10
I/O11
I/O12
I/O13
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
—
—
I/O
I/O
I/O
I
I
I
I
I
I
I
I
I
—
—
I
I
I
I
I
I
I
I
I
GND
V
CC
I/O14
I/O15
I/OP2
A9
A8
NC
NC
ADV/
LD
OE
CEN
R/
W
CLK
GND
V
CC
CE
2
BW
1
BW
2
BW
3
BW
4
CE2
CE
1
A7
A6
PIN
NO.
I/O
SIGNAL
PIN
NO.
I/O
SIGNAL
PIN
NO.
I/O
SIGNAL
PIN
NO.
I/O
SIGNAL
INPUTS
A0 - A16
ADV
BW
1 -
BW
4
CE
1,
CE
2, CE2
CEN
CLK
LBO
LD
OE
R/
W
INPUTS/OUTPUTS
I/O0 - I/O31
I/OP1 - I/OP4
: ADDRESS
: ADVANCE BURST ADDRESS
: INDIVIDUAL BYTE WRITE SELECTS
: CHIP ENABLES
: CLOCK ENABLE
: CLOCK
: LINEAR/INTERLEAVED BURST ORDER
: LOAD NEW ADDRESS
: OUTPUT ENABLE
: READ/WRITE
: DATA INPUT/OUTPUT
: DATA INPUT/OUTPUT
MB81F161622B-80FN (FUJITSU)
GM72V161621ET-10KTR
MC10H350M (MOTOROLA)
MC10H350MEL
PCM56P (BURR-BROWN)
1
2
3
4
5
6
7
8
A.V
EE
D.GND
D.V
CC
NC
CK
LE
DATA
D.V
EE
16
15
14
13
12
11
10
9
A.V
CC
V POT
MSB ADJ
IO
A.GND
SJ
RF
VO
SERIAL INPUT D/A CONVERTER FOR DIGITAL AUDIO
—TOP VIEW—
INPUTS
CK
DATA
LE
MSB ADJ
RF
SJ
VPOT
OUTPUTS
IO
VO
OTHER
NC
: CLOCK INPUT,
: SERIAL DATA INPUT MSB
FIRST BINARY 2’s COMPLEMENT
: LATCH ENABLE,
: MSB ADJUSTMENT
: FEEDBACK RESISTOR
: SUMMING JUNCTION
: MSB TRIM POTENTIOMETER
: CURRENT OUTPUT
: VOLTAGE OUTPUT
: NO CONNECTION
BTC : BINARY TWO’S COMPLEMENT
DATA
7
CK
5
LE
6
VO
9
A.V
EE
1
SJ
11
RF
10
MSB ADJ
14
V POT
15
IO
13
_
+
16/18-BIT
SERIAL TO PARALLEL
CONVERTER
LATCH
DAC
PCM61-K
7FFFFF
80003F
00003F
FFFFFF
DAC OUTPUT
+
FULL SCALE
_
FULL SCALE
BIPOLAR ZERO
ZERO-1LSB
VO (V)
+
2.999908
_
3.000000
0.000000
_
0.000092
IO (mA)
_
0.999970
+
1.000000
0.000000
+
0.030500
u
A
PCM56P-K
7FFF
8000
0000
FFFF
DIGITAL INPUT BTC (HEX)
ANALOG OUTPUTS
IC