SCG4600 Datasheet, PDF (4/12 Pages) Connor-Winfield Corporation – Synchronous Clock Generators

Table 6
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Pin Name
ENABLE
TCK
TDO
REF_A
SEL
AB
RESET
REF_B
GND
FR
status
V_cc
N/C
ALARM
FR
TDI
TMS
QN
GND
Q
Pin Description
All SCG4600 Models
Pin Information
CML Enable / CMOS Tri-State (Enable = 0, Disable = 1)
No Connection, Internal Factory Programming Input.
No Connection, Internal Factory Programming Input.
CMOS Reference Frequency Input.
Input Reference Select Pin. (REFA = 0, REFB = 1)
RESET. (RESET = 1)
CMOS Reference Frequency Input.
Ground.
Free Run Status. (FR = 1)
Supply Voltage relative to ground.
No Connection.
Loss of Reference / Lock alarm. (Alarm = 1)
Force Free Run. (Phase Lock = 0, Free Run = 1)
No Connection, Internal Factory Programming Input.
No Connection, Internal Factory Programming Input.
Negative Differential CML Output.
Ground.
Positive Differential CML Output.
NOTES
8.0 Do not connect pin
9.0 Input pulled to ground
10.0 CML Outputs are internally AC coupled
Circuit Board Footprint Recommendations
Figure 2
Mechanical Dimensions
Figure 3
Note
9.0
8.0
8.0
9.0
9.0
8.0
9.0
8.0
8.0
10.0
10.0
0.855
1.080
0.980
0.880
0.045
0.055
0.100
0.100
1.050 MAX [26.67mm]
1.030 [26.16mm]
MAX.
PIN 18
.090 [2.29mm]
.100 [2.54mm]
.950 [24.13mm]
MAX.
PIN 1
.018 [.46mm]
0.450 [11.43mm]
MAX.
Preliminary Data Sheet #: SG028 Page 4 of 12 Rev: P01 Date: 07/19/02
© Copyright 2002 The Connor-Winfield Corp. All Rights Reserved Specifications subject to change without notice