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| JM3851005554BEA Datasheet, PDF (7/38 Pages) Texas Instruments – CMOS Hex Buffer Converters | |||
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CD4049UB, CD4050B
Typical Performance Curves (Continued)
106
TA = 25oC
105
104
103
102
15V; 1MHz
15V; 100kHz
10V; 100kHz
15V; 10kHz
10V; 10kHz
15V; 1kHz
10
SUPPLY VOLTAGE VCC = 5V FREQUENCY (f) = 10kHz
1
10
102
103
104
105
106
107
108
tr, tf, INPUT RISE AND FALL TIME (ns)
FIGURE 12. TYPICAL POWER DISSIPATION vs INPUT RISE
AND FALL TIMES PER INVERTER FOR CD4050B
Test Circuits
VCC
INPUTS
VCC
VSS
IDD
VSS
FIGURE 13. QUIESCENT DEVICE CURRENT TEST CIRCUIT
INPUTS
VIH
VIL
VCC
VSS
OUTPUTS
+
DVM
-
NOTE: Test any one input with other inputs at VCC or VSS.
FIGURE 14. INPUT VOLTAGE TEST CIRCUIT
VCC
VSS
INPUTS
VCC
I
VSS
OUTPUTS
NOTE: Measure inputs sequentially, to both VCC and VSS connect
all unused inputs to either VCC or VSS.
FIGURE 15. INPUT CURRENT TEST CIRCUIT
CMOS 10V LEVEL TO DTL/TTL 5V LEVEL
VCC = 5V
10V = VIH
COS/MOS
IN
CD4049
OUTPUT
TO DTL/TTL
INPUTS
0 = VIL
VSS
5V = VOH
0 = VOL
In Terminal - 3, 5, 7, 9, 11, or 14
Out Terminal - 2, 4, 6, 10, 12 or 15
VCC Terminal - 1
VSS Terminal - 8
FIGURE 16. LOGIC LEVEL CONVERSION APPLICATION
7
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