MAX9246 Maxim, MAX9246 Datasheet - Page 6

• Manufacturer Part Number: MAX9246
• Description: The MAX9242/MAX9244/MAX9246/MAX9254 deserialize three LVDS serial-data inputs into 21 single-ended LVCMOS/LVTTL outputs
• Manufacturer: Maxim

21-Bit Deserializers with Programmable
Spread Spectrum and DC Balance
Figure 1. LVDS Input Circuits
Figure 3. Output Load and Transition Times
Figure 4. LVDS Receiver Input Skew Margin
6
RxIN_ + OR
RxIN_ - OR
RxCLKIN+
RxCLKIN-
R
R
NON-DC-BALANCED MODE
_______________________________________________________________________________________
IN1
IN1
R
IN2
V
CC
V
FAIL-SAFE
COMPARATOR
CC
RSKM
- 0.3V
RxOUT_ OR
RxCLKOUT
IDEAL SERIAL BIT TIME
INTERNAL STROBE
MIN
IDEAL
8pF
RxIN_ + OR
RxIN_ - OR
RxCLKIN+
RxCLKIN-
R
R
IN1
IN1
MAX
DC-BALANCED MODE
RSKM
IDEAL
1.2V
RxOUT_ OR
RxCLKOUT
1.3V
1.1V
10%
Figure 2. Worst-Case Test Pattern
Figure 5a. Rising-Edge Output Setup/Hold and High/Low Times
90%
CLHT
RxCLK OUT
EVEN RxOUT
ODD RxOUT
RxCLKOUT
RxOUT_
Test Circuits/Timing Diagrams
0.8V
2.0V
2.0V
0.8V
RCOL
RSRC
RCOP
0.8V
RCOP
CHLT
90%
2.0V
RCOH
RHRC
2.0V
0.8V
10%
2.0V