参数资料
型号: 935271787125
厂商: NXP SEMICONDUCTORS
元件分类: 门电路
英文描述: HC/UH SERIES, 1-INPUT INVERT GATE, PDSO5
封装: PLASTIC, SC-74A, 5 PIN
文件页数: 15/16页
文件大小: 97K
代理商: 935271787125
2002 May 27
8
Philips Semiconductors
Product specication
Inverter
74HC1GU04
APPLICATION INFORMATION
Some applications are:
Linear amplifier (see Fig.11)
In crystal oscillator design (see Fig.12).
Note to the application information.
All values given are typical unless otherwise specified.
handbook, halfpage
U04
R1
R2
VCC
ZL
MNA052
1
F
Fig.11 HC1GU04 used as a linear amplifier.
VO(max)(p-p) =VCC 1.5 V centered at 0.5VCC.
AOL = open loop amplification.
Au = voltage amplification.
R1
≥ 3k,R2 ≤ 1M.
ZL >10k; AOL = 20 (typical).
Typical unity gain bandwidth product is 5 MHz.
A
u
A
OL
1
R1
R2
-------- 1AOL )
+
(
+
--------------------------------------------
=
Fig.12 Crystal oscillator configuration.
C1 = 47 pF (typical).
C2 = 22 pF (typical).
R1 = 1 to 10 M
(typical).
R2 optimum value depends on the frequency and required stability
against changes in VCC or average minimum ICC (ICC is typically
2 mA at VCC = 3 V and f = 1 MHz).
handbook, halfpage
MNA053
U04
out
R2
R1
C1
C2
External components for resonator (f < 1 MHz)
Where:
All values given are typical and must be used as an initial
set-up.
FREQUENCY
(kHz)
R1 (M
) R2 (k) C1 (pF) C2 (pF)
10 to 15.9
2.2
220
56
20
16 to 24.9
2.2
220
56
10
25 to 54.9
2.2
100
56
10
55 to 129.9
2.2
100
47
5
130 to 199.9
2.2
47
5
200 to 349.9
2.2
47
5
350 to 600
2.2
47
5
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