CY7B9910
CY7B9920
2
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature .................................–65
°
C to +150
°
C
Ambient Temperature with
Power Applied.............................................–55
°
C to +125
°
C
Supply Voltage to Ground Potential............... –0.5V to +7.0V
DC Input Voltage ........................................... –0.5V to +7.0V
Output Current into Outputs (LOW) .............................64 mA
Static Discharge Voltage...........................................>2001V
(per MIL-STD-883, Method 3015)
Latch-Up Current..................................................... >200 mA
Pin Definitions
Signal
Name
I/O Description
REF I Reference frequency input. This input supplies the frequency and timing against which all functional
variation is measured.
FB I PLL feedback input (typically connected to one of the eight outputs).
FS
[9,10,11]
I Three-level frequency range select.
TEST I Three-level select. See Test Mode section.
Q[0..7] O Clock outputs.
V
CCN
PWR Power supply for output drivers.
V
CCQ
PWR Power supply for internal circuitry.
GND PWR Ground.
Operating Range
Range
Ambient
Temperature V
CC
Commercial 0
°
C to +70
°
C 5V ± 10%
Industrial –40
°
C to +85
°
C 5V ± 10%
Electrical Characteristics
Over the Operating Range
CY7B9910 CY7B9920
Parameter Description Test Conditions Min. Max. Min. Max. Unit
V
OH
Output HIGH Voltage V
CC
= Min., I
OH
= –16 mA 2.4 V
V
CC
= Min., I
OH
=–40 mA V
CC
–0.75
V
OL
Output LOW Voltage V
CC
= Min., I
OL
= 46 mA 0.45 V
V
CC
= Min., I
OL
= 46 mA 0.45
V
IH
Input HIGH Voltage
(REF and FB inputs only)
2.0 V
CC
V
CC
–
1.35
V
CC
V
V
IL
Input LOW Voltage
(REF and FB inputs only)
–0.5 0.8 –0.5 1.35 V
V
IHH
Three-Level Input HIGH
Voltage (Test, FS)
[1]
Min. ≤ V
CC
≤ Max. V
CC
– 1V V
CC
V
CC
– 1V V
CC
V
V
IMM
Three-Level Input MID
Voltage (Test, FS)
[1]
Min. ≤ V
CC
≤ Max. V
CC
/2 –
500 mV
V
CC
/2 +
500 mV
V
CC
/2 –
500 mV
V
CC
/2 +
500 mV
V
V
ILL
Three-Level Input LOW
Voltage (Test, FS)
[1]
Min. ≤ V
CC
≤ Max. 0.0 1.0 0.0 1.0 V
I
IH
Input HIGH Leakage Current
(REF and FB inputs only)
V
CC
= Max., V
IN
= Max. 10 10
µA
I
IL
Input LOW Leakage Current
(REF and FB inputs only)
V
CC
= Max., V
IN
= 0.4V –500 –500
µA
I
IHH
Input HIGH Current
(Test, FS)
V
IN
= V
CC
200 200
µA
I
IMM
Input MID Current
(Test, FS)
V
IN
= V
CC
/2 –50 50 –50 50
µA
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