DS21FF44 Maxim Integrated Products, DS21FF44 Datasheet - Page 110
![IC FRAMER E1 4X4 16CH 300-BGA](/photos/6/82/68293/300-bga_21-0304_sml.jpg)
DS21FF44
Manufacturer Part Number
DS21FF44
Description
IC FRAMER E1 4X4 16CH 300-BGA
Manufacturer
Maxim Integrated Products
Datasheet
1.DS21FT44N.pdf
(117 pages)
Specifications of DS21FF44
Controller Type
E1 Framer
Interface
Parallel/Serial
Voltage - Supply
2.97 V ~ 3.63 V
Current - Supply
300mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
300-BGA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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A0 to A7,
FS0, FS1
D0 to D7
Figure 23-5. INTEL BUS WRITE AC TIMING (BTS = 0 / MUX = 0)
Figure 23-6. MOTOROLA BUS READ AC TIMING (BTS = 1 / MUX = 0)
D0 to D7
A0 to A7,
FS0, FS1
R/W*
RD*
CS*
WR*
CS*
DS*
DS
Notes:
1. The signal DS is active high when emulating the DS21Q43 (FMS = 1) .
1
0ns min.
0ns min.
0ns min.
t1
t1
Address Valid
Address Valid
0ns min.
0ns min.
t2
t2
t2
75ns max.
75ns max.
t3
t3
75ns min.
t6
110 of 117
Data Valid
5ns min. / 20ns max.
t7
10ns
min.
10ns
min.
t4
t4
t4
t8
0ns min.
0ns min.
0ns min.
t5
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