ML6680CQ Micro Linear, ML6680CQ Datasheet - Page 11

• Manufacturer Part Number: ML6680CQ
• Description: Token Ring Copper-to-Fiber Converter
• Manufacturer: Micro Linear

TO THE DOWNSTREAM LOBE
RING IN PORT IN CONFIG. 3
LOBE PORT IN CONFIG. 3
CONFIGURATION 3: LOBE OR RING OUT PORT, J1 TO FGND
CONFIGURATION 4: RING IN PORT, J1 TO FVCC
TO THE DOWNSTREAM
FROM THE UPSTREAM
FROM THE UPSTREAM
PORT IN CONFIG. 4
RING OUT PORT IN
CONFIG. 4
COUTN
COUTP
CLOCK
CINN
CINP
49.9
R7
25nF
C10
49.9
R8
Figure 3. ML6680 Configurations 3 and 4
0.1 F
25nF
C9
C8
C7
0.1 F
500
R20
D4
10
11
5
6
7
8
9
VCC
+5V
TPINP
TPINN
PHTM1
PHTM2
GND2
TPOUTP
TPOUTN
12
499
C17
47 F
4
R1
300
13
R6
3
C18
0.1 F
14
D2
4.7 H
4.7 H
J2
2
ML6680
L1
L2
15
U1
1
16
D1
NC
C19
47 F
FGND
115
FVCC
28
R2
17
27
300
C20
0.1 F
R5
18
D1, 2, 4:
26
KEYGEN
OPGND
OPOUT
OPINN
QGND
GND1
VDC
U1:
U3:
U4:
ML6680
HFBR2416 (HP) OR OP2416
(OPTEK) OPTICAL RECEIVER
HFBR1414 (HP) OR OP1414 (OPTEK)
OPTICAL TRANSMITTERS
LED, SURFACE MOUNT,
PANASONIC LN146IC (TR)
25
24
23
22
21
20
19
C6
0.1 F
10
J1
R4
C4
1nF
1nF
C2
C1
C3
0.1 F
500pF
1K
R3
C21
0.1 F
0.1 F
C5
ML6680
1
2
3
4
1
2
3
4
HFBR
2416
HFBR
U3
U4
8
7
6
5
8
7
6
5
11