参数资料
型号: IDT5V9950PFGI8
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟及定时
英文描述: PLL BASED CLOCK DRIVER, 8 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
封装: TQFP-32
文件页数: 4/9页
文件大小: 67K
代理商: IDT5V9950PFGI8
4
INDUSTRIALTEMPERATURERANGE
IDT5V9950
3.3V PROGRAMMABLE SKEW PLL CLOCK DRIVER TURBOCLOCK II JR.
CONTROL SUMMARY TABLE FOR FEEDBACK SIGNALS
nF1:0
Skew (Pair #1, #2)
Skew (Pair #3)
Skew (Pair #4)
LL(1)
–4tU
Divide by 2
LM
–3tU
–6tU
LH
–2tU
–4tU
ML
–1tU
–2tU
M M
Zero Skew
MH
1tU
2tU
HL
2tU
4tU
HM
3tU
6tU
HH
4tU
Divide by 4
Inverted(2)
NOTES:
1. LL disables outputs if TEST = MID and sOE = HIGH.
2. When pair #4 is set to HH (inverted), sOE disables pair #4 HIGH when PE = HIGH, sOE disables pair #4 LOW when PE = LOW.
RECOMMENDED OPERATING RANGE
Symbol
Description
Min.
Typ.
Max.
Unit
VDD/VDDQ
Power Supply Voltage
3
3.3
3.6
V
TA
AmbientOperatingTemperature
-40
+25
+85
°C
DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE
Symbol
Parameter
Conditions
Min.
Max.
Unit
VIH
Input HIGH Voltage
Guaranteed Logic HIGH (REF, FB Inputs Only)
2
V
VIL
InputLOWVoltage
Guaranteed Logic LOW (REF, FB Inputs Only)
0.8
V
VIHH
Input HIGH Voltage(1)
3-Level Inputs Only
VDD
0.6
V
VIMM
Input MID Voltage(1)
3-Level Inputs Only
VDD/2
0.3
VDD/2+0.3
V
VILL
InputLOWVoltage(1)
3-Level Inputs Only
0.6
V
IIN
InputLeakageCurrent
VIN = VDD or GND
5+5A
(REF, FB Inputs Only)
VDD = Max.
VIN = VDD
HIGH Level
+200
I3
3-Level Input DC Current (TEST, FS, nF[1:0])VIN = VDD/2
MID Level
50
+50
A
VIN = GND
LOW Level
200
IPU
Input Pull-Up Current (PE)
VDD = Max., VIN = GND
100
A
IPD
Input Pull-Down Current (sOE)VDD = Max., VIN = VDD
+100
A
VOH
Output HIGH Voltage
VDDQ = Min., IOH =
12mA
2.4
V
VOL
OutputLOWVoltage
VDDQ = Min., IOL = 12mA
0.4
V
NOTE:
1. These inputs are normally wired to VDD, GND, or unconnected. Internal termination resistors bias unconnected inputs to VDD/2. If these inputs are switched, the function and
timing of the outputs may be glitched, and the PLL may require an additional tLOCK time before all datasheet limits are achieved.
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