74HCT299D,653 NXP Semiconductors, 74HCT299D,653 Datasheet - Page 16
74HCT299D,653
Manufacturer Part Number
74HCT299D,653
Description
IC UNIV SHIFT REGISTER 20SOIC
Manufacturer
NXP Semiconductors
Series
74HCTr
Datasheet
1.74HC299N652.pdf
(24 pages)
Specifications of 74HCT299D,653
Logic Type
Universal Shift Register, CMOS
Number Of Circuits
8-Bit
Current - Output High, Low
6mA, 6mA
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
20-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
74HCT299D-T
74HCT299D-T
933713550653
74HCT299D-T
933713550653
NXP Semiconductors
Table 8.
74HC_HCT299_3
Product data sheet
Type
74HC299
74HCT299
Fig 10. 3-state enable and disable times for OEn inputs
Fig 11. Test circuit for measuring switching times
Measurement points are given in
V
Test data is given in
Definitions for test circuit:
DUT = Device Under Test.
R
C
R
S1 = Test selection switch
OL
T
L
L
Measurement points
= Termination resistance should be equal to output impedance Z
= Load capacitance including jig and probe capacitance.
= Load resistance.
and V
OH
are typical voltage output levels that occur with the output load.
Table
HIGH to OFF
OFF to HIGH
LOW to OFF
OFF to LOW
GENERATOR
I/On output
I/On output
OEn input
Input
V
V
3 V
I
CC
PULSE
9.
GND
V
V
V
V
Table
OH
OH
OL
OL
V
I
10 %
8.
V I
t
r
V
enabled
90 %
outputs
M
Rev. 03 — 28 July 2008
t
PLZ
t
PHZ
R T
DUT
DUT
V
10 %
CC
90 %
V
0.5V
1.3 V
M
CC
V O
disabled
outputs
o
of the pulse generator.
t
f
74HC299; 74HCT299
R L = 1 k
C L
50 pF
t
PZL
t
PZH
8-bit universal shift register; 3-state
V
M
V
S1
M
001aai465
001aai466
enabled
outputs
V
CC
open
Output
V
0.5V
1.3 V
M
CC
© NXP B.V. 2008. All rights reserved.
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