IW4029BN 데이터 시트보기 (PDF) - IK Semicon Co., Ltd
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IW4029BN Datasheet PDF : 9 Pages
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IW4029B
AC ELECTRICAL CHARACTERISTICS (CL=50pF, RL=200kΩ, Input tr=tf=20 ns)
VCC
Guaranteed Limit
Symbol
Parameter
V ≥-55°C 25°C ≤125°C Unit
tmax Maximum Clock Frequency (Figure 1)
5.0
2
10
4
15 5.5
2
1
MHz
4
2
5.5
2.75
tPHL, tPLH Maximum Propagation Delay, Clock to Q
(Figure 1)
5.0 500
10 240
15 180
500
1000
ns
240
480
180
360
tPHL, tPLH Maximum Propagation Delay, Clock to Carry
5.0 560
Output (Figure 1)
10 260
15 190
560
1120
ns
260
520
190
380
tPHL, tPLH Maximum Propagation Delay, Preset Enable
5.0 470
470
940
ns
to Q (Figure 1)
10 200
200
400
15 160
160
320
tPHL, tPLH Maximum Propagation Delay, Preset Enable to 5.0 640
Carry Output (Figure 1)
10 290
15 210
640
1280
ns
290
580
210
420
tPHL, tPLH Maximum Propagation Delay, Carry Input to
5.0 340
340
680
ns
Carry Output (Figure 1)
10 140
140
280
15 100
100
200
tTHL, tTLH Maximum Output Transition Time, Any Output 5.0 200
200
400
ns
(Figure 1)
10 100
100
200
15
80
80
160
CIN Maximum Input Capacitance
-
7.5
pF
CONTROL INPUT
BIN/DEC
(B/D)
UP/DOWN
(U/D)
PRESET ENABLE
(PE)
CARRY IN (CI)
(CLOCK ENABLE)
FUNCTION TABLE
LOGIC LEVEL
H
L
H
L
H
L
H
L
ACTION
BINARY COUNT
DECADE COUNT
UP COUNT
DOWN COUNT
JAM IN
NO JAM
NO COUNTER ADVANCE AT POS.
CLOCK TRANSITION
ADVANCE COUNTER AT POS.
CLOCK TRANSITION
Rev. 00
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