ICS853017AM IDT, Integrated Device Technology Inc, ICS853017AM Datasheet - Page 12

• Manufacturer Part Number: ICS853017AM
• Description: IC RCVR QUAD LVPECL/ECL 20-SOIC
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: HiPerClockS™r
• Type: Buffer/Driverr

Specifications of ICS853017AM

• Number Of Circuits: 4
• Ratio - Input:output: 1:1
• Differential - Input:output: Yes/Yes
• Input: CML, LVDS, LVPECL, SSTL
• Output: LVPECL
• Frequency - Max: 2GHz
• Voltage - Supply: 2.375 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Frequency-max: 2GHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 800-1161; 800-1161-5; 800-1161; 853017AM

3. Calculations and Equations.
LVPECL output driver circuit and termination are shown in Figure 6.
T
termination voltage of V
Pd_H = [(V
[(2V - 0.935V)/50 ] * 0.935V = 19.92mW
Pd_L = [(V
[(2V - 1.67V)/50 ] * 1.67V = 11.02mW
Total Power Dissipation per output pair = Pd_H + Pd_L = 30.94mW
IDT
o calculate worst case power dissipation into the load, use the following equations which assume a 50
ICS853017
QUAD, 1-TO-1, DIFFERENTIAL-TO-2.5V, 3.3V, 5V LVPECL/ECL RECEIVER
™
•
•
/ ICS
For logic high, V
(V
For logic low, V
(V
™
OL_MAX
2.5V, 3.3V, 5V LVPECL/ECL RECEIVER
CC_MAX
CC_MAX
OH_MAX
– (V
– (V
- V
- V
OH_MAX
OL_MAX
CC_MAX
CC_MAX
) = 1.67V
) = 0.935V
- 2V))/R
CC
OUT
- 2V))/R
OUT
- 2V.
= V
= V
OL_MAX
OH_MAX
L
L
] * (V
] * (V
= V
= V
CC_MAX
F
CC_MAX
CC_MAX
IGURE
CC_MAX
- V
- V
– 1.67V
OL_MAX
– 0.935V
OH_MAX
6. LVPECL Driver Circuit and Termination
) = [(2V - (V
) = [(2V - (V
CC _MAX
CC _MAX
Q1
VCC
- V
12
- V
OL_MAX
OH_MAX
)) /R
)) /R
L
] * (V
L
] * (V
RL
50
CC_MAX
CC _MAX
VCC - 2V
- V
VOUT
- V
OL_MAX
OH_MAX
) =
) =
ICS853017AM REV. B JANUARY 28, 2008
load, and a
PRELIMINARY