EP7309-CR Cirrus Logic Inc, EP7309-CR Datasheet - Page 15
![32-Bit Microcontroller IC](/photos/19/5/190595/4243180_sml.jpg)
EP7309-CR
Manufacturer Part Number
EP7309-CR
Description
32-Bit Microcontroller IC
Manufacturer
Cirrus Logic Inc
Specifications of EP7309-CR
Controller Family/series
(ARM7)
Core Size
32 Bit
No. Of Timers 8/12/16/32 Bits
0 / 0 / 2 / 0
Interface
SSI, UART
Embedded Interface Type
SSI, UART
Mounting Type
Surface Mount
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
EP7309-CR
Manufacturer:
AGERE
Quantity:
3 120
Part Number:
EP7309-CR
Manufacturer:
CIRRUSLOGIC
Quantity:
20 000
Static Memory
Figure 3
values for the timings of each of the Static Memory modes.
DS507F1
EXPCLK rising edge to nCS assert delay time
EXPCLK falling edge to nCS deassert hold time
EXPCLK rising edge to A assert delay time
EXPCLK falling edge to A deassert hold time
EXPCLK rising edge to nMWE assert delay time
EXPCLK rising edge to nMWE deassert hold time
EXPCLK falling edge to nMOE assert delay time
EXPCLK falling edge to nMOE deassert hold time
EXPCLK falling edge to HALFWORD deassert delay time
EXPCLK falling edge to WORD assert delay time
EXPCLK rising edge to data valid delay time
EXPCLK falling edge to data invalid delay time
Data setup to EXPCLK falling edge time
EXPCLK falling edge to data hold time
EXPCLK rising edge to WRITE assert delay time
EXPREADY setup to EXPCLK falling edge time
EXPCLK falling edge to EXPREADY hold time
through
Figure 6
define the timings associated with all phases of the Static Memory. The following table contains the
Parameter
©
Copyright Cirrus Logic, Inc. 2005
(All Rights Reserved)
Symbol
t
t
t
t
t
t
t
MOEd
MOEh
t
t
t
t
MWd
MWh
t
HWd
WDd
WRd
CSd
CSh
t
t
t
t
Dnv
t
EXs
EXh
Ad
Ah
Dv
Ds
Dh
High-Performance, Low-Power System on Chip
Min
2
2
4
3
3
3
3
2
2
2
8
6
5
-
-
-
-
Typ
10
13
15
11
8
7
9
6
6
7
7
8
8
-
-
-
-
Max
20
20
16
19
10
10
10
10
20
16
21
30
23
1
3
0
0
EP7309
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
15