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74ABT16543

Description
16-Bit Registered Transceiver with 3-STATE Outputs
File Size71KB,7 Pages
ManufacturerFairchild
Websitehttp://www.fairchildsemi.com/
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74ABT16543 Overview

16-Bit Registered Transceiver with 3-STATE Outputs

74ABT16543 16-Bit Registered Transceiver with 3-STATE Outputs
October 1993
Revised January 1999
74ABT16543
16-Bit Registered Transceiver with 3-STATE Outputs
General Description
The ABT16543 16-bit transceiver contains two sets of D-
type latches for temporary storage of data flowing in either
direction. Separate Latch Enable and Output Enable inputs
are provided for each register to permit independent con-
trol of inputting and outputting in either direction of data
flow. Each byte has separate control inputs, which can be
shorted together for full 16-bit operation.
Features
s
Back-to-back registers for storage
s
Bidirectional data path
s
A and B outputs have current sourcing capability of 32
mA and current sinking capability of 64 mA
s
Separate control logic for each byte
s
16-bit version of the ABT543
s
Separate controls for data flow in each direction
s
Guaranteed latchup protection
s
High impedance glitch free bus loading during entire
power up and power down cycle
s
Nondestructive hot insertion capability
Ordering Code:
Order Number
74ABT16543CSSC
74ABT16543CMTD
Package Number
MS56A
MTD56
Package Description
56-Lead Shrink Small Outline Package (SSOP), JEDEC MO-118, 0.300” Wide
56-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 6.1mm Wide
Devices also available on Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.
Connection Diagram
Pin Assignment for SSOP and TSSOP
Pin Descriptions
Pin Names
OEAB
n
OEBA
n
CEAB
n
CEBA
n
LEAB
n
LEBA
n
A
0
–A
15
Description
A-to-B Output Enable Input (Active LOW)
B-to-A Output Enable Input (Active LOW)
A-to-B Enable Input (Active LOW)
B-to-A Enable Input (Active LOW)
A-to-B Latch Enable Input (Active LOW)
B-to-A Latch Enable Input (Active LOW)
A-to-B Data Inputs or
B-to-A 3-STATE Outputs
B
0
–B
15
B-to-A Data Inputs or
A-to-B 3-STATE Outputs
© 1999 Fairchild Semiconductor Corporation
DS011646.prf
www.fairchildsemi.com

74ABT16543 Related Products

74ABT16543 74ABT16543CSSCX 74ABT16543CMTD 74ABT16543CMTDX 74ABT16543CSSC
Description 16-Bit Registered Transceiver with 3-STATE Outputs 16-Bit Registered Transceiver with 3-STATE Outputs 16-Bit Registered Transceiver with 3-STATE Outputs 16-Bit Registered Transceiver with 3-STATE Outputs 16-Bit Registered Transceiver with 3-STATE Outputs
Is it Rohs certified? - conform to conform to conform to conform to
Maker - Fairchild Fairchild Fairchild Fairchild
Parts packaging code - SSOP TSSOP TSSOP SSOP
package instruction - SSOP, SSOP56,.4 TSSOP, TSSOP56,.3,20 TSSOP, TSSOP56,.3,20 SSOP, SSOP56,.4
Contacts - 56 56 56 56
Reach Compliance Code - compli unknow unknow unknow
Other features - WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION
Control type - INDEPENDENT CONTROL INDEPENDENT CONTROL INDEPENDENT CONTROL INDEPENDENT CONTROL
Counting direction - BIDIRECTIONAL BIDIRECTIONAL BIDIRECTIONAL BIDIRECTIONAL
series - ABT ABT ABT ABT
JESD-30 code - R-PDSO-G56 R-PDSO-G56 R-PDSO-G56 R-PDSO-G56
JESD-609 code - e3 e3 e3 e3
length - 18.415 mm 14 mm 14 mm 18.415 mm
Load capacitance (CL) - 50 pF 50 pF 50 pF 50 pF
Logic integrated circuit type - BUS TRANSCEIVER REGISTERED BUS TRANSCEIVER REGISTERED BUS TRANSCEIVER BUS TRANSCEIVER
MaximumI(ol) - 0.064 A 0.064 A 0.064 A 0.064 A
Humidity sensitivity level - 1 2 2 1
Number of digits - 8 8 8 8
Number of functions - 2 2 2 2
Number of ports - 2 2 2 2
Number of terminals - 56 56 56 56
Maximum operating temperature - 85 °C 85 °C 85 °C 85 °C
Minimum operating temperature - -40 °C -40 °C -40 °C -40 °C
Output characteristics - 3-STATE 3-STATE 3-STATE 3-STATE
Output polarity - TRUE TRUE TRUE TRUE
Package body material - PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code - SSOP TSSOP TSSOP SSOP
Encapsulate equivalent code - SSOP56,.4 TSSOP56,.3,20 TSSOP56,.3,20 SSOP56,.4
Package shape - RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form - SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, THIN PROFILE, SHRINK PITCH SMALL OUTLINE, THIN PROFILE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Celsius) - 260 260 260 260
power supply - 5 V 5 V 5 V 5 V
Maximum supply current (ICC) - 60 mA 60 mA 60 mA 60 mA
Prop。Delay @ Nom-Su - 5.7 ns 5.7 ns 5.7 ns 5.7 ns
propagation delay (tpd) - 5.5 ns 5.5 ns 5.5 ns 5.5 ns
Certification status - Not Qualified Not Qualified Not Qualified Not Qualified
Maximum seat height - 2.74 mm 1.1 mm 1.1 mm 2.74 mm
Maximum supply voltage (Vsup) - 5.5 V 5.5 V 5.5 V 5.5 V
Minimum supply voltage (Vsup) - 4.5 V 4.5 V 4.5 V 4.5 V
Nominal supply voltage (Vsup) - 5 V 5 V 5 V 5 V
surface mount - YES YES YES YES
technology - BICMOS BICMOS BICMOS BICMOS
Temperature level - INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL
Terminal surface - Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn)
Terminal form - GULL WING GULL WING GULL WING GULL WING
Terminal pitch - 0.635 mm 0.5 mm 0.5 mm 0.635 mm
Terminal location - DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature - NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
translate - N/A N/A N/A N/A
width - 7.5 mm 6.1 mm 6.1 mm 7.5 mm
Base Number Matches - 1 1 1 1
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