pck3807a NXP Semiconductors, pck3807a Datasheet - Page 7

• Manufacturer Part Number: pck3807a
• Description: 1 10 Lvttl Clock Distribution Device
• Manufacturer: NXP Semiconductors

Philips Semiconductors
TEST CIRCUITS
2004 Aug 27
1:10 LVTTL clock distribution device
GENERATOR
GENERATOR
PULSE
PULSE
Figure 2. Z
V
IN
Figure 4. C
V
IN
O
= 50
R
T
R
T
D.U.T.
V
L
CC
D.U.T.
V
= 30 pF circuit
TO V
CC
CC
V
/2, C
OUT
100
L
V
OUT
= 10 pF
V
CC
SW00977
100
SW00975
10 pF
C
30 pF
L
7
The capacitor value for ac termination is determined by the
operating frequency. For very low frequencies a higher capacitor
value should be selected.
GENERATOR
GENERATOR
PULSE
PULSE
Figure 3. Z
V
V
Figure 5. C
IN
IN
O
= 50
R
R
T
T
AC termination, C
D.U.T.
D.U.T.
V
L
V
CC
CC
= 50 pF circuit
V
OUT
PCK3807A
V
220 pF
OUT
50
Product data sheet
L
= 10 pF
SW00976
SW00978
10 pF
C
50 pF
L