AD6426 Analog Devices, AD6426 Datasheet - Page 34

• Manufacturer Part Number: AD6426
• Description: Enhanced GSM Processor
• Manufacturer: Analog Devices

This Information applies to a product under development. Its characteristics and specifications are subject to change without notice. Analog Devices assumes no
obligation regarding future manufacture unless otherwise agreed to in writing. No responsibility is assumed by Analog Devices for its use; nor for any
infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent
rights of Analog Devices.
Revision Preliminary 2.3 (June 9, ´98)
Preliminary Technical Information
TIMING SPECIFICATION
Parameter
Timing Requirement
Switching Characteristic
t
t
t
t
t
t
t
t
t
t
t
t
10b
12b
10a
12a
17
19
11
13
14
15
16
18
Comment ( Timing for 3-state access, see Figure 15 )
Control Processor read chip select to data valid
Control Processor read address to data valid
Control Processor read enable to data valid
Control Processor data hold
Control Processor write chip select setup
Control Processor chip select hold
Control Processor write address setup
Control Processor address hold
Control Processor write pulse width
Control Processor data setup
Control Processor data hold
Control Processor read pulse width
HWR/LWR
DATA15:0
WRITE
ADD 15:0
READ
ADD15:0
DATA7:0
CS
CS
RD
Figure 15. Memory Interface Timing
t
10a
t
10b
- 34 -
t
12b
t
12a
t
15
t
17
t
18
t
14
t
t
16
13
t
13
t
t
11
t
19
11
Min
111
145
10
10
68
15
0
5
5
Confidential Information
Memory Interface
Max
158
162
129
AD6426
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns