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PI74FCT573TS

Part # PI74FCT573TS
Description Latch Transparent 3-ST 8-CH D-Type 20-Pin SOIC Tube
Category IC
Availability In Stock
Qty 35
Qty Price
1 - 7 $2.04600
8 - 14 $1.62750
15 - 22 $1.53450
23 - 29 $1.42600
30 + $1.27100
Manufacturer Available Qty
PERICOM
Date Code: 9747
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Technical Document


DISCLAIMER: The information provided herein is solely for informational purposes. Customers must be aware of the suitability of this product for their application, and consider that variable factors such as Manufacturer, Product Category, Date Codes, Pictures and Descriptions may differ from available inventory.

1
PS2015B 10/06/04
Block Diagram
Description:
Pericom Semiconductor’s PI74FCT373T and PI74FCT 573T are
8-bit wide octal transparent latches designed with 3-state outputs
and are intended for bus oriented applications. When Latch Enable
(LE) is HIGH, the flip-flops appear transparent to the data. The data
that meets the set-up time when LE is LOW is latched. When OE is
HIGH, the bus output is in the high impedance state.
PI74FCT373T
PI74FCT573T
Octal Transparent Latches
Fast CMOS Octal
Transparent Latches
Features:
PI74FCT373/573T are pin compatible with bipolar FAST™
Series at a higher speed and lower power consumption
TTL input and output levels
Low ground bounce outputs
Extremely low static power
Hysteresis on all inputs
Industrial operating temperature range: –40°C to +85°C
Device models available upon request
Packaging:
– 20-pin TSSOP (L)
– 20-pin SSOP (H)
– 20-pin QSOP (Q)
– 20-pin SOIC (S)
O
D
G
OE
LE
D0
O0
O
D
G
D1
O1
O
D
G
D2
O2
O
D
G
D3
O3
O
D
G
D4
O4
O
D
G
D5
O5
O
D
G
D6
O6
O
D
G
D7
O7
PI74FCT373T
PI74FCT573T
OCTAL TRANSPARENT LATCHES
2
PS2015B 10/06/04
Inputs Outputs
DN LE OE ON
HHLH
LHLL
XXHZ
Truth Table
(1)
1. H = High Voltage Level
L = Low Voltage Level
X = Don’t Care
Z = High Impedance
Pin Name Description
OE Output Enable Input (Active LOW)
LE Latch Enable Input (Active HIGH)
D0-D7 Data Inputs
O0-O7 3-State Outputs
O0-O7 Complementary 3-State Outputs
GND Ground
VCC Power
Pin Description
PI74FCT373 Pin Configuration
PI74FCT573 Pin Configuration
20-PIN
L20
P20
Q20
S20
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
OE
O
0
D
0
D
1
O
1
O
2
D
2
D
3
O
3
GND
Vcc
O
7
D
7
D
6
O
6
O
5
D
5
D
4
O
4
LE
20-PIN
L20
P20
Q20
S20
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
OE
D
0
D
1
D
2
D
3
D
4
D
5
D
6
D
7
GND
Vcc
O
0
O
1
O
2
O
3
O
4
O
5
O
6
O
7
LE
PI74FCT373T
PI74FCT573T
OCTAL TRANSPARENT LATCHES
3
PS2015B 10/06/04
Maximum Ratings
(Above which the useful life may be impaired. For user guidelines, not tested.)
Storage Temperature ................................................................. –65°C to +150°C
Ambient Temperature with Power Applied ................................. -40°C to +85°C
Supply Voltage to Ground Potential (Inputs & Vcc Only) .......... –0.5V to +7.0V
Supply Voltage to Ground Potential (Outputs & D/O Only) ....... –0.5V to +7.0V
DC Input Voltage ......................................................................... –0.5V to +7.0V
DC Output Current ................................................................................... 120 mA
Power Dissipation ......................................................................................... 0.5W
Note:
Stresses greater than those listed under MAXI-
MUM RATINGS may cause permanent damage to
the device. This is a stress rating only and functional
operation of the device at these or any other
conditions above those indicated in the operational
sections of this specification is not implied.
Exposure to absolute maximum rating conditions for
extended periods may affect reliability.
DC Electrical Characteristics (Over the Operating Range, TA = –40°C to +85°C, VCC = 5.0V ± 5%)
Parameters Description Test Conditions
(1)
Min. Typ
(2)
Max. Units
VOH Output HIGH Voltage VCC = Min., VIN = VIH or VIL IOH = –15.0 mA 2.4 3.0 V
VOL Output LOW Current VCC = Min., VIN = VIH or VIL IOL = 64 mA 0.3 0.55 V
VOL Output LOW Current VCC = Min., VIN = VIH or VIL IOL = 12 mA (25 Series) 0.3 0.50 V
VIH Input HIGH Voltage Guaranteed Logic HIGH Level 2.0 V
VIL Input LOW Voltage Guaranteed Logic LOW Level 0.8 V
IIH Input HIGH Current VCC = Max. VIN = VCC A
IIL Input LOW Current VCC = Max. VIN = GND –1 µA
IOZH High Impedance VCC = MAX.VOUT = 2.7V 1 µA
IOZL Output Current VOUT = 0.5V 1 µA
VIK Clamp Diode Voltage VCC = Min., IIN = –18 mA –0.7 –1.2 V
IOFF Power Down Disable VCC = GND, VOUT = 4.5V 100 µA
IOS Short Circuit Current VCC = Max.
(3)
, VOUT = GND –60 –120 mA
VH Input Hysteresis 200 mV
Capacitance (TA = 25°C, f = 1 MHz)
Parameters
(4)
Description Test Conditions Typ Max. Units
CIN Input Capacitance VIN = 0V 6 10 pF
COUT Output Capacitance VOUT = 0V 8 12 pF
Notes:
1. For Max. or Min. conditions, use appropriate value specified under Electrical Characteristics for the applicable device type.
2. Typical values are at Vcc = 5.0V, +25°C ambient and maximum loading.
3. Not more than one output should be shorted at one time. Duration of the test should not exceed one second.
4. This parameter is determined by device characterization but is not production tested.
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