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IDT54FCT646 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - FAST CMOS OCTAL TRANSCEIVER/REGISTER - Integrated Device

भाग संख्या IDT54FCT646
समारोह FAST CMOS OCTAL TRANSCEIVER/REGISTER
मैन्युफैक्चरर्स Integrated Device 
लोगो Integrated Device लोगो 
पूर्व दर्शन
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<?=IDT54FCT646?> डेटा पत्रक पीडीएफ

IDT54FCT646 pdf
IDT54/74FCT646/A/C
FAST CMOS OCTAL TRANSCEIVER/REGISTER
PIN CONFIGURATIONS
CPAB
SAB
DIR
A1
A2
A3
A4
A5
A6
A7
A8
GND
1 24
2 23
3 22
4 P24-1, 21
5 D24-1, 20
6
S024-2
&
19
7 E24-1 18
8 17
9 16
10 15
11 14
12 13
Vcc
CPBA
SBA
G
B1
B2
B3
B4
B5
B6
B7
B8
DIP/SOIC/CERPACK
TOP VIEW
MILITARY AND COMMERCIAL TEMPERATURE RANGES
INDEX
A1
A2
A3
NC
A4
A5
A6
4 3 2 28 27 26
5 1 25
6 24
7 23
8 L28-1
22
9 21
10 20
11 19
12 13 14 15 16 17 18
G
B1
B2
NC
B3
B4
B5
LCC
TOP VIEW
2536 drw 02
PIN DESCRIPTION
Pin Names
Description
A1–A8
Data Register A Inputs
Data Register B Outputs
B1–B8
Data Register B Inputs
Data Register A Outputs
CPAB, CPBA
Clock Pulse Inputs
SAB, SBA
DIR, G
Output Data Source Select Inputs
Output Enable Inputs
2536 tbl 01
LOGIC SYMBOL
CPAB
SAB
DIR
CPBA
SBA
G
A1 A2 A3 A4 A5 A6 A7 A8
B1 B2 B3 B4 B5 B6 B7 B8
2536 drw 06
FUNCTION TABLE(2)
Inputs
G
DIR
CPAB
CPBA
SAB
SBA
Data I/O(1)
A1–A8
B1–B8
Operation or Function
IDT54/74FCT646
HX
HX
H or L
H or L
X
X
X Input Input Isolation
X Store A and B Data
LL
LL
X
X
X
L Output Input
Real-Time B Data to A Bus
X
H or L
X
H
Stored B Data to A Bus
LH
X
X
L
X
Input
Output
Real-Time A Data to B Bus
LH
H or L
X
H
X
Stored A Data to B Bus
NOTES:
2536 tbl 02
G1. The data output functions may be enabled or disabled by various signals at the or DIR inputs. Data input functions are always enabled, i.e., data at
the bus pins will be stored on every LOW-to-HIGH transition on the clock inputs.
2. H = HIGH, L = LOW, X = Don’t Care, = LOW-to-HIGH Transition.
7.18 2

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डाउनलोड[ IDT54FCT646 Datasheet.PDF ]


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