Micrel
PIN NAMES
Pin
CP0 – CP2
CPc
D0 – D2
CD0 – CD2
SDn
MR
MS
Q0 – Q2
Q0 – Q2
VEES
VCCA
Function
Individual Clock Inputs
Common Clock Input
Data Inputs
Individual Direct Clear Inputs
Individual Direct Set Inputs
Master Reset Input
Master Set Input
Data Outputs
Complementary Data Outputs
VEE Substrate
VCCO for ECL Outputs
SY100S331
TRUTH TABLES
Asynchronous Operation(1)
Inputs
Outputs
MS
MR
Dn
CPn
CPc
SDn
DCn
Qn (t+1)
X
X
X
H
L
H
X
X
X
L
H
L
X
X
X
H
H
U
NOTE:
1. H = High Voltage Level, L = Low Voltage Level, X = Don't Care, U =
Undefined, t = Time before CP Positive Transition, t+1 = Time after CP
Positive Transition, u = Low-to-High Transition
Synchronous Operation(1)
Inputs
Outputs
MS
MR
Dn
CPn
CPc
SDn
DCn
Qn
L
u
L
L
L
L
H
u
L
L
L
H
L
L
u
L
L
L
H
L
u
L
L
H
X
L
L
L
L
Qn (t)
X
H
X
L
L
Qn (t)
X
X
H
L
L
Qn (t)
NOTE:
1. H = High Voltage Level, L = Low Voltage Level, X = Don't Care, U =
Undefined, t = Time before CP Positive Transition, t+1 = Time after CP
Positive Transition, u = Low-to-High Transition
DC ELECTRICAL CHARACTERISTICS
VEE = –4.2V to –5.5V unless otherwise specified, VCC = VCCA = GND
Symbol
Parameter
Min. Typ. Max. Unit
IIH
Input HIGH Current, All Inputs —
—
200
µA
IEE
Power Supply Current
–80 –65 –35 mA
Condition
VIN = VIH (Max.)
Inputs Open
2