ICS840-77 Datasheet, PDF (5/9 Pages) Integrated Circuit Systems – 77.76MHZ, LVCMOS/LVTTL OSCILLATOR REPLACEMENT

Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS840-77
77.76MHZ, LVCMOS/LVTTL
OSCILLATOR REPLACEMENT
PARAMETER MEASUREMENT INFORMATION
1.65V ± 0.15V
V_DD,
V_DDO
LVCMOS
GND
-1.65V ± 0.15V
SCOPE
Qx
Q0, Q1
t _PW
V
DDO
2
t
PERIOD
odc = ^{t PW} x 100%
t _PERIOD
3.3V OUTPUT LOAD AC TEST CIRCUIT
OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD
20%
Clock
Outputs
80%
t_R
80%
t_F
20%
OUTPUT RISE/FALL TIME
840AG-77
www.icst.com/products/hiperclocks.html
5
REV. A NOVEMBER 7, 2005