MAX9254EUM/V+ Maxim Integrated, MAX9254EUM/V+ Datasheet - Page 6

• Manufacturer Part Number: MAX9254EUM/V+
• Description: Serializers & Deserializers - Serdes 21-Bit DC-Balanced Deserializer
• Manufacturer: Maxim Integrated
• Type: Deserializerr

Specifications of MAX9254EUM/V+

• Rohs: yes
• Data Rate: 840 Mbit/s
• Input Type: LVDS
• Output Type: LVCMOS/LVTTL
• Number Of Inputs: 3
• Number Of Outputs: 21
• Operating Supply Voltage: 3 V to 3.6 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: TSSOP-48
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT

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