112
Pattern Generation Modules Specifications
and Characteristics
10468A 5 volt PECL Clock Pod
Clock output type 100EL90 (5V) with 348 ohm pulldown to
ground and 42 ohm in series
Clock output rate 300 MHz maximum
Clock out delay approximately 8 ns total in 14 steps (16720A
only); 11 ns maximum in 9 steps (16522A
only)
Clock input type 100EL91 PECL (5V), no termination
Clock input rate dc to 300 MHz
Pattern input type 100EL91 PECL (5V), no termination (no
connect is logic 0)
Clock-in to clock-out approximately 30 ns
Pattern-in to recognition approximately 15 ns + 1 clk period
Recommended lead set Agilent 10498A
10470A 3.3 volt LVPECL Clock Pod
Clock output type 100LVEL90 (3.3V) with 215 ohm pulldown to
ground and 42 ohm in series
Clock output rate 300 MHz maximum
Clock out delay approximately 8 ns total in 14 steps (16720A
only); 11 ns maximum in 9 steps (16522A
only)
Clock input type 100LVEL91 LVPECL (3.3V), no termination
Clock input rate dc to 300 MHz
Pattern input type 100LVEL91 LVPECL (3.3V), no termination
(no connect is logic 0)
Clock-in to clock-out approximately 30 ns
Pattern-in to recognition approximately 15 ns + 1 clk period
Recommended lead set Agilent 10498A
42 Ω
348 Ω
CLKout
CLKin
100EL91
100EL90
42 Ω
215 Ω
CLKout
CLKin
100LVEL91
100LVEL90