DS21FF44 Maxim Integrated Products, DS21FF44 Datasheet - Page 104
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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Manufacturer
Quantity
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AC CHARACTERISTICS—MULTIPLEXED PARALLEL PORT (MUX = 1)
Cycle Time
Pulse Width, DS low or
RD* high
Pulse Width, DS high or
RD* low
Input Rise/Fall times
R/W* Hold Time
R/W* Setup time before
DS high
CS*, FSO or FS1 Setup
time before DS, WR* or
RD* active
CS*, FSO or FS1 Hold
time
Read Data Hold time
Write Data Hold time
Muxed Address valid to
AS or ALE fall
Muxed Address Hold
time
Delay time DS, WR* or
RD* to AS or ALE rise
Pulse Width AS or ALE
high
Delay time, AS or ALE
to DS, WR* or RD*
Output Data Delay time
from DS or RD*
Data Setup time
See Figures 23-1 to 23-3 for details
PARAMETER
V
DD
SYMBOL
PW
= 2.97 to 3.63V, T
PW
PW
(V
t
t
t
t
t
t
t
t
t
t
t
t
ASED
R
RWH
DHW
t
DSW
CYC
RWS
t
DHR
AHL
DDR
ASD
ASL
CH
CS
, t
DD
ASH
EH
EL
F
= 2.97 to 3.63V, T
MIN
200
100
100
10
50
20
10
10
15
10
20
30
10
20
50
0
A
104 of 117
= -40°C to +85°C for DS21FF44N/DS21FT44N)
A
TYP
= 0°C to +70°C for DS21FF44/DS21FT44;
MAX
20
50
80
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
DS21FT44/DS21FF44
NOTES
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