■ KGL4217/KGL4221/KGL4222 ■ –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
BLOCK DIAGRAM
D0
D2
QN
Q
2:1
MUX
50 Ω
50 Ω
8:1
MUX
DE
50 Ω
LCKN
LCK
D1
D3
50 Ω
50 Ω
1/2CK 1/1CK
8:1
MUX
Controller
HCK
HCR
1/16CK
CONT
50 Ω
DF
8
50 Ω
VTT
Logic Symbol
D0 - DF
HCK
Description
Data Inputs
Clock Input
Reference Clock Input
HCR
Q, QN
Complimentary Data Outputs
LCK, LCKN
VTT
Complimentary 1/16 Clock Outputs
Power Supply and Termination Supply
8
Oki Semiconductor