DS21448L+W Maxim Integrated Products, DS21448L+W Datasheet - Page 50
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 10-2. Intel Bus Write Timing (PBTS = 0, BIS0 = 0)
Figure 10-3. Motorola Bus Timing (PBTS = 1, BIS0 = 0)
AD0–AD7
AD0–AD7
AD0–AD7
(WRITE)
(READ)
ALE
CS
WR
CS
RD
R/W
AS
DS
t ASD
PW EL
t ASD
t ASD
PW
t
t
ASL
t ASL
EL
ASL
PW
PW
t
AHL
t
ASH
AHL
ASH
t RWS
t ASED
t
t
AHL
50 of 60
t
CS
ASED
t CS
t CYC
t
DDR
t CYC
t
DSW
PW
EH
t
DSW
PW EH
t CH
t
CH
t
t
DHW
DHR
t
RWH
t
DHW
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