CS4954-CQ Cirrus Logic Inc, CS4954-CQ Datasheet - Page 9

• Manufacturer Part Number: CS4954-CQ
• Description: Digital Video Encoder IC
• Manufacturer: Cirrus Logic Inc

Specifications of CS4954-CQ

• No. Of Pins: 48
• Peak Reflow Compatible (260 C): No
• Ic Function: Digital Video Encoder IC
• Leaded Process Compatible: No
• Mounting Type: Surface Mount
• Package / Case: 48-TQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

TIMING CHARACTERISTICS
DS278PP4
Parallel Host Port Timing (Figure 27, 28, 29)
Read Cycle Time
Read Pulse Width
Address Setup Time
Read Address Hold Time
Read Data Access Time
Read Data Hold Time
Write Recovery Time
Write Pulse Width
Write Data Setup Time
Write Data Hold Time
Write-Read/Read-Write Recovery Time
Address from Write Hold Time
Reset Timing (Figure 3)
Reset Pulse Width
RESET*
(Continued)
Figure 3. Reset Timing
T
res
Twpw
Twds
Twdh
Twac
Trpw
Trah
Trda
Trdh
Trec
Tres
Tas
Twr
Trd
100
60
30
10
10
60
40
50
3
8
3
0
-
CS4954 CS4955
-
-
-
-
-
-
-
-
-
-
-
-
40
50
-
-
-
-
-
-
-
-
-
-
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
9