DS21448L+W Maxim Integrated Products, DS21448L+W Datasheet - Page 52
DS21448L+W
Manufacturer Part Number
DS21448L+W
Description
Network Controller & Processor ICs 3.3V Quad E1-T1-J1 L ine Interface T1-E1-
Manufacturer
Maxim Integrated Products
Datasheet
1.DS21448L.pdf
(60 pages)
Specifications of DS21448L+W
Product
Framer
Number Of Transceivers
4
Supply Voltage (max)
3.465 V
Supply Voltage (min)
3.135 V
Supply Current (max)
400 mA
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Package / Case
LQFP-128
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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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
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