MCM69C432 Datasheet, PDF (6/20 Pages) Motorola, Inc – 16K x 64 CAM

CONTROL PORT AND MATCH PORT TIMINGS
(Voltages Referenced to VSS = 0 V, Max’s are tKHKH Dependent and Listed Values are for tKHKH = 20 ns)
Parameter
Symbol
Min
Max
Unit Notes
MATCH PORT TIMING
Clock Cycle Time
Clock High Time
Clock Low Time
Clock High to LHSM or LL Low
Clock High to LHSM or LL High
tKHKH
20
250
ns
tKHKL
8
242
ns
tKLKH
8
242
ns
tKHLL
—
7
ns
tKHLH
—
7
ns
MQ Input Data Valid to Clock High
Clock High to Match Data Invalid
Clock High to MQ Valid
Clock High to MC High
Clock High to MC Low
Clock High to MS Low
tMQVKH
8
tKHMQX
2
tKHMQV
—
tKHMCH
—
tKHMCL
—
tKHMSL
—
—
ns
—
ns
12
ns
5
ns
5
ns
5
ns
Clock High to MS High
Clock High to VPC Low
Clock High to VPC High
G Low to MQ Active
G High to MQ Three–State
LH/SM Low to LH/SM Low
tKHMSH
—
tKHVPL
—
tKHVPH
—
tGLMQX
3.8
tGHMQZ
—
tSMSM
11
5
ns
5
ns
5
ns
—
ns
4
ns
—
cycles
OUTPUT
Z0 = 50 Ω
RL = 50 Ω
VL = 1.5 V
Figure 1. AC Test Load
3.3 V
MCM69C432 OUTPUT PIN
RH
FANOUT TO LOAD DEVICES
NOTES:
1. For IRQ, DTACK, MS, MC and VPC, RH = 200 Ω .
2. If multiple MCM69C432s are used, RH should be placed as
close to the load devices as possible.
Figure 2. Pullup for Open Drain Outputs
MCM69C432
6
MOTOROLA FAST SRAM