TIBPAL20L8-5C Datasheet, PDF (26/35 Pages) Texas Instruments – HIGH-PERFORMANCE IMPACT-X PAL CIRCUITS

TIBPAL20L8-5C, TIBPAL20R4-5C, TIBPAL20R6-5C, TIBPAL20R8-5C
TIBPAL20L8-7M, TIBPAL20R4-7M, TIBPAL20R6-7M, TIBPAL20R8-7M
HIGH-PERFORMANCE IMPACT-X ™ PAL^® CIRCUITS
SRPS010F – D3353, OCTOBER 1989 – REVISED SEPTEMBER 1992
TYPICAL CHARACTERISTICS
POWER DISSIPATION
vs
FREQUENCY
8 - BIT COUNTER MODE
1100
VCC = 5 V
1000
TA = 80 ° C
TA = 25 ° C
900
TA = 0 ° C
PROPAGATION DELAY TIME
vs
SUPPLY VOLTAGE
6
TA = 25 ° C
CL = 50 pF
R1 = 200 Ω
5 _{R2 = 200 Ω}
1 Output Switching
4
tPHL (I, I/O to O, I/O)
3
tPLH (I, I/O to O, I/O)
800 ^{TA = 80 ° C}
TA = 0 ° C
2 ^{tPLH (CLK to Q)}
tPHL (CLK to Q)
1
700
12
4
10 20 40
f – Frequency – MHz
Figure 15
100 200
0
4.5
4.75
5
5.25
5.5
VCC – Supply Voltage – V
Figure 16
PROPAGATION DELAY TIME
vs
FREE - AIR TEMPERATURE
6
VCC = 5 V
CL = 50 pF
R1 = 200 Ω
5 _{R2 = 200 Ω}
1 Output Switching
4
tPHL (I, I/O to O, I/O)
3
tPLH (I, I/O to O, I/O)
2
tPLH (CLK to Q)
1
tPHL (CLK to Q)
0
–75 –50 –25 0
25 50 75 100 125
TA – Free - Air Temperature – ° C
Figure 17
PROPAGATION DELAY TIME
vs
LOAD CAPACITANCE
16
VCC = 5 V
14
TA = 25 ° C
R1 = 200 Ω
R2 = 200 Ω
12 ^{1 Output Switching}
10
tPHL (I, I/O to O, I/O)
8
tPHL (CLK to Q)
6
4
tPLH (I, I/O to O, I/O)
2
tPLH (CLK to Q)
0
0 100 200 300 400 500 600
CL – Load Capacitance – pF
Figure 18
26
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