CDP6402 Просмотр технического описания (PDF) - Harris Semiconductor
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CDP6402 Datasheet PDF : 12 Pages
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CDP6402, CDP6402C
Dynamic Electrical Specifications at TA = -40oC to +85oC, VDD ±5%, tR, tF = 20ns, VIH = 0.7 VDD, VIL = 0.3 VDD, CL = 100pF
LIMITS
CDP6402
CDP6402C
(NOTE 1)
PARAMETER
VDD
(NOTE 2) (NOTE 3) (NOTE 2) (NOTE 3)
(V)
TYP
MAX
TYP
MAX
UNITS
SYSTEM TIMING (See Figure 6)
Minimum Pulse Width
CRL
tCRL
5
10
50
150
50
150
ns
40
100
-
-
ns
Minimum Setup Time
Control Word to CRL
tCWC
5
20
50
20
50
ns
10
0
40
-
-
ns
Minimum Hold Time
Control Word after CRL
tCCW
5
40
60
40
60
ns
10
20
30
-
-
ns
Propagation Delay Time
SFD High to SOD
tSFDH
5
130
200
130
200
ns
10
100
150
-
-
ns
SFD Low to SOD
tSFDL
5
130
200
130
200
ns
10
40
60
-
-
ns
RRD High to Receiver Register
High Impedance
tRRDH
5
10
80
150
80
150
ns
40
70
-
-
ns
RRD Low to Receiver Register
Active
tRRDL
5
10
80
150
80
150
ns
40
70
-
-
ns
Minimum Pulse Width
MR
5
200
400
200
400
ns
10
100
200
-
-
ns
NOTES:
1. All measurements are made at the 50% point of the transition except three-state measurements.
2. Typical values for TA = 25oC and nominal VDD.
3. Maximum limits of minimum characteristics are the values above which all devices function.
CONTROL INPUT WORD TIMING
CONTROL WORD INPUT
CONTROL WORD BYTE
tCWC
CRL
tCRL
STATUS OUTPUT TIMING
STATUS OUTPUTS
SFD
tSFDH
90%
10%
tCCW
70%
30%
tSFDL
RECEIVER REGISTER DISCONNECT TIMING
R BUS 0
90%
R BUS 7
10%
tRRDH
70%
30%
RRD
FIGURE 6. SYSTEM TIMING WAVEFORMS
tRRDL
5-82
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