ics87952-147 Integrated Device Technology, ics87952-147 Datasheet - Page 5

• Manufacturer Part Number: ics87952-147
• Description: High-fanout Lvcmos-input Lvcmos-output 1 11 180-mhz Clock Generator
• Manufacturer: Integrated Device Technology

REF_CLK
O
87952AYI-147
3.3V O
C
REF_CLK
QAx,
QBx,
QCx
-1.65V±5%
UTPUT
1.65V±5%
YCLE
QAx,
QBx,
LVCMOS
V
V
GND
FB_IN
QCx
DD
DDO
,
-
TO
D
UTPUT
UTY
-C
V
DDA
TO
YCLE
V
C
DDO
2
L
FB_IN D
= 1.65V±5%
t
YCLE
PD
V
OAD
Integrated
Circuit
Systems, Inc.
DDO
V
2
J
DD
t
2
t
cycle n
jit(cc) =
V
ITTER
/P
t
AC T
DDO
2
PW
ULSE
ELAY
EST
W
1000 Cycles
t
P
cycle n –
IDTH
t
PERIOD
ARAMETER
C
IRCUIT
/P
V
V
ERIOD
DDO
DDO
2
2
t
cycle n+1
t
cycle n+1
LVCMOS / LVTTL C
www.icst.com/products/hiperclocks.html
Qx
SCOPE
M
EASUREMENT
V
DDO
2
V
DDO
2
5
O
P
O
Qx
Qy
ERIOD
UTPUT
UTPUT
Clock
Outputs
Reference Point
(Trigger Edge)
1σ contains 68.26% of all measurements
2σ contains 95.4% of all measurements
3σ contains 99.73% of all measurements
4σ contains 99.99366% of all measurements
6σ contains (100-1.973x10
J
LOCK
S
R
ITTER
0.8V
KEW
ISE
I
V
NFORMATION
/F
DDO
2
V
ALL
DDO
M
2
tsk(o)
ULTIPLIER
T
2V
t
IME
R
-7
)% of all measurements
ICS87952I-147
/Z
L
OW
ERO
S
Mean Period
(First edge after trigger)
D
Histogram
t
KEW
2V
F
ELAY
REV. B APRIL 10, 2006
, 1-
B
0.8V
TO
UFFER
-11
V
V
V
OH
REF
OL