74HCT594 PDF даташит
Спецификация 74HCT594 изготовлена «Philips» и имеет функцию, называемую «8-bit shift register with output register». |
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Детали детали
Номер произв | 74HCT594 |
Описание | 8-bit shift register with output register |
Производители | Philips |
логотип |
10 Pages
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INTEGRATED CIRCUITS
DATA SHEET
For a complete data sheet, please also download:
• The IC06 74HC/HCT/HCU/HCMOS Logic Family Specifications
• The IC06 74HC/HCT/HCU/HCMOS Logic Package Information
• The IC06 74HC/HCT/HCU/HCMOS Logic Package Outlines
74HC/HCT594
8-bit shift register with output
register
Product specification
File under Integrated Circuits, IC06
December 1991
No Preview Available ! |
Philips Semiconductors
8-bit shift register with output register
Product specification
74HC/HCT594
FEATURES
• Synchronous serial input and output
• 8-bit parallel output
• Shift and storage register have independent direct clear
and clocks
• 100 MHz (typ.)
• Output capability:
– parallel outputs: bus driver
– serial outputs: standard
• ICC category: MSI
APPLICATIONS
• Serial-to parallel data conversion
• Remote control holding register
DESCRIPTION
The 74HC/HCT594 are high-speed, Si-gate CMOS
devices, and are pin compatible with low power Schottky
TTL (LSTTL). They are specified in compliance with
JEDEC standard No. 7A.
The 74HC/HCT594 contain an 8-bit, non-inverting,
serial-in, parallel-out shift register that feeds an 8-bit
D-type storage register. Separate clocks and direct
overriding clears are provided on both the shift and storage
registers. A serial output (Q7’) is provided for cascading
purposes.
Both the shift and storage register clocks are positive-edge
triggered. If the user wishes to connect both clocks
together, the shift register will always be one count pulse
ahead of the storage register.
QUICK REFERENCE DATA
GND = 0 V: Tamb = 250 C; tr = tf = 6 ns.
SYMBOL
PARAMETER
CONDITIONS
tPHL/tPLH
fmax
CI
CPD
propagation delay
SHCP to Q7’
STCP to Qn
SHR to Qn
STR to Qn
maximum clock frequency SHCP, STCP
input capacitance
power dissipation capacitance per package
CL = 15 pF; VCC = 5 V
notes 1 and 2
TYPICAL
UNIT
HC HCT
13 15 ns
13 15 ns
11 14 ns
11 14 ns
100 100 MHz
3.5 3.5 pF
84 89 pF
Notes
1. CPD is used to determine the dynamic power dissipation (PD in µW).
PD = CPD × VCC2 × fi + ∑ (CL × VCC2 × fo), where:
fi = input frequency in MHz; fo = output frequency in MHz;
∑ (CL × VCC2 × fo) = sum of the outputs;
CL = output load capacitance in pF; VCC = supply voltage in V.
2. For HC, the condition is VI = GND to VCC; for HCT, the condition is VI = GND to VCC − 1.5 V.
ORDERING INFORMATION
EXTENDED TYPE NUMBER
PC74HC/HCT594P
PC74HC/HCT594T
PINS
16
16
PACKAGES
PIN POSITION
DIL
SO
MATERIAL
plastic
plastic
CODE
SOT38C, P
SOT109A
December 1991
2
No Preview Available ! |
Philips Semiconductors
8-bit shift register with output register
Product specification
74HC/HCT594
PINNING
SYMBOL
Q0 to Q7
GND
Q7’
SHR
SHCP
STCP
STR
Ds
VCC
PIN
15 & 1 to 7
8
9
10
11
12
13
14
16
DESCRIPTION
parallel data outputs
ground (0 V)
serial data output
shift register reset (active LOW)
shift register clock input
storage register clock input
storage register reset active (LOW)
serial data input
supply voltage
11 12
ge
SH CP STCP
Q7'
Q0
Q1
9
15
1
Q2 2
14 D S
Q3 3
Q4 4
Q5 5
Q6 6
Q7
SH R ST R
7
10 13 MBC319
ge
Q1 1
Q2 2
Q3 3
Q4 4
Q5 5
Q6 6
Q7 7
GND 8
16 VCC
15 Q 0
14 D S
13 ST R
594
12 ST CP
11 SH CP
10 SH R
9 Q7'
MBC318
halfpage
ST R
13
12
ST CP 10
SH R
SH CP
11
DS 14
R 1 SRG8
C1/
R2
C2
1D 2D 15 Q0
1
2
3
Q1
Q2
Q3
4
5
Q4
6 Q5
7 Q6
9
Q7
Q7'
MBC322 - 1
Fig.1 Logic symbol.
Fig.2 Pin configuration.
Fig.3 IEC logic symbol.
December 1991
3
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