IDT74LVC16245APV Просмотр технического описания (PDF) - Integrated Device Technology
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IDT74LVC16245APV
Integrated Device Technology
IDT74LVC16245APV Datasheet PDF : 6 Pages
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IDT74LVC16245A
3.3V CMOS 16-BIT BUS TRANSCEIVER WITH 3-STATE OUTPUTS
INDUSTRIAL TEMPERATURE RANGE
TEST CIRCUITS AND WAVEFORMS
TEST CONDITIONS
Symbol VCC(1)= 3.3V±0.3V VCC(1)= 2.7V VCC(2)= 2.5V±0.2V Unit
VLOAD
6
6
2 x Vcc
V
VIH
2.7
2.7
Vcc
V
VT
1.5
1.5
Vcc / 2
V
VLZ
300
300
150
mV
VHZ
300
300
150
mV
CL
50
50
30
pF
VCC
VIN
Pulse (1, 2)
Generator
VOUT
D.U.T.
500Ω
VLOAD
Open
GND
RT
500Ω
CL
Test Circuit for All Outputs
LVC Link
DEFINITIONS:
CL = Load capacitance: includes jig and probe capacitance.
RT = Termination resistance: should be equal to ZOUT of the Pulse Generator.
NOTES:
1. Pulse Generator for All Pulses: Rate ≤ 10MHz; tF ≤ 2.5ns; tR ≤ 2.5ns.
2. Pulse Generator for All Pulses: Rate ≤ 10MHz; tF ≤ 2ns; tR ≤ 2ns.
SAME PHASE
INPUT TRANSITION
tPLH
tPHL
OUTPUT
tPLH
tPHL
OPPOSITE PHASE
INPUT TRANSITION
Propagation Delay
VIH
VT
0V
VOH
VT
VOL
VIH
VT
0V
LVC Link
CONTROL
INPUT
ENABLE
tPZL
DISABLE
tPLZ
OUTPUT
NORMALLY
SWITCH
CLOSED
LOW
tPZH
OUTPUT SWITCH
NORMALLY OPEN
HIGH
VLOAD/2
VT
tPHZ
VT
0V
VIH
VT
0V
VLOAD/2
VOL+VLZ
VOL
VOH
VOH-VHZ
0V
LVC Link
Enable and Disable Times
NOTE:
1. Diagram shown for input Control Enable-LOW and input Control Disable-HIGH.
SWITCH POSITION
Test
Open Drain
Disable Low
Enable Low
Disable High
Enable High
All Other Tests
Switch
VLOAD
GND
Open
INPUT
OUTPUT 1
OUTPUT 2
tPLH1
tPHL1
tSK (x)
tSK (x)
VIH
VT
0V
VOH
VT
VOL
VOH
VT
VOL
tPLH2
tPHL2
tSK(x) = tPLH2 - tPLH1 or tPHL2 - tPHL1
Output Skew - tSK(X)
LVC Link
NOTES:
1. For tSK(o) OUTPUT1 and OUTPUT2 are any two outputs.
2. For tSK(b) OUTPUT1 and OUTPUT2 are in the same bank.
DATA
INPUT
TIMING
INPUT
ASYNCHRONOUS
CONTROL
SYNCHRONOUS
CONTROL
tSU
tH
tREM
tSU
tH
Set-up, Hold, and Release Times
VIH
VT
0V
VIH
VT
0V
VIH
VT
0V
VIH
VT
0V
LVC Link
LOW-HIGH-LOW
PULSE
tW
HIGH-LOW-HIGH
PULSE
Pulse Width
VT
VT
LVC Link
5
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