CDP1883 Просмотр технического описания (PDF) - Intersil
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CDP1883 Datasheet PDF : 6 Pages
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CDP1883, CDP1883C
Dynamic Electrical Specifications TA = -40oC to +85oC, VDD ± 5%, tR, tF = 20ns, VIH = 0.7 VDD, VIL = 0.3 VDD, CL = 100pF.
See Figure 1 (Continued)
CDP1883
CDP1883C
PARAMETER
VDD
(NOTE 1) (NOTE 2)
(NOTE 1) (NOTE 2)
(V)
MIN
TYP
MAX
MIN
TYP
MAX UNITS
CLOCK to Address
tCLA
5
-
100
175
-
100
175
ns
10
-
65
125
-
-
-
ns
Memory Address to Chip Select
tMACS
5
-
100
175
-
100
175
ns
10
-
75
125
-
-
-
ns
Memory Address to Address
tMAA
5
-
80
125
-
80
125
ns
10
-
40
60
-
-
-
ns
NOTES:
1. Typical values are for TA = 25oC.
2. Maximum limits of minimum characteristics are the values above which all devices function.
CE
CS0, CS1, CS2, CS3
VALID CHIP ENABLE
tCECS
tCECS
(A) CHIP ENABLE TO CHIP SELECT PROPAGATION DELAY
MA0 - MA5
tMACL
CLOCK
tCLCL
CS0, CS1, CS2, CS3
tCLA
A8 - A12
tCLMA
tCLCS
tMACS
(B) MEMORY ADDRESS SETUP AND HOLD TIME
tMAA
tMAA
tMACS
FIGURE 1. CDP1883 TIMING WAVEFORMS
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