參數(shù)資料
型號: SCM69C233
廠商: Motorola, Inc.
英文描述: 4K x 64 Content Addressable Memory(4K x 64內(nèi)容可尋址存儲器)
中文描述: 4K的× 64內(nèi)容可尋址存儲器(4K的× 64內(nèi)容可尋址存儲器)
文件頁數(shù): 6/22頁
文件大?。?/td> 167K
代理商: SCM69C233
MCM69C233
SCM69C233
6
MOTOROLA FAST SRAM
MATCH PORT TIMINGS
(Voltages Referenced to VSS = 0 V, Max’s are tKHKH Dependent and Listed Values are for tKHKH = 15 ns)
Parameter
Symbol
Min
Max
Unit
Clock Cycle Time
tKHKH
15
250
ns
Clock High Time
tKHKL
6
244
ns
Clock Low Time
tKLKH
6
244
ns
Clock High to LHSM or LL Low
tLLKH
3
ns
Clock High to LHSM or LL High
tKHLH
1
ns
MQ Input Data Setup Time to Clock High
tMQVKH
8
ns
Clock High to Match Data Hold Time
tKHMQX
2
ns
Clock High to MQ Valid
tKHMQV
15
ns
Clock High to MC High
tKHMCH
10
ns
Clock High to MC Low
tKHMCL
7
ns
Clock High to MS Low
tKHMSL
12
ns
Clock High to MS High
tKHMSH
12
ns
Clock High to VPC Low
tKHVPL
15
ns
Clock High to VPC High
tKHVPH
12
ns
G Low to MQ Active
tGLMQX
3.8
ns
G High to MQ High–Z
tGHMQZ
7
ns
LH/SM Low to LH/SM Low
tSMSM
18
cycles
Figure 1. AC Test Loads
OUTPUT
Z0 = 50
RL = 50
VL = 1.5 V
Figure 2. Pullup for Open Drain Outputs
MCM69C233 OUTPUT PIN
3.3 V
FANOUT TO LOAD DEVICES
RH
NOTES:
1. For IRQ, DTACK, MS, MC, and VPC; RH = 200
.
2. If multiple MCM69C233s are used, RH should be placed as
close to the load devices as possible.
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