CFG1B Clockform Generator

 

Key Features

  • Two-phase complementary non-overlapping clocks
  • Supply Voltage 5 V or ± 2.5 V
  • Area mm²
  • Size x=84µm y=46µm
  • Dedicated For SC - Applications
  • Maximum Capacitive Load 11pF

Symbol

Description

The clockform-generator CFG1B provides two non-overlapping clocks and their inverted signals.

Pin List

Pin Description Capacitance
cin Clock input 0.05pF
cl1 Clock1 out x
xcl1 Inverted Clock1 out x
cl2 Clock2 out x
xcl2 Inverted Clock2 out x
vdda positive analogue power supply x
vssa negative analogue power supply x

Truth Table

cin cl1 xcl1 cl2 xcl2
1 1 0 0 1
0 0 1 1 0

 

Electrical Parameters

Parameter Conditions Min Typ Max Unit
Power Supply Range
4.5
5.0
5.5
V
Temperature Range
-50
25
125
deg






tdrcl1, tdfxcl1 unloaded outputs 30
43
91
ns
ktdrcl1, ktdfxcl1 " 2
2.5
4.75
ns/pF
tdfcl1, tdrxcl1 " 14
20
43
ns
ktdfcl1, ktdrxcl1 " 1.2
1.3
3.25
ns/pF
tdrcl2, tdfxcl2 " 31
43
92
ns
ktdrcl2, ktdfxcl2 " 2
2.6
4.75
ns/pF
tdfcl2, tdrxcl2 " 14
20
42
ns
ktdfcl2, ktdrxcl2 " 1.25
2.3
3.25
ns/pF






trcl1, trcl2 Cload = 1pF 1.2
2
3.4
ns
trxcl1, trxcl2 " 1.2
2.4
3.3
ns
tfcl1, tfcl2 " 1.4
3.0
3.8
ns
tfxcl1, tfxcl2 " 1.5
2.8
3.2
ns
tnovl Cload = 1pF 15
21.4
36.7
ns
tnovl Cload = 4pF 12
17
25.7
ns

 

Timing Diagrammes

Back to Top