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M74HC299B1R

P1-P3P4-P6P7-P9P10-P12P13-P13
M74HC299
7/13
CAPACITIVE CHARACTERISTICS
1) C
PD
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
CC(opr)
= C
PD
x V
CC
x f
IN
+ I
CC
TEST CIRCUIT
C
L
= 50pF/150pF or equivalent (includes jig and probe capacitance)
R
1
= 1KΩ or equivalent
R
T
= Z
OUT
of pulse generator (typically 50Ω)
Symbol Parameter
Test Condition Value
Unit
V
CC
(V)
T
A
= 25°C
-40 to 85°C -55 to 125°C
Min. Typ. Max. Min. Max. Min. Max.
C
IN
Input Capacitance
5.0 5101010pF
C
PD
Power Dissipation
Capacitance (note
1)
5.0 170 pF
TEST SWITCH
t
PLH
, t
PHL
Open
t
PZL
, t
PLZ
V
CC
t
PZH
, t
PHZ
GND
M74HC299
8/13
WAVEFORM 1: PROPAGATION DELAY TIMES, MINIMUM PULSE WIDTH (f=1MHz; 50% duty cycle)
WAVEFORM 2 : SETUP AND HOLD TIMES (f=1MHz; 50% duty cycle)
M74HC299
9/13
WAVEFORM 3 :PROPAGATION DELAY AND REMOVAL TIME, MINIMUM PULSE WIDTH
(f=1MHz; 50% duty cycle)
WAVEFORM 4: OUTPUT ENABLE AND DISABLE TIMES (f=1MHz; 50% duty cycle)
P1-P3P4-P6P7-P9P10-P12P13-P13

M74HC299B1R

Mfr. #:
Buy M74HC299B1R
Manufacturer:
STMicroelectronics
Description:
IC UNIV SHIFT REGISTER 20DIP
Lifecycle:
New from this manufacturer.
Delivery:
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