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參數(shù)資料
型號(hào): MC74HC688
廠商: Motorola, Inc.
英文描述: 8-Bit Equality Comparator
中文描述: 8位比較平等
文件頁(yè)數(shù): 3/6頁(yè)
文件大小: 202K
代理商: MC74HC688
MC54/74HC688
High–Speed CMOS Logic Data
DL129 — Rev 6
3
MOTOROLA
tPHL
(Figures 1 and 3)
4.5
42
63
6.0
20
53
31
tTLH,
Maximum Output Transition Time, Any Output
2.0
75
26
110
ns
NOTES:
1. For propagation delays with loads other than 50 pF, see Chapter 2 of the Motorola High–Speed CMOS Data Book (DL129/D).
2. Information on typical parametric values can be found in Chapter 2 of the Motorola High–Speed CMOS Data Book (DL129/D).
95
CPD
Power Dissipation Capacitance (Per Package)*
* Used to determine the no–load dynamic power consumption: PD = CPD VCC2f + ICC VCC. For load considerations, see Chapter 2 of the
Motorola High–Speed CMOS Data Book (DL129/D).
Typical @ 25
°
C, VCC = 5.0 V
30
pF
SWITCHING WAVEFORMS
CASCADE
INPUT
tf
tr
VCC
GND
10%
950%
tPHL
tPLH
10%
50%
tTHL
tTLH
VCC
GND
50%
INPUT
A OR B
tPLH
tPHL
50%
A = B
OUTPUT
VALID
VALID
Figure 1.
Figure 2.
A = B
OUTPUT
TEST CIRCUITS
* Includes all probe and jig capacitance
CL*
TEST POINT
DEVICE
UNDER
TEST
OUTPUT
Figure 3.
相關(guān)PDF資料
PDF描述
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MC74HC688N 8-Bit Equality Comparator
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