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74HCT6323AD,118

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22
Nexperia
74HC6323A; 74HCT6323A
Programmable ripple counter with oscillator; 3-state
aaa-028606
R
bias
100 kΩ to 1 MΩ
R2
2.2 kΩ
100 pF
C2C1
22 pF to 37 pF
6
X2
X1
7
MR (from logic)
Above 5 MHz replace R2 by a capacitor of half the value of
C2.
C
L
at which a crystal is specified (or adjusted) equals for this
application C1 x C2/(C1 + C2)
Figure 9. Typical setup for a crystal oscillator operating
in the fundamental mode (1 MHz to 25 MHz)
aaa-028607
R
bias
3 kΩ
6
X2
X1
7
MR (from logic)
C1
1 pF to 10 pF
(optional)
Applicable for third overtone crystals (lower damping
resistance at the third harmonic frequency) at typical
50 MHz. For lower frequencies extra load capacitors must
be supplied, or increase bias resistor.
Figure 10. Typical set-up for a crystal oscillator
operating in the third overtone mode without the use of
an inductor
Table 10. Typical application values
Fundamental mode Third overtone mode
f (MHz) R2 (kΩ) C1 (pF) C2 (pF) f (MHz) R
bias
(kΩ) C1 (pF)
1 4.7 47 to 68
10 2.2 47 to 68
25 1 33 33
50 3.0 4.7
74HC_HCT6323A All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2018. All rights reserved.
Product data sheet Rev. 4 — 9 July 2018
16 / 22
Nexperia
74HC6323A; 74HCT6323A
Programmable ripple counter with oscillator; 3-state
aaa-028598
Rbias
input
0.47 µF 100 µF
output
560 kΩ
A
GND
V
CC
V
I
(f
i
= 1 kHz)
I
O
g
fs
= ΔI
O
/ΔV
I
at v
O
is constant (see Figure 12) and
MR = HIGH.
Figure 11. Test set-up for measuring forward
transconductance
aaa-028599
V
CC
(V)
0 642 531
8
16
24
4
12
20
g
fs
(mA/V)
0
g
fs
as a function of the supply voltage V
CC
at T
amb
= 25 °C.
Figure 12. Typical forward transconductance
aaa-028604
V
I
(V)
0 6421 53
20
10
30
40
-I
I
(µA)
0
(3)
(2)
(1)
(1) V
CC
= 2 V
(2) V
CC
= 4.3 V
(3) V
CC
= 6 V
Figure 13. Typical input pull-up current as a function of
the input voltage
aaa-028605
V
CC
(V)
1 62 53 4
20
30
10
40
50
-I
l
(µA)
0
(1)
(1) V
I
= 0 V
Figure 14. Typical input pull-up current as a function of
the supply voltage (V
CC
)
aaa-028603
74HC6323A
74HCT6323A
MR
5
The input pull-up current is used to create a power-on delay time at MR.
Figure 15. Power-on reset
74HC_HCT6323A All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2018. All rights reserved.
Product data sheet Rev. 4 — 9 July 2018
17 / 22
Nexperia
74HC6323A; 74HCT6323A
Programmable ripple counter with oscillator; 3-state
13 Package outline
UNIT
A
max.
A
1
A
2
A
3
b
p
c D
(1)
E
(2)
(1)
e H
E
L L
p
Q Z y w v θ
REFERENCES
OUTLINE
VERSION
EUROPEAN
PROJECTION
ISSUE DATE
IEC JEDEC JEITA
mm
inches
1.75
0.25
0.10
1.45
1.25
0.25
0.49
0.36
0.25
0.19
5.0
4.8
4.0
3.8
1.27
6.2
5.8
1.05
0.7
0.6
0.7
0.3
8
0
o
o
0.25 0.1 0.25
DIMENSIONS (inch dimensions are derived from the original mm dimensions)
Notes
1. Plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included.
2. Plastic or metal protrusions of 0.25 mm (0.01 inch) maximum per side are not included.
1.0
0.4
SOT96-1
X
w M
θ
A
A
1
A
2
b
p
D
H
E
L
p
Q
detail X
E
Z
e
c
L
v M
A
(A )
3
A
4
5
pin 1 index
1
8
y
076E03 MS-012
0.069
0.010
0.004
0.057
0.049
0.01
0.019
0.014
0.0100
0.0075
0.20
0.19
0.16
0.15
0.05
0.244
0.228
0.028
0.024
0.028
0.012
0.01 0.01 0.041 0.004
0.039
0.016
0 2.5 5 mm
scale
SO8: plastic small outline package; 8 leads; body width 3.9 mm
SOT96-1
99-12-27
03-02-18
Figure 16. Package outline SOT96-1 (SO8)
74HC_HCT6323A All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2018. All rights reserved.
Product data sheet Rev. 4 — 9 July 2018
18 / 22
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22

74HCT6323AD,118

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Nexperia
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Counter ICs PROGRAMBL RIPPLE
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