74FCT807BTSOG

1
IDT74FCT807BT/CT
FAST CMOS 1-TO-10 CLOCK DRIVER
COMMERCIAL AND INDUSTRIAL TEMPERATURE RANGES
MAY 2010
2006 Integrated Device Technology, Inc. DSC-4242/4c
IDT74FCT807BT/CT
COMMERCIAL AND INDUSTRIAL TEMPERATURE RANGES
FAST CMOS
1-TO-10 CLOCK DRIVER
FUNCTIONAL BLOCK DIAGRAM
FEATURES:
0.5 MICRON CMOS Technology
Guaranteed low skew < 250ps (max.)
Very low duty cycle distortion < 350ps (max.)
High speed: propagation delay < 2.5ns (max.)
100MHz operation
TTL compatible inputs and outputs
TTL level output voltage swings
1:10 fanout
Output rise and fall time < 1.5ns (max)
Low input capacitance: 4.5pF typical
High drive: -32mA I
OH, +48mA IOL
Available in QSOP, SSOP, and SOIC packages
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
DESCRIPTION:
The FCT807T clock driver is built using advanced dual metal CMOS
technology. This low skew clock driver features 1:10 fanout, providing
minimal loading on the preceding drivers. The FCT807T offers low
capacitance inputs with hysteresis for improved noise margins. TTL level
outputs and multiple power and grounds reduce noise. The device also
features -32/48mA drive capability for driving low impedance traces.
IN
O
1
O2
O3
O4
O5
O6
O7
O8
O9
O10
PIN CONFIGURATION
QSOP/ SOIC/ SSOP
TOP VIEW
GND
V
CC
GND
V
CC
GND
GND
V
CC
GND
O
5
VCC
1
2
3
4
5
6
7
8
9
10 11
12
13
14
15
16
17
18
19
20
IN
O
1
O2
O3
O4
O10
O9
O8
O7
O6
2
COMMERCIAL AND INDUSTRIAL TEMPERATURE RANGES
IDT74FCT807BT/CT
FAST CMOS 1-TO-10 CLOCK DRIVER
ABSOLUTE MAXIMUM RATINGS
(1)
Symbol Description Max Unit
VTERM Terminal Voltage with Respect to GND –0.5 to +7 V
TSTG Storage Temperature –65 to +150 ° C
I
OUT DC Output Current –60 to +120 mA
PIN DESCRIPTION
Pin Names Description
IN Inputs
Ox Outputs
CAPACITANCE (TA = +25
O
C, f = 1.0MHz)
Symbol Parameter
(1)
Conditions Typ. Max. Unit
CIN Input Capacitance VIN = 0V 4.5 6 pF
COUT Output Capacitance VOUT = 0V 5.5 8 pF
NOTE:
1. This parameter is measured at characterization but not tested.
DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE
Following Conditions Apply Unless Otherwise Specified:
Commercial: TA = 0°C to +70°C, Industrial: TA = -40°C to +85°C, VCC = 5V ± 5%
Symbol Parameter Test Conditions
(1)
Min. Typ.
(2)
Max. Unit
VIH Input HIGH Level (Input pins) Guaranteed Logic HIGH Level 2 V
VIL Input LOW Level Guaranteed Logic LOW Level 0.8 V
IIH Input HIGH Current (Input pins) VCC = Max. VI = 2.7V ±A
IIL Input LOW Current (Input pins) VCC = Max. VI = 0.5V ±A
IOZH High Impedance Output Current VCC = Max. VO = 2.7V ±A
IOZL (3-State Output pins) VO = 0.5V ±1
II Input HIGH Current VCC = Max., VI = VCC (Max.) ±A
VIK Clamp Diode Voltage VCC = Min., IIN = –18mA –0.7 –1.2 V
IOS Short Circuit Current
(4)
VCC = Max., VO = GND
(3)
–60 –120 –225 mA
VOH Output HIGH Voltage VCC = Min. IOH = –15mA 2.4 3.3 V
VIN = VIH or VIL IOH = –32mA 2 3
VOL Output LOW Voltage VCC = Min. IOL = 48mA 0.3 0.55 V
VIN = VIH or VIL
IOFF Input/Output Power Off Leakage VCC = 0V, VIN or VO 4.5V ±A
VH Input Hysteresis for all inputs 150 mV
ICCL Quiescent Power Supply Current VCC = Max., VIN = GND or VCC 5 500 µA
ICCH
ICCZ
NOTES:
1. For conditions shown as Max. or Min., use appropriate value specified under Electrical Characteristics for the applicable device type.
2. Typical values are at Vcc = 5V, +25°C ambient.
3. Not more than one output should be shorted at one time. Duration of the test should not exceed one second.
4. Duration of the condition should not exceed one second.
NOTE:
1. Stresses greater than those listed under ABSOLUTE MAXIMUM 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.
3
IDT74FCT807BT/CT
FAST CMOS 1-TO-10 CLOCK DRIVER
COMMERCIAL AND INDUSTRIAL TEMPERATURE RANGES
NOTES:
1. For conditions shown as Max. or Min., use appropriate value specified under Electrical Characteristics for the applicable device type.
2. Typical values are at VCC = 5V, +25°C ambient.
3. Per TTL driven input (VIN = 3.4V); all other inputs at VCC or GND.
4. This parameter is not directly testable, but is derived for use in Total Power Supply calculations.
5. Values for these conditions are examples of the IC formula. These limits are guaranteed but not tested.
6. IC = IQUIESCENT + IINPUTS + IDYNAMIC
IC = ICC + ICC DHNT + ICCD (fONO)
ICC = Quiescent Current (ICCL, ICCH and ICCZ)
ICC = Power Supply Current for a TTL High Input (VIN = 3.4V)
DH = Duty Cycle for TTL Inputs High
NT = Number of TTL Inputs at DH
ICCD = Dynamic Current Caused by an Input Transition Pair (HLH or LHL)
fO = Output Frequency
NO = Number of Outputs at fO
All currents are in milliamps and all frequencies are in megahertz.
POWER SUPPLY CHARACTERISTICS
Symbol Parameter Test Conditions
(1)
Min. Typ.
(2)
Max. Unit
I
CC Quiescent Power Supply Current VCC = Max. 0.5 2 mA
TTL Inputs HIGH VIN = 3.4V
I
CCD Dynamic Power Supply Current
(3)
VCC = Max. VIN = VCC 0.4 0.6 mA/MHz
Input Toggling V
IN = GND
50% Duty Cycle
Outputs Open
IC Total Power Supply Current
(5)
VCC = Max. VIN = VCC 20 30.5
(4)
mA
Input Toggling V
IN = GND
50% Duty Cycle
Outputs Open VIN = 3.4V 20.3 31.3
(4)
fI = 50MHz VIN = GND

74FCT807BTSOG

Mfr. #:
Manufacturer:
IDT
Description:
Clock Drivers & Distribution 1:10 Clock Driver w/ TTL Outputs
Lifecycle:
New from this manufacturer.
Delivery:
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