vsc8122 Vitesse Semiconductor Corp, vsc8122 Datasheet - Page 9

• Manufacturer Part Number: vsc8122
• Description: Multi-rate Sonet/sdh Clock And Data Recovery Ic
• Manufacturer: Vitesse Semiconductor Corp

VSC8122
G52228-0, Rev 4.1
01/05/01
Data Sheet
Table 8: Pin Identifications
Pin #
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
1
2
3
4
5
6
7
8
9
REF_INPUTSEL
VCC_ANA
VEE_ANA
FILTAON
FILTAIN
NOREF
FILTAO
FILTAI
FSEL0
FSEL1
Name
VCC
VCC
VCC
VCC
VCC
VCC
LOL
VEE
VEE
CO+
VEE
CO-
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012
Tel: (800) VITESSE • FAX: [phone] • Email: [e-mail]
I/O
VITESSE
—
—
—
—
—
—
—
—
—
—
—
—
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
SEMICONDUCTOR CORPORATION
+3.3V typ.
+3.3V typ.
+3.3V typ.
+3.3V typ.
+3.3V typ.
+3.3V typ.
+3.3V typ.
GND typ.
GND typ.
GND typ.
GND typ.
Level
TTL
TTL
TTL
TTL
TTL
HS
HS
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Internet: www.vitesse.com
Selectable input rate pin 0
Selectable input rate pin 1
Toggle between REFCK1 and REFCK0
No connect, leave unconnected
Negative power supply pins for analog parts of CMU
Positive power supply pins for analog parts of CMU
No connect, leave unconnected
No connect, leave unconnected
Loss of lock indication
No reference output. Active HIGH for REFCK far off the
expected frequency.
Positive power supply
Loop filter pin - connect via capacitor to FILTAI
Loop filter pin - connect via capacitor to FILTAO
Loop filter pin - connect via capacitor to FILTAON
Loop filter pin - connect via capacitor to FILTAIN
Negative power supply
Positive power supply
No connect, leave unconnected
No connect, leave unconnected
No connect, leave unconnected
No connect, leave unconnected
No connect, leave unconnected
No connect, leave unconnected
Positive power supply
Negative power supply
Positive power supply
High-speed clock output, complement
High-speed clock output, true
Positive power supply
Negative power supply
Positive power supply
No connect, leave unconnected
No connect, leave unconnected
No connect, leave unconnected
Description
Clock and Data Recovery IC
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
Multi-Rate SONET/SDH
Page 9