DS2154LN+ Maxim Integrated Products, DS2154LN+ Datasheet - Page 77
DS2154LN+
Manufacturer Part Number
DS2154LN+
Description
IC TXRX E1 1CHIP 5V ENH 100-LQFP
Manufacturer
Maxim Integrated Products
Type
Transceiverr
Datasheet
1.DS2154L.pdf
(87 pages)
Specifications of DS2154LN+
Number Of Drivers/receivers
1/1
Protocol
E1
Voltage - Supply
4.75 V ~ 5.25 V
Mounting Type
Surface Mount
Package / Case
100-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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16 AC CHARACTERISTICS
Table 16-1. AC Characteristics—Multiplexed Parallel Port (MUX = 1)
(V
(See
Figure 16-1. Intel Bus Read AC Timing (BTS = 0/MUX = 1)
Cycle Time
Pulse Width, DS Low or
Pulse Width, DS High or
Input Rise/Fall Times
R/
R/
active
Read Data Hold Time
Write Data Hold Time
Muxed Address Valid to AS or ALE Fall
Muxed Address Hold Time
Delay Time, DS,
Rise
Pulse Width AS or ALE High
Delay Time, AS or ALE to DS,
Output Data Delay Time from DS or
Data Setup Time
CS
CS
DD
W
W
Setup Time Before DS,
Hold Time
= 5V ± 5 %, T
Figure
Hold Time
Setup Time Before DS High
16-1,
PARAMETER
WR
A
Figure
= 0°C to +70°C for DS2154L, T
or
RD
RD
RD
16-2, and
WR
High
to AS or ALE
Low
WR
or
RD
or
RD
Figure
RD
16-3.)
SYMBOL
77 of 87
PW
PW
PW
t
t
t
t
t
t
t
t
t
t
t
t
ASED
R
DHW
RWH
t
DSW
CYC
RWS
t
DHR
AHL
DDR
ASD
ASL
CH
CS
, t
ASH
EH
EL
F
A
= -40°C to +85°C for DS2154LN.)
MIN
200
100
100
10
50
20
10
15
10
20
30
10
20
50
0
0
TYP MAX UNITS
20
50
80
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
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