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CD74HC377 Datasheet(PDF) 1 Page - Texas Instruments

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Part No. CD74HC377
Description  High Speed CMOS Logic Octal D-Type Flip-Flop with Data Enable
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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CD74HC377 Datasheet(HTML) 1 Page - Texas Instruments

   
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1
Data sheet acquired from Harris Semiconductor
SCHS184
Features
• Buffered Common Clock
• Buffered Inputs
• Typical Propagation Delay = 17ns at CL = 15pF,
VCC = 5V, TA = 25
oC
• Fanout (Over Temperature Range)
- Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads
- Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
• Wide Operating Temperature Range . . . -55oC to 125oC
• Balanced Propagation Delay and Transition Times
• Significant Power Reduction Compared to LSTTL
Logic ICs
• HC Types
- 2V to 6V Operation
- High Noise Immunity: NIL = 30%, NIH = 30%of VCC at
VCC = 5V
• HCT Types
- 4.5V to 5.5V Operation
- Direct LSTTL Input Logic Compatibility,
VIL= 0.8V (Max), VIH = 2V (Min)
- CMOS Input Compatibility, Il ≤ 1µA at VOL, VOH
Description
The Harris CD74HC377 and CD74HCT377 are octal D-type
flip-flops with a buffered clock (CP) common to all eight flip-
flops. All the flip-flops are loaded simultaneously on the
positive edge of the clock (CP) when the Data Enable (E) is
Low.
Pinout
CD74HC377, CD74HCT377
(PDIP, SOIC)
TOP VIEW
Ordering Information
PART NUMBER
TEMP. RANGE (oC)
PACKAGE
PKG.
NO.
CD74HC377E
-55 to 125
20 Ld PDIP
E20.3
11
12
13
14
15
16
17
18
20
19
10
9
8
7
6
5
4
3
2
1
E
Q0
D0
D1
Q1
Q2
D3
D2
Q3
GND
VCC
D7
D6
Q6
Q7
Q5
D5
D4
Q4
CP
September 1997
CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures.
Copyright
© Harris Corporation 1997
File Number
1675.1
CD74HC377,
CD74HCT377
High Speed CMOS Logic
Octal D-Type Flip-Flop with Data Enable
[ /Title
(CD74
HC377
,
CD74
HCT37
7)
/Sub-
ject
(High
Speed
CMOS
Logic
Octal
D-
Type
Flip-


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