DS21448A1 Maxim Integrated, DS21448A1 Datasheet - Page 52

• Manufacturer Part Number: DS21448A1
• Description: Network Controller & Processor ICs 3.3V E1/T1/J1 Quad Interface
• Manufacturer: Maxim Integrated

Specifications of DS21448A1

• Part # Aliases: 90-21448-0A1

Figure 10-5. Intel Bus Write Timing (PBTS = 0, BIS0 = 1)
Figure 10-6. Motorola Bus Read Timing (PBTS = 1, BIS0 = 1)
Figure 10-7. Motorola Bus Write Timing (PBTS = 1, BIS0 = 1)
A0–A4
D0–D7
A0–A4
D0–D7
A0–A4
D0–D7
R/W
WR
R/W
RD
CS
CS
DS
CS
DS
0ns (MIN)
0ns (MIN)
0ns (MIN)
t1
t1
t1
0ns (MIN)
0ns (MIN)
0ns (MIN)
t2
t2
t2
75ns (MAX)
ADDRESS VALID
ADDRESS VALID
ADDRESS VALID
t3
52 of 60
75ns (MIN)
75ns (MIN)
t6
t6
5ns (MIN) / 20ns (MAX)
10ns
(MIN)
10ns
(MIN)
t7
DATA VALID
t7
t8
t4
10ns
(MIN)
t4
t4
t8
10ns
(MIN)
0ns (MIN)
0ns (MIN)
0ns (MIN)
t5