參數(shù)資料
型號(hào): TC9331F
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP80
封裝: 14 X 20 MM, 0.80 MM PITCH, PLASTIC, QFP-80
文件頁(yè)數(shù): 18/31頁(yè)
文件大小: 791K
代理商: TC9331F
TC9331F
2002-02-05
25
AC Characteristics (2) (unless otherwise specified, Ta = 25°C, VDD = 5 V)
External RAM interface
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Read/write cycling time
tRC
XI = 30.72 MHz
CL = 20 pF
330
ns
RAS
Pulse length
tRAS
XI = 30.72 MHz
CL = 20 pF
200
ns
RAS
Precharging time
tRP
XI = 30.72 MHz
CL = 20 pF
130
ns
CAS
- RAS Precharging time
tCRP
XI = 30.72 MHz
CL = 20 pF
60
ns
CAS
Holding time
tCSH
XI = 30.72 MHz
CL = 20 pF
260
ns
RAS
Holding time
tRSH
XI = 30.72 MHz
CL = 20 pF
130
ns
CAS
Pulse length
tCAS
XI = 30.72 MHz
CL = 20 pF
190
ns
Low address setup time
tASR
XI = 30.72 MHz
CL = 20 pF
60
ns
Low address holding time
tRAH
XI = 30.72 MHz
CL = 20 pF
30
ns
Column address setup time
tASC
XI = 30.72 MHz
CL = 20 pF
30
ns
Column address holding time
tCAH
XI = 30.72 MHz
CL = 20 pF
190
ns
CE
Address setup time
tASE
XI = 30.72 MHz
CL = 20 pF
60
ns
CE
Holding time
tAHC
XI = 30.72 MHz
CL = 20 pF
260
ns
RAS
Holding time
( OE standard)
tROH
XI = 30.72 MHz
CL = 20 pF
130
ns
OE
Pulse length
tOE
XI = 30.72 MHz
CL = 20 pF
190
ns
Write command pulse length
tWP
XI = 30.72 MHz
CL = 20 pF
190
ns
Write command holding time
tWCH
XI = 30.72 MHz
CL = 20 pF
130
ns
Data input setup time
tDS
XI = 30.72 MHz
CL = 20 pF
30
ns
Data input holding time
tDH
XI = 30.72 MHz
CL = 20 pF
290
ns
Data input OE access time
tOEA
XI = 30.72 MHz
CL = 20 pF
100
ns
Data input CE access time
tCEA
XI = 30.72 MHz
CL = 20 pF
100
ns
Data input OE disable time
tOHZ
XI = 30.72 MHz
CL = 20 pF
0
ns
Data input CE disable time
tCHZ
XI = 30.72 MHz
CL = 20 pF
0
ns
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