IDT29FCT2052AT/BT/CT
FASTCMOSOCTALREGISTEREDTRANSCEIVER
COMMERCIALTEMPERATURERANGE
FAST CMOS
OCTAL REGISTERED
TRANSCEIVER
IDT29FCT2052AT/BT/CT
FEATURES:
DESCRIPTION:
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Low input and output leakage ≤1µA (max.)
Extended commercial range of –40°C to +85°C
CMOS power levels
The IDT29FCT2052AT/BT/CT/DT is an 8-bit registered transceiver
builtusinganadvanceddualmetalCMOStechnology.Two8-bitback-to-
backregistersstoredataflowinginbothdirectionsbetweentwobidirectional
buses.Separateclock,clockenableand3-stateoutputenablesignals are
providedforeachregister. BothAoutputs andBoutputs are guaranteed
tosink64mA.
True TTL input and output compatibility
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VOH = 3.3V (typ.)
VOL = 0.3V (typ.)
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Meets or exceeds JEDEC standard 18 specifications
Product available in Radiation Tolerant and Radiation Enhanced
versions
Available in PDIP, SOIC, SSOP, QSOP, and TSSOP packages
A, B and C speed grades
The IDT29FCT2052AT/BT/CThas balanceddrive outputs withcurrent
limitingresistors. This offers lowgroundbounce,minimalundershootand
controlledoutputfalltimes-reducingtheneedforexternalseriesterminating
resistors. The IDT29FCT2052T part is a plug-in replacement for the
IDT29FCT52T part.
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Resistor outputs
(-15mA IOH, 12mA IOL)
Reduced system switching noise
FUNCTIONALBLOCKDIAGRAM
CPA
CEA
OEB
CE
CP
0
1
Q0
Q1
Q2
Q3
Q4
B
B
0
1
A0
A1
A2
A3
A4
D
D
D2
D3
D4
B2
B3
B4
B5
B6
B7
A
Reg.
5
5
5
A
D
Q
A6
A7
D6
D7
Q6
Q7
0
0
Q
Q
Q
Q
D
1
2
3
1
D
2
D
B
Reg.
3
D
Q4
Q5
Q6
Q7
D4
D5
D6
D7
CE
CP
CPB
CEB
OEA
COMMERCIAL TEMPERATURE RANGE
SEPTEMBER 1999
1
c
1999 Integrated Device Technology, Inc.
DSC-5482/-
IDT [ INTEGRATED DEVICE TECHNOLOGY ]
