DS21552L+ Maxim Integrated Products, DS21552L+ Datasheet - Page 124
![IC TXRX T1 1-CHIP 5V 100-LQFP](/photos/6/82/68291/406-100-lqfp_sml.jpg)
DS21552L+
Manufacturer Part Number
DS21552L+
Description
IC TXRX T1 1-CHIP 5V 100-LQFP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS21352L.pdf
(137 pages)
Specifications of DS21552L+
Function
Single-Chip Transceiver
Interface
E1, HDLC, J1, T1
Number Of Circuits
1
Voltage - Supply
4.75 V ~ 5.25 V
Current - Supply
75mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
100-LQFP
Includes
DSX-1 and CSU Line Build-Out Generator, HDLC Controller, In-Band Loop Code Generator and Detector
Product
Framer
Number Of Transceivers
1
Data Rate
64 Kbps
Supply Voltage (max)
3.465 V
Supply Voltage (min)
3.135 V
Supply Current (max)
75 mA (Typ)
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Ic Interface Type
Parallel, Serial
Supply Voltage Range
4.75V To 5.25V
Operating Temperature Range
0°C To +70°C
Digital Ic Case Style
LQFP
No. Of Pins
100
Filter Terminals
SMD
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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24. AC TIMING PARAMETERS AND DIAGRAMS
24.1 MULTIPLEXED BUS AC CHARACTERISTICS
AC CHARACTERISTICS –
MULTIPLEXED PARALLEL PORT
(MUX = 1)
[See Figure 24-1 to Figure 24-3]
PARAMETER
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* Set Up time before DS
high
CS* Set Up time before DS,
WR* or RD* active
CS* 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 Set Up time
SYMBOL
PW
PW
PW
t
t
t
t
t
t
t
t
t
t
t
R
t
ASED
RWH
DHW
RWS
t
DSW
CYC
t
DHR
AHL
ASD
DDR
ASL
CH
CS
, t
ASH
EH
EL
F
MIN
200
100
100
10
50
20
10
15
10
20
30
10
20
50
0
0
124 of 137
TYP
-40°C to +85°C; V
-40°C to +85°C; V
(0°C to 70°C; V
0°C to 70°C; V
MAX
20
50
80
DD
DD
DD
DD
= 5.0V ± 5% for DS21552LN)
= 3.3V ± 5% for DS21352LN;
= 3.3V ± 5% for DS21352L;
= 5.0V ± 5% for DS21552L;
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
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