LM2502SQ/NOPB National Semiconductor, LM2502SQ/NOPB Datasheet - Page 17

• Manufacturer Part Number: LM2502SQ/NOPB
• Description: IC SER/DESER MPL DISPL 40-LLP
• Manufacturer: National Semiconductor
• Series: LMr

Specifications of LM2502SQ/NOPB

• Function: Serializer/Deserializer
• Data Rate: 307Mbps
• Input Type: LVCMOS
• Output Type: LVCMOS
• Number Of Inputs: 22
• Number Of Outputs: 3
• Voltage - Supply: 1.7 V ~ 3.3 V
• Operating Temperature: -30°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 40-LLP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM2502SQTR

Functional Description
CPU MODE — READ — m68
T10
T12
T13
T14
No.
T11
T1
T2
T3
T4
T5
T6
T7
T8
T9
MasterOUT
MasterOUT
MasterOUT
MasterIN
MasterIN
Master
Master
Master
Slave
Slave
Slave
Slave
Slave
Slave
Set Up Time (A/D, R/W
Hold Time (A/D, R/W
Master Latency
Slave Latency
ChipSelect* Delay
ChipSelect Low Pulse Width
Data Set Up Time
Data Hold Time
Slave Read Latency
MST Read Latency and INTR Delay
Data Delay
Data Valid after Strobe
CS* or E active pulse width
INTR De-assert
TABLE 6. READ — 6800 µP Interface Parameters
(Continued)
Parameter
FIGURE 14. READ — 6800 µP Interface
*
) and Data Off Time
*
) and Data On Time
17
Min
20
15
20
5
18.6
Typ
15
12
15
5
6
1
6
4
5
Max
www.national.com
MC Cycles
MC Cycles
MC Cycles
MC Cycles
MC Cycles
MC Cycles
MC Cycles
Units
20093311
ns
ns
ns
ns
ns
ns
ns