參數(shù)資料
型號(hào): GS9015BCPJ
廠商: Gennum Corporation
英文描述: GENLINX-TM GS9015B Serial Digital Reclocker
中文描述: GENLINX -商標(biāo)GS9015B串行數(shù)字時(shí)鐘恢復(fù)器
文件頁(yè)數(shù): 4/13頁(yè)
文件大?。?/td> 119K
代理商: GS9015BCPJ
4 of 13
NOTRECOMMENDED
VCO1
Input
VCO Resistor 1.
Analog current input used to set the centre frequency of the VCO when Standard
Select bit 0 (pin 20) is set HIGH and bit 1 (pin 21) is set LOW. A resistor is connected from this pin to V
EE
.
FORNEWDESGNS
R
VCO2
Input
VCO Resistor 2.
Analog current input used to set the centre frequency of the VCO when Standard
Select bit 0 (pin 20) is set LOW and bit 1 (pin 21) is set HIGH. A resistor is connected from this pin to V
EE
.
32467 - 0
GS9015B PIN DESCRIPTIONS
PIN NO.
SYMBOL
TYPE
DESCRIPTION
1
V
EE1
Power Supply
. Most negative power supply connection.
2
V
EE1
V
EE1
Power Supply
. Most negative power supply connection.
3
Power Supply.
Most negative power supply connection.
4
V
EE1
Power Supply.
Most negative power supply connection.
5,6
DDI/DDI
Input
Direct Data Inputs (true and inverse).
Pseudo-ECL, differential serial data inputs.
They may be
directly driven from true ECL drivers when V
EE
= -5V and V
CC
= 0 V.
7
V
CC1
Power Supply
. Most positive power supply connection. (Phase Detector, Carrier Detect).
8, 9
V
EE1
Power Supply
. Most negative power supply connection.
10 /2 EN
Input
/2 Enable-
TTL compatible input used to enable the divide by 2 function.
11 V
EE3
Power Supply.
Most negative power supply connection. (VCO, MUX, Standard Select)
12
LOOP FILT
Loop Filter.
Node for connecting the loop filter components.
13
VCO0
Input
VCO Resistor 0.
Analog current input used to set the centre frequency of the VCO when the two
Standard Select bits (pins 20 and 21) are set LOW. A resistor is connected from this pin to V
EE
.
15
16 V
EE3
Power Supply
. Most negative power supply connection.
17 R
VCO3
Input
VCO Resistor 3.
Analog current input used to set the centre frequency of the VCO when the two
Standard Select bits (pins 20 and 21) are set HIGH. A resistor is connected from this pin to V
EE
.
Fig. 2 GS9015B Pin Connections
SD0
SD0
SC0
SC0
SS1
SS0
CD
DDI
DDI
V
CC1
V
EE1
V
EE1
V
EE1
V
EE1
V
EE1
V
EE1
V
EE1
V
EE2
V
CC3
GS9015B
TOP VIEW
LOOP R
VCO0
R
VCO1
R
VCO2
V
EE3
R
VCO3
V
CC2
FILT
25
24
23
22
21
20
19
5
6
7
8
9
10
11
12 13 14 15 16 17 18
4 3 2 28 27 26
/2 EN
V
EE3
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